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2006 LJ - LS3 6. 66" input to output shaft drop. TR-4050. Its Wild Wednesday! Let's swap transfer cases! Today we install an Atlas 4speed and some Adam's driveshafts into my Jeep TJ! Follow Me On Instagram! https:// May 23, 2018 · After about 7 weeks build time I finally received my Atlas 2 transfer case. May 1, 2019 · We broke our stock transfer case when the rear drive shaft broke the u-joint at 65 mph and cracked the stock case. Considering these variables, could you please recommend a transfer case and total kit that could fit Finally, the NP241OR RockTrac transfer case found in Rubicon Package 2003 - 2006 TJ's as well as 2007 - present JK's, sporting a 4:1 low range gear set. 0:1 & 3. Reviews. 3, 5. Feb 12, 2022 · The Atlas transfer case is rugged and has a high torque rating. 2 mph. 66" / 18. News. 74 Take the guess work out of repairing a damaged transfer case all togther. If you have an Atlas with a longer 31-spline input, you can shorten it to fit the Aug 15, 2023 · Introduced in 2018 the flat tow option was released for the Atlas transfer case. The question I have is about the input shaft for the transmission. Jan 18, 2006 · I will be (in a month or so) installing an Atlas transfer case in my wifes 03 TJ. This involves removing several red plastic caps and seals, put in place before shipping to keep contanimates out of the dry transfer case. This linkage is 5. Excellent condition. Regardless, you will have these 4 bolts. 53004810 Jan 3, 2020 · Go build a 2 speed Atlas with any one of the ratios listed: 5. Not looking forward to the install but have a Rubicon trip coming at the end of June so need to get going pretty soon lol. I am currently running the terraflex terra low 4:1 in a 231 with an sye and extra large hd chain kit. The shorter case dimensions of the TREMEC TR-4050 allow for installation into most vehicles without modifications to the factory transmission tunnel. Thanks, Frank Mar 24, 2023 · This is the GenRight Atlas transfer case rear support. having the option to go from 1:1 to 2. Aug 12, 2019 · So my old NP 231 is growling at me after a nice weekend of playing in the woods. 7:1 low low) and a Midnight Metalworks D300 4:1. 8:1 ratio. Rotation & Oil: The two stock rotations of the New Process transfer case are 13 or 23 degrees. I have a 98 TJ with a flat skid. We offer several upgrades, options, and different configurations for this transfer case. Time for a rebuild after a mere 188,000 miles. 625” in length and includes a GM VSS kit incorporated within’. 0 and NV3550, should also work with all other 6 cyl TJ's. Available for many popular applications in 2. I wouldn't pay any more than that because if you add about $800 to it, you're in Atlas II price ranges then. 46 first gear and 4. Would you recommend an Atlas 2 speed or an Atlas 4 speed transfer case? And why? Option 1: Transfer Case Speeds and Gear Ratio Atlas Transfer Cases are available in 2-speed and 4-speed configurations. 5” long and provides maximum linkage adjustment to fine-tune the linkage throw length between the linkage adapter kit and the transfer case Option 7: Transfer Case Front and Rear Yokes There are a variety of yokes to choose from when ordering your Atlas transfer case including CV, non-cv, and output flange styles for both 26 spline and heavy duty 32 spline output shafts. Used, these run about $1500-1800 give or take. For man Oct 12, 2018 · Going to upgrade to an Atlas transfer case in the next few weeks. 4ws. General notes on Shifting: 1. This means that in order for the case to shift easily and smoothly the vehicle must be moving in a forward direction. 4 low is not low enough with 33s and 3:73s, I do plan on going to 4:56s in the future The Atlas also features a unique twin stick design to deliver crisp, quiet operation. The gear-driven transfer case features two-speeds and can be ordered in a variety of different configurations. who daily drives it. Any and all coments are welcome. 72 low range. Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits Through the analysis of other successful transfer case designs, AA has manufactured a rugged, all gear-driven transfer case. RATIOS: Low Range: 2. I do have a 1 inch body lift currently on the Jeep. 7:1. 88 gears at the moment. The factory JK NP241 transfer case has a low range ratio of 2. 0 to one low range ratios ratios. Used on 00 TJ w/4. I have read that the floorboard needs to be modified and sometimes the skid plate depending on your setup. Feb 18, 2004 · This unit is almost as strong as an Atlas II and much easier to fit into a TJ. window storage, door off mirrors, Raingear Cover, door surround, Tuffy expandable security storage box, rear soft top anchor bar, all-weather floor mats Transfer Case Shift Lever Bushing for 1997-2006 TJ Wrangler w/NP231; NV241OR Tra (For: Jeep TJ Rubicon) Opens in a new window or tab Crown Automotive Part No. 3. I would like to have a good crawler and also be able to drive it on the road for short distances as well. Magazines. The new shifter assembly allows for virtually any positioning of the shifter levers. When the transfer case moves during a transmission retro-fit or a flat skid plate is used, so does the transfer case shifter mounting bracket which will cause a misalignment of the transfer case shifter bell crank. 0:1 Atlas 2 Speed Pro Series (big bearing) Lowest Gear Ratio: 3. 72:1 Atlas 2 speed (4 speed shown below) Prices start at $2,360. Application for these Jeeps will fit the automatic transmission (850RE 8 speed) or the Manual transmission D478. $283. IMG_20180517_174609058_LL by ronfasano, on Flickr Feb 22, 2023 · I am ordering an Atlas 2 transfer case and would like to verify something before I finalize everything. A twin stick shifter setup controls the front and rear output shafts on the main case semi-independently. 