The new process new venture 231 transfer case is one of the most durable and rebuildable transfer cases in the history of jeeps. Advanced adapters slip yoke eliminator kit for np231 transfer. Every transfer case has been rigorously tested for noises, leaks, vibrations and performance. New process installed an oil pump in the bottom of the 241 to spray oil up to the top of the case. Gm th350 transmission to np231 transfer case 23 spline. Get the replacement transfer case upgraded heavy aluminum rear case that fixes inherent weaknesses built into oem original equipment manufacturer transfer cases that came with the vehicle you have. Np231 transfer case for sale nv231, np231j, np231d, np231c. This name confusion is because the original manufacturer new process gear change their name to new venture gear, defining the prefix np or nv. Rt24005 slip yoke eliminator kit for np231 transfer case by rt offroad. Bearings, drive chain, roller bearings, shift forks, gasket sets, main shaft gears, sliding output shaft gears. W e expect your old transfer case to be worn out, damaged beyond repair and that is why you are in the market for a replacement transfer case. Jeep wrangler yj 8795 np 231 automatic transfer case shift lever gear shifter. One of the main drawbacks of the 9395 zj version of this case is the lack of a lowrange lock. Crown automotive 231maskit crown transfer case overhaul kit.
Np231 transfer case small parts kit, tc23150u w snap. These transfer cases are part time four wheel drive with shift positions 4hi 2hi n 4l. We carry all of the parts for the np246 transfer case. If you are looking for oem jeep replacement transfer case parts or want to upgrade your np231 transfer case parts we have everything that you will need. Upgrades some transfer cases have inherent factory flaws causing them to chronically break down. So, according to the chart that crazyhoe provided, the transfer case i have is supposed to be good for 2281 ft lbs of torque, weighs 86lbs, and is supposed to be able to handle an 8600 gvw vehicle. The np231 transfer case found in many latemodel jeep, dodge, and gm vehicles has a fairly good reputation for a chaindriven, aluminumcased unit, but improper. Its mainly a starting ground for ideas for my own build, but feel free to add your own writeup or tip to the list, ill edit this post to add the topics as they get posted. Crown automotive offers the largest line of transfer case replacement parts for jeep. Rebuild kit for np208 transfer case new process 208. Since so many of us are using the np 231 transfer case in our tjsyjsxjszjs etc i figured id start a thread with some tech on this case. Np 231 transfer case parts for wrangler tj, yj, cherokee xj. The new process 231 is the most popular chain driven transfer case to date.
Jeep replacement parts 19972006 jeep wrangler tj replacement parts np231 replacement parts 9706 we carry the largest selection of jeep np231 transfer case parts around. This is an aluminum case chain driven parttime unit used in many domestic trucks in the 80s. Gm th350 transmission to np231 transfer case 23 spline adapter. The novak guide to the new process new venture gear 231 transfer case. Here you will find a list of some of our most popular transfercase parts.
Jb then added their short shaft kit sye and converted the shift sector from dodge to jeep. New process 231 21 dana 18 16 new process 208 10 atlas 6 borg warner 50 5. Transfer case saver install np231, np241, np243 by. The new process 231 series transfer case started to be installed in jeep, dodge, and chevrolet applications in 1987. Alloy usa 11650 transfer case chain for 19842006 jeep wrangler, cherokee or grand cherokee models. Our parts meet or exceed the guidelines set forth by the manufacturer. Np208, np231 switch 331411 np208, 231 4wd indicator switch 14037986 two wire. Our applications include transfer case kits, gears, bearings, shafts, gaskets, seals and more for all jeep models. The transfer case increases the ratio of engine revolutions opposed to tire revolutions.
The new process or new venture gearsame guys 231 transfer case has to be one of the most popular factoryequipped tcases ever used in a 4x4. The tag on the back of the transfer case will reflect the name change. Jeep np231 transfer case parts mjw jeep willys parts. Buy this boot for np 231 or 242 transfer case from today. This transfer case was later to be called the nvg new venture gear 231j. Alloy usa 11400 slip yoke eliminator kit for np231. Alloy usa 11400 slip yoke eliminator kit for np231 transfer case.
