Is 231 transfer case Good?
The design of the 231 is very good. They were engineered for durability and simplicity of build – both an advantage to the OEM assemblers as well as individuals servicing them. The NP231 transfer case has turned out to surprise us in its strength, gearing, upgradeability and servicability.
How strong is the NP231 transfer case?
According to New Venture Gear, the torque rating of the 231’s three-pinion gearset is 600 lb-ft, and the 241’s six-pinion set can handle up to 1,400 lb-ft.
Which is better NP231 vs NP242?
The major difference with the NP242 is that in 4WD Fulltime the transfer case is ‘differentiated” meaning the outer front wheel can spin faster/slower than the rear without binding. With a 231 you’d feel the vehicle jerks/binds as it turns. The 242 is great in the rain.
What vehicles use a NP231 transfer case?
Since 1988, the NP231 has been the “Command Trac” transfer case used in the XJ Cherokee, MJ Comanche, and YJ Wrangler. It has been the “Command Trac” transfer case in the ZJ Grand Cherokee since its introduction.
What is NP242?
The NV242 provides full time 2-wheel, or 4-wheel drive operation. A differential in the transfer case is used to control torque transfer to the front and rear axles. A low range gear provides increased low speed torque capability for off road operation.
What spline is a NP231?
The 231 comes in 21 spline and 23 spline versions with long, medium (rare) and short variations. The long shafts protrude 2.1″ from the front mounting face of the transfer case.
Where can I buy a transfer case drive chain?
4 Wheel Parts have all the transfer case drive chains you can ask for. We pride ourselves on having a selection that is bigger and more affordable than any other store, whether it’s retail or online.
How much does it cost to build a 231j?
Transfer Case Teardown SYE kit $200 Wide chain kit $325 Six-pinion planetary gear $250 Total 231J build price $775 JB Conversions complete 231J with all th $975
How do I know if I have an NP231 T case?
If you find an NP231 under your vehicle, it will likely have a “J” (Jeep), “C” (Chevy), or “D” (Dodge) after the numbers. All of the versions of the 231 T-case can be improved, but some are stronger than others, and some have better qualities than others.