0:1 ratio; 1310 CV Yokes; Twin stick shifters; Site tube; Standard tail housing w/speedo Apr 9, 2012 · Atlas or Rubicon t-case swap into 98 TJ Jump to Latest Follow 5K views 5 replies 4 participants last post by dan188 Apr 10, 2012 Nov 18, 2010 · Finally there’s a solution to alleviate that problematic Jeep TJ transfer case shifting mechanism! Advance Adapters now offers a heavy duty shifter designed to correct the binding, hard shifts, and slipping-out-of-gear that is inherent when lifting a Jeep TJ or when altering the drivetrain components. SCS Gearbox Quick Change Drop Transfer Case (12. If it's the front driveshaft's DC joint that is squeaking you can't delay fixing it. The Atlas pan has a pick up screen that pulls oil from the main case pulling it into the tailhousing and down the output shaft lubricating the bearings while driving and Nov 14, 2010 · A atlas transfer case or 4. Aug 1, 2010 · New TJ owner and have a question. 3:1 or 5. 10 on 33s) the jeep will be my DD and it will also see crawling time, 1-2x a month at Rausch Jun 27, 2021 · My 2006 Jeep TJ Rubicon 2006 automatic has 5. It has all the add on options as the standard Atlas with a few upgrades. Jeep Wrangler TJ Showcase. 0:1 High Range 1:1 Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits This is an Atlas II, 2 Speed Transfer Case with a 3. 72 case with 4. 0:1 into this module and any different ratio in the transfer case will put the vehicle into a limp mode. If you are replacing a Jeep transfer case that used a sensor and not a speedometer housing, then we can assist you with the correct parts to fit the Atlas transfer case and retain your stock speedometer. Oct 15, 2017 · The four speed Atlas is a two speed, twin stick controlled main case with a planetary gearset as part of the front section if the case. That said are there any upgrades that should be done or possibly a lower ratio available before I order parts and begin the rebuild? Any input it greatly appreciated! Jeep coded the stock transfer case ratio of either the 2. Atlas Transfer Case Builder G2 (Pro Series) Intended for heavier Gross Vehicle Weight Ratings (GVWR), and high horsepower race applications. 74 The 4. This is the same transfer case we have run in our off road Jeeps and Ultra4 racers for years! We order these cases with the following specs: 3. The New "G2 Pro Series" Atlas Transfer Case is equipped with a 1-1/2" Idler Shaft assembly offering several advantages in strength. Then they use that hole as marked. 33") Atlas Transfer Case; Toyota Trucks; NP205 Transfer Case; Shift Linkage Brackets. 72(close to OEM 4lo for most TJ's) for mild offroad, then 3. Which atlas should I get if I get one? '89 YJ, '79 Scout II, '93 YJ, '01 TJ, '00 Cherokee - all This is an Atlas II, 2 Speed Transfer Case with 3:1 ratio. 44:1, 8. 8:1 ratio; 1310 CV Yokes; Twin stick shifters; Site tube; Standard tail housing w/speedo Jan 13, 2022 · The TREMEC transmission can be mated to a variety of original equipment and aftermarket transfer cases, including the Atlas from Advance Adapters. Remove the nuts on each one. I also found one used through a salvage yard with 58k miles on it for $1,400. Feb 27, 2022 · 2006 LJ Unlimited, Rubicon 4. We beefed up the cluster pin material to 300M and the support area on the case and added superfinished gears to the build (gear options 2. 0 and 6. 00" / 23. We recommend our transfer case cable shifter upgrade kit when coupling the NP231/ NP241 to the. 8 mph. 38:1 ratio Dana 44 axles doors, lockers front and rear with the NV241-J transfer case (4. From off-road racing to hardcore four-wheeler, this is the transfer case of choice. 0:1, 3. The name is legendary and synonymous with rock crawling and off-road vehicle performance. If you're looking to upgrade your existing transfer case, check out an Atlas II transfer case from Advance Adapters. If unsuccessful, turn off the engine with the transmission still in neutral. Compact 10. Features: The RubiCrawler increases your available gear ratios. If your running an Atlas, you know how much they weigh! Atlas Transfer Case; Toyota Trucks; NP205 Transfer Case; Shift Linkage Brackets. This allows you to choose the appropriate gear Jan 1, 2002 · Underneath the transfer case skid plate, you will find 4 bolts. Has 700-800 miles on it. 56 gears and 35" tires. This allows you to choose the appropriate gear The name is legendary and synonymous with rock crawling and off-road vehicle performance. 5” Adjustable Transfer Case Shift Linkage Rod with the 1997–02 TJ SWB: Transfer Case Shift Linkage Adapter Kit when a longer shift linkage is required. I found a 'new'ish one for $2,500 from JB Conversions JB Conversions, Inc. 34:1 ratios for super technical rock crawling at idle. The Advance Adapters Atlas gear-driven transfer cases are the ultimate in gearing and strength. This adapter assembly is for exclusive use with the late model 4L60E with removable bell housing and includes a new 400M billet output shaft. 25" SHCS ZNC. 99 Dec 3, 2017 · as a jeeper with a belly up skid and an atlas II. Note that our skid plate has been modified slightly for an Atlas II transfer case so your case may differ just a bit. Now shift the transfer case into gear and re-start the engine. 8 rear with 4. Those with rear-engine buggies or Jeep's with consoles will now have an easier time reaching the shifters. Jul 8, 2013 · for a 4cylinder TJ, what would be the best upgrade to the current transfer case (NP231)? D300 teralow 231 modifaction Atlas 2 i'll be running a HP30 upfront and an 8. Atlas 2 speed to the 2018 and newer Jeep JL and JT. The adapter is only 1. Advance actually sells this but at $300 higher than Jeep or JB Conversions (because it competes with their own Atlas unit I presume). 16:1, 10. A Jeep programmer like a Z Automotive or the Vgate OBD2 code reader with the Canbus phone app from jscan, work great. We thought of trying to fix it and install a Tera-Low at that time, but end of the day, you still end up with a weak case. 715543. 70:1. My old case was run without oil and I don't want to rebuild it so I am either going with an Atlas or try to find a Rubicon Transfer Case. com Going over the transfer case and why I chose to do this modification before big axles and tires. Crown Automotive Shift Selector for 88-06 Jeep Wrangler YJ, TJ, 88-01 Cherokee XJ, 88-92 Comanche MJ, Grand Cherokee ZJ & Liberty KJ with Model NP231 Transfer Case In Stock $32. 8:1 or 4. 