Jeep Zj Np231 Swap

Once the lockers were added to the cheap jeep the full time 4wd np249 transfer case had to go.

Jeep zj np231 swap. Crown automotive 83503153 np231 transfer case rear half case for 88 97 jeep wrangler yj cherokee xj grand cherokee zj with model np231 transfer case item. If you own a 21 spline np231 and you want to swap in a 23 spline transmission you can either look for a cheap 23 spline np231 at the junk yard or go to your local jeep parts dealer and order up a new input shaft part 5300 6085. Any pre 89 86 and earlier cjs will need an adapter or t case swap jeep with the inline. Fitting the 4cyl 2 5l engine with a manual transmission only.

The one from my 249 1995 was the wrong gear pitch which would ve seriously screwed up the t case. The np231 transfer case by omix is a direct fitment in your jeep wrangler tj yj cherokee xj and grand cherokee zj. Please like and subscribe for more videos. Output shaft front np231 wrangler yj 87 95 tj 97 02 xj 87 01 fits all jeeps 1987 2002 with np 231 transfer case.

Behind the six cylinder in 89 99 xj mj yj tj and the 93 zjswap into. Usually you can swap the input shaft from the 249 into a 231 but there was a change in the gear cut right around 94 or 95. A complete assembly that is ready to bolt on. This is the part you need to convert your np231 to 23 spline input.

Aisin ax 15 donor vehicle s.