The jeep np 231 transfer case was introduced in the 1988 model year. Found under jeep wranglers, jeep cherokees, dodge rams, an. The np231 transfer case features a front drivers side output as well as a center line rear output. Chevy k10 k20 with part time transfer case with new process np 208 series transfer case with 2 speed transfer case 1986, transfer case input shaft thrust bearing by national. Np 231 rebuild kit jeep dodge chrysler chevy gm gmc gmac 231 np231 np new process transfer case tcase rebuild kit wrangler xj yj cherokee tj,tc. If your vehicle has one of the following models, your. Np231 replacement parts 9706 we carry the largest selection of jeep np231 transfer case parts around. Comes with what you need to change out leaky seals at the rear yoke. Regardless of what you want to call it we bring you the most stable and upgraded version of this transfer case to date. The np231 transfer case was introduced in 1988 by new process gear for use in chevy, dodge, gmc and jeep vehicles. A slip yoke eliminator kit sye will eliminate the need to drop your transfer case in order to avoid drive train vibrations that are caused by taller suspension lift. At transfer case warehouse we are unique because we do not have an upfront core charge. New versions of the np231 are referred to as nvg231 or nv231 which stands for new venture gear. Unfollow np 208 transfer case to stop getting updates on your ebay feed.
Np 231, adapter to transfer case gasket 354 np 231, adapter to transfer case gasket gm tc20306 77143. Basically, jb conversions starts with an empty np231 tcase and loads it with aftermarket upgrades to make it super strong. All we ask from our customers is to send us back your old transfer case with the return label and packaging materials we provide when you buy a. The np231 transfer case found in many latemodel jeep, dodge, and gm vehicles has a fairly good reputation for a chaindriven, aluminumcased unit, but improper towing procedures can cause it to. Since so many of us are using the np231 transfer case in our tjsyjsxjszjs etc i figured id start a thread with some tech on this case. It came from jb conversions who bought the cases directly from new venture gear. Heavy duty 32spline main shaft,a short output housing, sye231 kit and heavyduty 16. New process installed an oil pump in the bottom of the 241 to. Shift fork np231 transfer case for jeep cherokee wrangler 198896 18676. Np 231 transfer case parts for wrangler tj, yj, cherokee. Unfollow np231 transfer case to stop getting updates on your ebay feed.
Transfer case adapter, aluminum, gm, powerglide transmission, np 208np 241 transfer case, kit part number. Transfer case saver install np231, np241, np243 by wombat. Crown shift mode fork for np 231 transfer case morris 4x4. Jeep cherokee power lock diagram jeep cherokee xj, jeep mods. The 231 was initially tagged as the 231amc, and as ownership of amc was taken over by chrysler, it was later designated as the 231j. The np208 was the first production transfer case by this manufacturer to use a planetary gear low range.
The nv271 is also commonly known as np271 transfer case. The picture gives you a view of all the seals that will be sent. Some report that the early 241s pump failed regularly. Im hoping to get it back together in the next couple days. Jeep wrangler tj 9702 np 231 j transfer case 4cyl 21 spline see more like this. Transfer case parts, transfercase parts 241,263,271. The new process 231 transfer case is one of the most common and durable transfer cases ever produced. This kit features a new 832 spline rear output shaft, 356t6 heat treated aluminum alloy tailhousing, 10 c. The jb conversions np231hd is a bolton replacement for any jeep or dodge np231 transfer case.
New versions of the np231 are refered to as nvg231 or nv231 which stands for new venture gear. This bearing is manufactured from high quality steel and. Crown transfer case overhaul kit for np231 transfer case. The np231 has an aluminum case and it should have a tag on the back saying new process gear, model 231. People would not check their oil in the 208 transfer case and it would burn out the bearings and gears. The new process np 231 transfer case is one of the most common manually operated lever shifted tcases found in all domestic 4x4s except fords. Np231dhd is a zeromile unit originally manufactured for fullsize dodge trucks. The kit fits all newer production np 231 transfer cases 1987 up. Our master rebuild kit has been assembled for our customers rebuilds as well as our own.
It is the most complete kit weve seen anywhere and features all the consumable and wear item components. We would like to show you a description here but the site wont allow us. This advance adapters slip yoke eliminator kit fits jeep np231 transfer cases. From what ive read the nv and np 246 cases are supposed to be the same thing, just one is a newer version of the other due to a company merger. The np231 transfer case found in many latemodel jeep, dodge, and gm vehicles has a fairly good reputation. The highrange ratio for the np208 is direct, 1to1, and its lowrange reduction ratio is 2. This is a fairly common topic with these trucks, so i figured its worth a shot.
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