16:1 and 10. Includes cables and shifters. Jul 18, 2019 · Hello everyone, I currently have a non rubicon model Tj with a np231 transfer case with the ratio of 2. Note: This cable kits fit Jeep NP231 / 241 in TJ models only and not intended for any other transfer case combo. Advance Adapters is proud to offer our shorty 4L60E to Atlas transfer case adapter assembly. We called Advance Adapters and got the order in with Vince. I'd temporarily remove the front driveshaft to see if the noise goes away. My jeep is a 2000 TJ with 4. Back; Getrag; New Process 231/241; Toyota Land Cruiser; The Advance Adapters Atlas 2 speed gear-driven transfer cases are the ultimate in gearing and strength. This is a true bolt-in doubler that couples to the stock Jeep transfer case or an existing Atlas transfer case. amazon. 3 twin stick T-case, Phoenix R/A drive shafts, JKS 1" BL, JKS 1" MML, JKS Quick Disco, Poison Spider rock sliders, Poison Spider front and rear bumpers, Warn 10k EVO, 37x12. Now I'm searching for a replacement. Installing an Atlas II transfer case in a Jeep Wrangler JK. I will check with Advanced Adapters on this, but was wanting to see if anyone here has some real world experience flat towing a rig equipped with an Atlas II. 88 gear ratio. Custom adapted applications are in many cases possible whereRead More The Kit replaces the body mounted mechanical system with a robust cable actuated design that creates a crisp and carefree transfer case shifting experience. Aug 25, 2021 · IMO the real benefit with atlas is the 4sp TC. The Atlas transfer case offers you the ability to customize the transfer case to your vehicle. Oct 27, 2015 · 1310 on left 1330 on right I also noticed that the speedo gear and wiring was different from my NP231. Oct 15, 2022 · The Atlas transfer case, a stout cable shifter and even retention of the OEM 4WD switch and wiring have been addressed. Our planetary features a hardened steel housing and gears. as well as hammer the belly of the body to fit it all. Buyer's Guide. 0:1 or 3. We run this on all our GenRight Jeeps and Ultra4 off-road race cars. 2L 425 HP Engine - Advance Adapters Atlas Transfer Case - 4L70 Transmission - Razr Maxxis Tires - KMC Machete Crawl Beadlock Wheels - Custom Dynatrac Front Axle - Dana 60 Rear Axle - 4. 13 gears in Jeep TJ Conversion Packages; Atlas Transfer Case; Toyota Trucks; NP205 Transfer Case; Shift Linkage Brackets. Bought new in 2008 and used 2 seasonshas been in storage since 2010. Will the Atlas even fit? Feb 27, 2021 · Comparing the four-speed Atlas transfer case in size gearing options and strength to the Jeep NP231 T-case. Offering extreme low range and independent control of the front and rear axles, the Atlas II is the ultimate transfer case for your Jeep. TeraFlex is still the only aftermarket company to offer a low range gear conversion for the 231 transfer case. 300110A or assembly A31S). 3:1 gear reduction 1310 CV rear output 1310 CV Front output This unit fits Jeeps 2003 to 2011 with the 42RLE automatic overdrive transmission. excluding shipping. Advance Adapters now offers a cable-shifter for the Atlas transfer case. Add to compare list Add to wishlist Add to cart. Sizes range from Spicer series 1310 to series 1410 to fit almost all popular drive shafts and axles. 5" lift and Fox shocks, G2 Dana 44/60 5. Atlas 2 Speed Trail Series (small bearing) Lowest Gear Ratio: 5. 5 Method Race Wheels 105 Beadlock 5x5. This reduction unit replaces the stock 42RLE tailhousing with a 6 gear planetary reduction box featuring a 2. The Future TJ, and JK Wranglers. And thanks for the help!! Sep 20, 2018 · im seriously contemplating getting a rubicon transfer case for my sport, but is it really worth the $1000? going from the gearing calculator, at idle in low range (900ish rpms), my 2. Atlas Transfer Case - The Atlas will bolt directly to the rear of the TR-4050, The Atlas just needs the 23 spline input. Be sure to understand which specific options your Atlas transfer case includes before performing service. Jun 19, 2017 · My 2000 4. You can only get one of those ratios with an Atlas 4 speed cases. com/gp Transfer Case. Please verify your fitment! Built in Spring of 2018. 8:1). 0, 3. Jan 27, 2021 · Here's a quick video showing 4wd and Low range LED indication to an Atlas transfer case install in a Jeep TJ Rubicon. 0 gear set. Bolt on for 2002 and earlier TJ and YJ 6 cylinder models, can be adapted to other models. 0 AT TJ's 231 Transfer Case is on its way to the grave and I am looking to upgrade to an Atlas. 37 inch tall tires. With over 30,000 units sold, the Atlas 2 speed is the solut Oct 15, 2023 · 4 Spd Atlas Transfer case. This new option uses a new rear output shaft that is connected to a gerotor pump assyembly. 13 w/ARB's EBC brakes, Atlas 2 4. If the DC joint seizes it will take the entire transfer case out with it. It's at a shop now - so what are my options? The "Race Case Atlas" is exactly what we mean by the name, this unit is built for competition events. This new reduction unit replaces the stock 42RLE tailhousing with a 6 gear planetary reduction box featuring a 2. Probably going to stick with the 2 speed unless you guys wind up convincing me to go with the4 speed. Back; TJ 241 TRANSFER CASE CABLE SHIFT KIT SKU: 715543-241. Jan 14, 2008 · My "new to me" TJ has an Atlas II transfer case. 8, 4. This will be my first Atlas transfer case install, so I am really just looking for some words of wisdom from those who have done it already. 7:1 Sep 3, 2007 · Basically I've seen a bunch of people put the atlas on the back of the transmission and then push it up and mark it with a sharpie. 8 (close to the rubi 4lo) for difficult climbs, then to 10. 00 An extremely high quality specialty 2 speed (High range 1:1 plus one low range) transfer case. Here's the specs: 23 spline input gear 4. The Advance Adapters Atlas transfer case is designed for vehicles that regularly travel over difficult terrain. This is a true, bolt-in doubler that couples to the stock Jeep transfer case or an existing Atlas transfer case. Racers, hardcore ‘wheelers and rock crawlers have depended on the Atlas transfer case for decades! SCS Quick Change Drop Transfer Cases are a compact version of the larger SCS drop style transfer case and retain all of the strength needed to handle high horsepower monster trucks, mud trucks, and sled pullers. 