The Jeep New Process / New Venture Gear 231 transfer case has proven to be respectable in a great many Jeeping situations. They are easy to modify, improve and repair. Some parts that we offer for it include:
The Heavy Duty Short and Ultra-Short 231 mainshaft and tailhousing assemblies are one of the greatest improvements you can make to your Jeep 231 and is shorter, stronger and better than ever. Select to read more...
The Novak universal 231 transfer case shifter assembly is one of our most significant designs yet. It replaces the various problematic factory z-linkages and gates with a clean, smooth shifting and easy-to-install kit. Select to read more...
Parts for the NP231 transfer case, including our master rebuild kit and other replacement parts. Select to read more...
Model 231 input gears have been elusive and tricky to understand. We've deciphered them and made getting them easier than ever - especially useful for configuring your 231 for a transmission conversion. Select to read more...