3:1 (11. Both two-speed and four-speed Atlas transfer case units can be mated to a 6R80 transmission with this adapter. The gear-driven Atlas II boasts superior strength and either 3. i would say stick with your 231 and get the JB super short sye and the 4:1 internal up grades. The 231 has an actual gear, and the Rubicon transfer case comes with a magnetic speedo sensor. The initial preparation begins on the bench. The Atlas Transfer Case is sure to change the way your vehicle performs off-road. The solid, one-piece case design is manufactured from 356-T6 heat-treated aluminum alloy. Step 3 Oct 26, 2018 · For Sale: Atlas 2-speed Transfer Case. with the rubi case, it puts me at 1. 34:1, or 11. Jun 17, 2014 · My 2003 TJ Rubicon's transfer case blew apart when I was driving down the highway at 70MPH, it was phenomenal. 50R17 BFG KM3's on 17x8. Jeep TJ Conversion Packages; Atlas Transfer Case $0. BOLT 3/8 -16 X 1. When it comes to Jeep transfer case upgrades, the rugged gear-driven Atlas is the ultimate aftermarket choice. 72:1 or the 4. 56 Gears - Genright Offroad LJ Stretched Rocker - Genright Offroad LJ Rocker Guard Back Plates - LineX the whole Jee The Atlas is available for both left and right hand vehicle applications with centered rear differentials. Well that isn't a good option when your flat on your back and having to wrestle with a 130 lb transfer case and a marker. Jun 1, 2009 · Follow along as we install this amazing 4-Speed Atlas Transfercase from Advance Adapters in our 1997 Jeep Wrangler TJ! This amazing transfercase gives us a super low low gear! See it all in Jp Option 7: Transfer Case Front and Rear Yokes There are a variety of yokes to choose from when ordering your Atlas transfer case including CV, non-cv, and output flange styles for both 26 spline and heavy duty 32 spline output shafts. 5 Apr 18, 2017 · Other options if you are really desiring a 4:1 transfer case, consider these here: A used Rubicon Rock-Track NVG-241OR 4:1 transfer case out of a 2003-2006 Rubicon model TJ/LJ. Take the stress off the rear section of your (aluminum) transmission housing by supporting the transfer case with this support ring. 33:1 gear reduction. May 2, 2022 · jeep tj transfer case transfercase. Jan 1, 2006 · With the Atlas I in production, Advance Adapters purchased a prototype vehicle of their own to aid in the further refinement of the Atlas I transfer case. How much clearance do you want around the transfer case when finished? I know the driveline moves, but how much? Sep 6, 2016 · What does it actually take to put an Atlas in a 1998 TJ. The Atlas Transfer Case is a Synchronized gear box. 34 for extreme rock crawling would make the TJ ready to go no matter the scenario. I went with the 5. You CAN’T. Jul 18, 2018 · Use this 1997–2002 TJ SWB: 5. GM NP205 - The Gm NP205 has three The Atlas II Transfer Case has come to be the "Holy Grail" of performance transfer cases for recreational, and competition four-wheelers. The OEM set-up uses a bell crank that pivots between a transfer case mounting bracket and a body mount. 33. i had to cut my floor as well as modify the handles. Have 40s and running 4. Advance Adapters Advanced Adapters Cable Shift Kit for 07-18 Jeep Wrangker & Wrangler Unlimited JK with 2 Speed Atlas II Transfer Case. 8:1 Atlas 4 Speed Lowest Gear Ratio: 11. Ratio Possibilities: Stock Transfer Case Functions: After the old transfer case was removed from the Jeep, it was time to begin preparation of the Atlas II transfer case. Jun 9, 2020 · Installing an Atlas 2. 88 on 35s (right now, i'm geared at 4. As far as disconnecting the driveshaft goes (if that's what i need to do), would i need to remove the front and rear or just the rear. . I’ve got 5. Aftermarket Transfer Cases (Atlas, etc) The transfer case offerings of Atlas and Stak provide deep low range gear sets as well as customizable input, output and drop options for demanding Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits Oct 26, 2020 · It's adjacent to the transfer case so that's a possible source of the squeaking. This material is also used for the structural access cover and all other exterior components. This is the same transfer case we have run in our off road Jeeps and Ultra4 racers for years! We order them with the following specs: 3. 88 diff gears puts me at 1. Combining the latest in CAD/CAM technology and years of in-house CNC machining capabilities, the Atlas 4spd transfer case is sure to bring you the utmost in dependability and performance. 8 gear ratio, 23 spline standard input, 1310 CV front and rear. Note the casting does not use our standard 31-spline input; it uses a shorter 31-spline shaft (Part No. 0L, 32RH Auto Transmission, Dana 30 front, Ford 8. 0:1 gear ratio Rock-Trac) and a 42RLE automatic transmission. Does the NP 231 for a 99 have any other T cases that will bolt right on? I read the dana 300 works. 8 in the rear geared to 4. Atlas Transfe May 1, 2012 · CABLE SHIFTER FOR AN ATLAS 2 OR 4 SPEED TRANSFER CASE (fits all units built after 5/1/12) This shifter fits the transfer cases built after May 1 2012; the design of the cable connections to the Atlas was updated for an easier installation. "LO" LED light:https://www. My husband is getting my truck on Monday so I want to buy the upgrade before he goes and rebuilds my stock transfer case. 2-speed cases are great for most applications while the 4-speed case offers ultra-low 8. Back; TJ 231 TRANSFER CASE CABLE SHIFT KIT SKU: 715543-231. Jun 19, 2006 · TJ Stuff for sale: alum wheels, Front Clip, Bikini, duster, D44 lockers, RE driveshaft for a Rubi, mirrors, door uppers. I would like to get a 4:1 rubicon case, IIRC it is the nvg241OR (please correct me if im wrong). then make a cover plate for the hole i cut. With over 20,000 units sold, the Atlas 2 speed is the solution for combining both on and off-road performance. The bolts hold the tranny mount to the skid plate. Atlas Transfer Cases have won over the industry for their superior performance, bullet proof design and their ability to get you anywhere you want to go. This was a 1989 Jeep YJ with a 6 cylinder and Torqueflite automatic transmission. 0:1 gear reduction planetary is the heart of the HD 231 transfer case. Jump to Latest Looking for some input, I am between an Atlas 4spd 4. Check us out at http://www. zt tf pg wo yw zp wa bp lj nr
2006 LJ - LS3 6. 66" input to output shaft drop. TR-4050. Its Wild Wednesday! Let's swap transfer cases! Today we install an Atlas 4speed and some Adam's driveshafts into my Jeep TJ! Follow Me On Instagram! https:// May 23, 2018 · After about 7 weeks build time I finally received my Atlas 2 transfer case. May 1, 2019 · We broke our stock transfer case when the rear drive shaft broke the u-joint at 65 mph and cracked the stock case. Considering these variables, could you please recommend a transfer case and total kit that could fit Finally, the NP241OR RockTrac transfer case found in Rubicon Package 2003 - 2006 TJ's as well as 2007 - present JK's, sporting a 4:1 low range gear set. 0:1 & 3. Reviews. 3, 5. Feb 12, 2022 · The Atlas transfer case is rugged and has a high torque rating. 2 mph. 66" / 18. News. 74 Take the guess work out of repairing a damaged transfer case all togther. If you have an Atlas with a longer 31-spline input, you can shorten it to fit the Aug 15, 2023 · Introduced in 2018 the flat tow option was released for the Atlas transfer case. The question I have is about the input shaft for the transmission. Jan 18, 2006 · I will be (in a month or so) installing an Atlas transfer case in my wifes 03 TJ. This involves removing several red plastic caps and seals, put in place before shipping to keep contanimates out of the dry transfer case. This linkage is 5. Excellent condition. Regardless, you will have these 4 bolts. 53004810 Jan 3, 2020 · Go build a 2 speed Atlas with any one of the ratios listed: 5. Not looking forward to the install but have a Rubicon trip coming at the end of June so need to get going pretty soon lol. I am currently running the terraflex terra low 4:1 in a 231 with an sye and extra large hd chain kit. The shorter case dimensions of the TREMEC TR-4050 allow for installation into most vehicles without modifications to the factory transmission tunnel. Thanks, Frank Mar 24, 2023 · This is the GenRight Atlas transfer case rear support. having the option to go from 1:1 to 2. Aug 12, 2019 · So my old NP 231 is growling at me after a nice weekend of playing in the woods. 7:1 low low) and a Midnight Metalworks D300 4:1. 8:1 ratio. Rotation & Oil: The two stock rotations of the New Process transfer case are 13 or 23 degrees. I have a 98 TJ with a flat skid. We offer several upgrades, options, and different configurations for this transfer case. Time for a rebuild after a mere 188,000 miles. 625” in length and includes a GM VSS kit incorporated within’. 0 and NV3550, should also work with all other 6 cyl TJ's. Available for many popular applications in 2. I wouldn't pay any more than that because if you add about $800 to it, you're in Atlas II price ranges then. 46 first gear and 4. Would you recommend an Atlas 2 speed or an Atlas 4 speed transfer case? And why? Option 1: Transfer Case Speeds and Gear Ratio Atlas Transfer Cases are available in 2-speed and 4-speed configurations. 5” long and provides maximum linkage adjustment to fine-tune the linkage throw length between the linkage adapter kit and the transfer case Option 7: Transfer Case Front and Rear Yokes There are a variety of yokes to choose from when ordering your Atlas transfer case including CV, non-cv, and output flange styles for both 26 spline and heavy duty 32 spline output shafts. Used, these run about $1500-1800 give or take. For man Oct 12, 2018 · Going to upgrade to an Atlas transfer case in the next few weeks. 4ws. General notes on Shifting: 1. This means that in order for the case to shift easily and smoothly the vehicle must be moving in a forward direction. 4 low is not low enough with 33s and 3:73s, I do plan on going to 4:56s in the future The Atlas also features a unique twin stick design to deliver crisp, quiet operation. The gear-driven transfer case features two-speeds and can be ordered in a variety of different configurations. who daily drives it. Any and all coments are welcome. 72 low range. Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits Through the analysis of other successful transfer case designs, AA has manufactured a rugged, all gear-driven transfer case. RATIOS: Low Range: 2. I do have a 1 inch body lift currently on the Jeep. 7:1. 88 gears at the moment. The factory JK NP241 transfer case has a low range ratio of 2. 0 to one low range ratios ratios. Used on 00 TJ w/4. I have read that the floorboard needs to be modified and sometimes the skid plate depending on your setup. Feb 18, 2004 · This unit is almost as strong as an Atlas II and much easier to fit into a TJ. window storage, door off mirrors, Raingear Cover, door surround, Tuffy expandable security storage box, rear soft top anchor bar, all-weather floor mats Transfer Case Shift Lever Bushing for 1997-2006 TJ Wrangler w/NP231; NV241OR Tra (For: Jeep TJ Rubicon) Opens in a new window or tab Crown Automotive Part No. 3. I would like to have a good crawler and also be able to drive it on the road for short distances as well. Magazines. The new shifter assembly allows for virtually any positioning of the shifter levers. When the transfer case moves during a transmission retro-fit or a flat skid plate is used, so does the transfer case shifter mounting bracket which will cause a misalignment of the transfer case shifter bell crank. 0:1 Atlas 2 Speed Pro Series (big bearing) Lowest Gear Ratio: 3. 72:1 Atlas 2 speed (4 speed shown below) Prices start at $2,360. Application for these Jeeps will fit the automatic transmission (850RE 8 speed) or the Manual transmission D478. $283. IMG_20180517_174609058_LL by ronfasano, on Flickr Feb 22, 2023 · I am ordering an Atlas 2 transfer case and would like to verify something before I finalize everything. A twin stick shifter setup controls the front and rear output shafts on the main case semi-independently. 0:1 ratio; 1310 CV Yokes; Twin stick shifters; Site tube; Standard tail housing w/speedo Apr 9, 2012 · Atlas or Rubicon t-case swap into 98 TJ Jump to Latest Follow 5K views 5 replies 4 participants last post by dan188 Apr 10, 2012 Nov 18, 2010 · Finally there’s a solution to alleviate that problematic Jeep TJ transfer case shifting mechanism! Advance Adapters now offers a heavy duty shifter designed to correct the binding, hard shifts, and slipping-out-of-gear that is inherent when lifting a Jeep TJ or when altering the drivetrain components. SCS Gearbox Quick Change Drop Transfer Case (12. If it's the front driveshaft's DC joint that is squeaking you can't delay fixing it. The Atlas pan has a pick up screen that pulls oil from the main case pulling it into the tailhousing and down the output shaft lubricating the bearings while driving and Nov 14, 2010 · A atlas transfer case or 4. Aug 1, 2010 · New TJ owner and have a question. 3:1 or 5. 10 on 33s) the jeep will be my DD and it will also see crawling time, 1-2x a month at Rausch Jun 27, 2021 · My 2006 Jeep TJ Rubicon 2006 automatic has 5. It has all the add on options as the standard Atlas with a few upgrades. Jeep Wrangler TJ Showcase. 0:1 High Range 1:1 Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits This is an Atlas II, 2 Speed Transfer Case with a 3. 72 case with 4. 0:1 into this module and any different ratio in the transfer case will put the vehicle into a limp mode. If you are replacing a Jeep transfer case that used a sensor and not a speedometer housing, then we can assist you with the correct parts to fit the Atlas transfer case and retain your stock speedometer. Oct 15, 2017 · The four speed Atlas is a two speed, twin stick controlled main case with a planetary gearset as part of the front section if the case. That said are there any upgrades that should be done or possibly a lower ratio available before I order parts and begin the rebuild? Any input it greatly appreciated! Jeep coded the stock transfer case ratio of either the 2. Atlas Transfer Case Builder G2 (Pro Series) Intended for heavier Gross Vehicle Weight Ratings (GVWR), and high horsepower race applications. 74 The 4. This is the same transfer case we have run in our off road Jeeps and Ultra4 racers for years! We order these cases with the following specs: 3. The New "G2 Pro Series" Atlas Transfer Case is equipped with a 1-1/2" Idler Shaft assembly offering several advantages in strength. Then they use that hole as marked. 33") Atlas Transfer Case; Toyota Trucks; NP205 Transfer Case; Shift Linkage Brackets. 72(close to OEM 4lo for most TJ's) for mild offroad, then 3. Which atlas should I get if I get one? '89 YJ, '79 Scout II, '93 YJ, '01 TJ, '00 Cherokee - all This is an Atlas II, 2 Speed Transfer Case with 3:1 ratio. 44:1, 8. 8:1 ratio; 1310 CV Yokes; Twin stick shifters; Site tube; Standard tail housing w/speedo Jan 13, 2022 · The TREMEC transmission can be mated to a variety of original equipment and aftermarket transfer cases, including the Atlas from Advance Adapters. Remove the nuts on each one. I also found one used through a salvage yard with 58k miles on it for $1,400. Feb 27, 2022 · 2006 LJ Unlimited, Rubicon 4. We beefed up the cluster pin material to 300M and the support area on the case and added superfinished gears to the build (gear options 2. 0 and 6. 00" / 23. We recommend our transfer case cable shifter upgrade kit when coupling the NP231/ NP241 to the. 8 mph. 38:1 ratio Dana 44 axles doors, lockers front and rear with the NV241-J transfer case (4. From off-road racing to hardcore four-wheeler, this is the transfer case of choice. 0:1, 3. The name is legendary and synonymous with rock crawling and off-road vehicle performance. If you're looking to upgrade your existing transfer case, check out an Atlas II transfer case from Advance Adapters. If unsuccessful, turn off the engine with the transmission still in neutral. Compact 10. Features: The RubiCrawler increases your available gear ratios. If your running an Atlas, you know how much they weigh! Atlas Transfer Case; Toyota Trucks; NP205 Transfer Case; Shift Linkage Brackets. This allows you to choose the appropriate gear Jan 1, 2002 · Underneath the transfer case skid plate, you will find 4 bolts. Has 700-800 miles on it. 56 gears and 35" tires. This allows you to choose the appropriate gear The name is legendary and synonymous with rock crawling and off-road vehicle performance. 5” Adjustable Transfer Case Shift Linkage Rod with the 1997–02 TJ SWB: Transfer Case Shift Linkage Adapter Kit when a longer shift linkage is required. I found a 'new'ish one for $2,500 from JB Conversions JB Conversions, Inc. 34:1 ratios for super technical rock crawling at idle. The Advance Adapters Atlas gear-driven transfer cases are the ultimate in gearing and strength. This adapter assembly is for exclusive use with the late model 4L60E with removable bell housing and includes a new 400M billet output shaft. 25" SHCS ZNC. 99 Dec 3, 2017 · as a jeeper with a belly up skid and an atlas II. Note that our skid plate has been modified slightly for an Atlas II transfer case so your case may differ just a bit. Now shift the transfer case into gear and re-start the engine. 8 rear with 4. Those with rear-engine buggies or Jeep's with consoles will now have an easier time reaching the shifters. Jul 8, 2013 · for a 4cylinder TJ, what would be the best upgrade to the current transfer case (NP231)? D300 teralow 231 modifaction Atlas 2 i'll be running a HP30 upfront and an 8. Atlas 2 speed to the 2018 and newer Jeep JL and JT. The adapter is only 1. Advance actually sells this but at $300 higher than Jeep or JB Conversions (because it competes with their own Atlas unit I presume). 16:1, 10. A Jeep programmer like a Z Automotive or the Vgate OBD2 code reader with the Canbus phone app from jscan, work great. We thought of trying to fix it and install a Tera-Low at that time, but end of the day, you still end up with a weak case. 715543. 70:1. My old case was run without oil and I don't want to rebuild it so I am either going with an Atlas or try to find a Rubicon Transfer Case. com Going over the transfer case and why I chose to do this modification before big axles and tires. Crown Automotive Shift Selector for 88-06 Jeep Wrangler YJ, TJ, 88-01 Cherokee XJ, 88-92 Comanche MJ, Grand Cherokee ZJ & Liberty KJ with Model NP231 Transfer Case In Stock $32. 8:1 or 4. 16:1 and 10. Includes cables and shifters. Jul 18, 2019 · Hello everyone, I currently have a non rubicon model Tj with a np231 transfer case with the ratio of 2. Note: This cable kits fit Jeep NP231 / 241 in TJ models only and not intended for any other transfer case combo. Advance Adapters is proud to offer our shorty 4L60E to Atlas transfer case adapter assembly. We called Advance Adapters and got the order in with Vince. I'd temporarily remove the front driveshaft to see if the noise goes away. My jeep is a 2000 TJ with 4. Back; Getrag; New Process 231/241; Toyota Land Cruiser; The Advance Adapters Atlas 2 speed gear-driven transfer cases are the ultimate in gearing and strength. This is a true bolt-in doubler that couples to the stock Jeep transfer case or an existing Atlas transfer case. amazon. 3 twin stick T-case, Phoenix R/A drive shafts, JKS 1" BL, JKS 1" MML, JKS Quick Disco, Poison Spider rock sliders, Poison Spider front and rear bumpers, Warn 10k EVO, 37x12. Now I'm searching for a replacement. Installing an Atlas II transfer case in a Jeep Wrangler JK. I will check with Advanced Adapters on this, but was wanting to see if anyone here has some real world experience flat towing a rig equipped with an Atlas II. 88 gear ratio. Custom adapted applications are in many cases possible whereRead More The Kit replaces the body mounted mechanical system with a robust cable actuated design that creates a crisp and carefree transfer case shifting experience. Aug 25, 2021 · IMO the real benefit with atlas is the 4sp TC. The Atlas transfer case offers you the ability to customize the transfer case to your vehicle. Oct 27, 2015 · 1310 on left 1330 on right I also noticed that the speedo gear and wiring was different from my NP231. Oct 15, 2022 · The Atlas transfer case, a stout cable shifter and even retention of the OEM 4WD switch and wiring have been addressed. Our planetary features a hardened steel housing and gears. as well as hammer the belly of the body to fit it all. Buyer's Guide. 0:1 or 3. We run this on all our GenRight Jeeps and Ultra4 off-road race cars. 2L 425 HP Engine - Advance Adapters Atlas Transfer Case - 4L70 Transmission - Razr Maxxis Tires - KMC Machete Crawl Beadlock Wheels - Custom Dynatrac Front Axle - Dana 60 Rear Axle - 4. 13 gears in Jeep TJ Conversion Packages; Atlas Transfer Case; Toyota Trucks; NP205 Transfer Case; Shift Linkage Brackets. Bought new in 2008 and used 2 seasonshas been in storage since 2010. Will the Atlas even fit? Feb 27, 2021 · Comparing the four-speed Atlas transfer case in size gearing options and strength to the Jeep NP231 T-case. Offering extreme low range and independent control of the front and rear axles, the Atlas II is the ultimate transfer case for your Jeep. TeraFlex is still the only aftermarket company to offer a low range gear conversion for the 231 transfer case. 300110A or assembly A31S). 3:1 gear reduction 1310 CV rear output 1310 CV Front output This unit fits Jeeps 2003 to 2011 with the 42RLE automatic overdrive transmission. excluding shipping. Advance Adapters now offers a cable-shifter for the Atlas transfer case. Add to compare list Add to wishlist Add to cart. Sizes range from Spicer series 1310 to series 1410 to fit almost all popular drive shafts and axles. 5" lift and Fox shocks, G2 Dana 44/60 5. Atlas 2 Speed Trail Series (small bearing) Lowest Gear Ratio: 5. 5 Method Race Wheels 105 Beadlock 5x5. This reduction unit replaces the stock 42RLE tailhousing with a 6 gear planetary reduction box featuring a 2. The Future TJ, and JK Wranglers. And thanks for the help!! Sep 20, 2018 · im seriously contemplating getting a rubicon transfer case for my sport, but is it really worth the $1000? going from the gearing calculator, at idle in low range (900ish rpms), my 2. Atlas Transfer Case - The Atlas will bolt directly to the rear of the TR-4050, The Atlas just needs the 23 spline input. Be sure to understand which specific options your Atlas transfer case includes before performing service. Jun 19, 2017 · My 2000 4. You can only get one of those ratios with an Atlas 4 speed cases. com/gp Transfer Case. Please verify your fitment! Built in Spring of 2018. 8:1). 0, 3. Jan 27, 2021 · Here's a quick video showing 4wd and Low range LED indication to an Atlas transfer case install in a Jeep TJ Rubicon. 0 gear set. Bolt on for 2002 and earlier TJ and YJ 6 cylinder models, can be adapted to other models. 0 AT TJ's 231 Transfer Case is on its way to the grave and I am looking to upgrade to an Atlas. 37 inch tall tires. With over 30,000 units sold, the Atlas 2 speed is the solut Oct 15, 2023 · 4 Spd Atlas Transfer case. This new option uses a new rear output shaft that is connected to a gerotor pump assyembly. 13 w/ARB's EBC brakes, Atlas 2 4. If the DC joint seizes it will take the entire transfer case out with it. It's at a shop now - so what are my options? The "Race Case Atlas" is exactly what we mean by the name, this unit is built for competition events. This new reduction unit replaces the stock 42RLE tailhousing with a 6 gear planetary reduction box featuring a 2. Probably going to stick with the 2 speed unless you guys wind up convincing me to go with the4 speed. Back; TJ 241 TRANSFER CASE CABLE SHIFT KIT SKU: 715543-241. Jan 14, 2008 · My "new to me" TJ has an Atlas II transfer case. 8, 4. This will be my first Atlas transfer case install, so I am really just looking for some words of wisdom from those who have done it already. 7:1 Sep 3, 2007 · Basically I've seen a bunch of people put the atlas on the back of the transmission and then push it up and mark it with a sharpie. 8 (close to the rubi 4lo) for difficult climbs, then to 10. 00 An extremely high quality specialty 2 speed (High range 1:1 plus one low range) transfer case. Here's the specs: 23 spline input gear 4. The Advance Adapters Atlas transfer case is designed for vehicles that regularly travel over difficult terrain. This is a true, bolt-in doubler that couples to the stock Jeep transfer case or an existing Atlas transfer case. Racers, hardcore ‘wheelers and rock crawlers have depended on the Atlas transfer case for decades! SCS Quick Change Drop Transfer Cases are a compact version of the larger SCS drop style transfer case and retain all of the strength needed to handle high horsepower monster trucks, mud trucks, and sled pullers. 3:1 (11. Both two-speed and four-speed Atlas transfer case units can be mated to a 6R80 transmission with this adapter. The gear-driven Atlas II boasts superior strength and either 3. i would say stick with your 231 and get the JB super short sye and the 4:1 internal up grades. The 231 has an actual gear, and the Rubicon transfer case comes with a magnetic speedo sensor. The initial preparation begins on the bench. The Atlas Transfer Case is sure to change the way your vehicle performs off-road. The solid, one-piece case design is manufactured from 356-T6 heat-treated aluminum alloy. Step 3 Oct 26, 2018 · For Sale: Atlas 2-speed Transfer Case. with the rubi case, it puts me at 1. 34:1, or 11. Jun 17, 2014 · My 2003 TJ Rubicon's transfer case blew apart when I was driving down the highway at 70MPH, it was phenomenal. 50R17 BFG KM3's on 17x8. Jeep TJ Conversion Packages; Atlas Transfer Case $0. BOLT 3/8 -16 X 1. When it comes to Jeep transfer case upgrades, the rugged gear-driven Atlas is the ultimate aftermarket choice. 72:1 or the 4. 56 Gears - Genright Offroad LJ Stretched Rocker - Genright Offroad LJ Rocker Guard Back Plates - LineX the whole Jee The Atlas is available for both left and right hand vehicle applications with centered rear differentials. Well that isn't a good option when your flat on your back and having to wrestle with a 130 lb transfer case and a marker. Jun 1, 2009 · Follow along as we install this amazing 4-Speed Atlas Transfercase from Advance Adapters in our 1997 Jeep Wrangler TJ! This amazing transfercase gives us a super low low gear! See it all in Jp Option 7: Transfer Case Front and Rear Yokes There are a variety of yokes to choose from when ordering your Atlas transfer case including CV, non-cv, and output flange styles for both 26 spline and heavy duty 32 spline output shafts. 5 Apr 18, 2017 · Other options if you are really desiring a 4:1 transfer case, consider these here: A used Rubicon Rock-Track NVG-241OR 4:1 transfer case out of a 2003-2006 Rubicon model TJ/LJ. Take the stress off the rear section of your (aluminum) transmission housing by supporting the transfer case with this support ring. 33:1 gear reduction. May 2, 2022 · jeep tj transfer case transfercase. Jan 1, 2006 · With the Atlas I in production, Advance Adapters purchased a prototype vehicle of their own to aid in the further refinement of the Atlas I transfer case. How much clearance do you want around the transfer case when finished? I know the driveline moves, but how much? Sep 6, 2016 · What does it actually take to put an Atlas in a 1998 TJ. The Atlas Transfer Case is a Synchronized gear box. 34 for extreme rock crawling would make the TJ ready to go no matter the scenario. I went with the 5. You CAN’T. Jul 18, 2018 · Use this 1997–2002 TJ SWB: 5. GM NP205 - The Gm NP205 has three The Atlas II Transfer Case has come to be the "Holy Grail" of performance transfer cases for recreational, and competition four-wheelers. The OEM set-up uses a bell crank that pivots between a transfer case mounting bracket and a body mount. 33. i had to cut my floor as well as modify the handles. Have 40s and running 4. Advance Adapters Advanced Adapters Cable Shift Kit for 07-18 Jeep Wrangker & Wrangler Unlimited JK with 2 Speed Atlas II Transfer Case. 8:1 Atlas 4 Speed Lowest Gear Ratio: 11. Ratio Possibilities: Stock Transfer Case Functions: After the old transfer case was removed from the Jeep, it was time to begin preparation of the Atlas II transfer case. Jun 9, 2020 · Installing an Atlas 2. 88 on 35s (right now, i'm geared at 4. As far as disconnecting the driveshaft goes (if that's what i need to do), would i need to remove the front and rear or just the rear. . I’ve got 5. Aftermarket Transfer Cases (Atlas, etc) The transfer case offerings of Atlas and Stak provide deep low range gear sets as well as customizable input, output and drop options for demanding Toyota Truck Dual Transfer Case Kits; Orion Transfer Cases (Toyota L/C FJ40) Jeep Dana 18 & 20; Toyota Truck & 4 Runner; Toyota Land Cruiser FJ60/62, FJ80 Parts: Gear Sets and Gear Bearing Kits Oct 26, 2020 · It's adjacent to the transfer case so that's a possible source of the squeaking. This material is also used for the structural access cover and all other exterior components. This is the same transfer case we have run in our off road Jeeps and Ultra4 racers for years! We order them with the following specs: 3. 88 diff gears puts me at 1. Combining the latest in CAD/CAM technology and years of in-house CNC machining capabilities, the Atlas 4spd transfer case is sure to bring you the utmost in dependability and performance. 8 gear ratio, 23 spline standard input, 1310 CV front and rear. Note the casting does not use our standard 31-spline input; it uses a shorter 31-spline shaft (Part No. 0L, 32RH Auto Transmission, Dana 30 front, Ford 8. 0:1 gear ratio Rock-Trac) and a 42RLE automatic transmission. Does the NP 231 for a 99 have any other T cases that will bolt right on? I read the dana 300 works. 8 in the rear geared to 4. Atlas Transfe May 1, 2012 · CABLE SHIFTER FOR AN ATLAS 2 OR 4 SPEED TRANSFER CASE (fits all units built after 5/1/12) This shifter fits the transfer cases built after May 1 2012; the design of the cable connections to the Atlas was updated for an easier installation. "LO" LED light:https://www. My husband is getting my truck on Monday so I want to buy the upgrade before he goes and rebuilds my stock transfer case. 2-speed cases are great for most applications while the 4-speed case offers ultra-low 8. Back; TJ 231 TRANSFER CASE CABLE SHIFT KIT SKU: 715543-231. Jun 19, 2006 · TJ Stuff for sale: alum wheels, Front Clip, Bikini, duster, D44 lockers, RE driveshaft for a Rubi, mirrors, door uppers. I would like to get a 4:1 rubicon case, IIRC it is the nvg241OR (please correct me if im wrong). then make a cover plate for the hole i cut. With over 20,000 units sold, the Atlas 2 speed is the solution for combining both on and off-road performance. The bolts hold the tranny mount to the skid plate. Atlas Transfer Cases have won over the industry for their superior performance, bullet proof design and their ability to get you anywhere you want to go. This was a 1989 Jeep YJ with a 6 cylinder and Torqueflite automatic transmission. 0:1 gear reduction planetary is the heart of the HD 231 transfer case. Jump to Latest Looking for some input, I am between an Atlas 4spd 4. Check us out at http://www. zt tf pg wo yw zp wa bp lj nr