What transfer case is in a 2002 Jeep TJ?

Published by Anaya Cole on

What transfer case is in a 2002 Jeep TJ?

Since 1988, the NP231 has been the Command Trac transfer case used in Cherokees (XJ), Comanches (MJ), and Wranglers (YJ). It has been the Command Trac transfer case in the Grand Cherokee (ZJ) since it… The new Wrangler (TJ) continues to use the NP231. 1987-95 YJ and 1997-04 TJ Wrangler rear of case has circular I.D.

What is a NP231 transfer case?

The NP231 features two ranges; a low range gear that is a respectable 2.72-to-1 (the lowest of all the Jeep transfer cases with the exception of the NP241OR) and a direct-drive in high range. It features three modes; two-wheel-drive, four-wheel-drive and neutral – for a factory combination of 2H, 4H, N, 4L.

How do I know what transfer case I have in my Jeep?

The easiest way to identify the transfer case input is by identifying the stock transmission that Jeep used. The 21 and 23 splined output shafts vary on different transmission models. The AX15 transmission is always 23 spline shaft and extends 1/2″ beyond the face of the transmission.

How much does it cost to rebuild a Jeep transfer case?

The Best in Auto Repair The average cost for a Jeep Cherokee transfer case shift motor replacement is between $912 and $1,013. Labor costs are estimated between $386 and $487 while parts are priced at $526. This range does not include taxes and fees, and does not factor in your specific model year or unique location.

What jeeps had the 242 transfer case?

The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option. It was used in the 1991-1998 ZJ Grand Cherokee. The 242 persisted throughout the full run of XJ Cherokees and continued on in the 2002 KJ Liberty.

What is the difference between np231 and NP242?

The addition of a center differential is the main difference between the NP 242 and the NP 231 or Command Trac transfer case. Without a differential, the 231 transfer case offers only part time four wheel drive mode.

What is the difference between NP231 and NP242?

Is the NP231 a good transfer case?

The New Process 231 transfer case is one of the most common and durable transfer cases ever produced. Found under Jeep Wranglers, Jeep Cherokees, Dodge Rams, and Chevy S-10 Blazers and pickups, the NP231 has proved itself reliable under some of the most hardcore rigs.

What is the difference between np231 and np242?

Is it worth fixing a transfer case?

Whether or not it is worth fixing a transfer case will depend on the extent of the damage and the cost of replacement parts. If the damage to your transfer case is minor, it may be worth fixing it. However, if the damage is significant or if replacement parts are expensive, it may be best to replace the entire unit.

Is it hard to replace a transfer case?

Replacing the transfer case will take a couple of hours, and it’s a heavy part. It’s important to go in knowing exactly what to do and how to do it right. We have some tips for you: To remove the driveshafts, you may want box end wrenches.

What’s the difference between a 231 and 242 transfer case?

Down and dirty the 231 is slightly stronger, has more aftermarket upgrades available and is probably more suited to the hard-core Jeeper types. The 242 has everything the 231 has PLUS Full-time, on the road, All Wheel Drive.

What jeeps have NP242 transfer case?

The Jeep NP242 transfer case was introduced in the 1987 model year as a replacement for the NP228. The 242 premiered in the XJ Cherokee / Wagoneer and MJ Commache as the SelecTrac option. It was used in the 1991-1998 ZJ Grand Cherokee.

Which transfer case is better 231 or 242?

How can I tell if my transfer case is bad?

Here we look at some of the more common signs you may find when you have a bad transfer case:

  1. Shifting Issues.
  2. Hard to stay in 4WD?
  3. 4WD Won’t Engage or Disengage.
  4. Fluid Puddle Under the Transfer Case’s Location.
  5. Strange Grinding, Growling or Humming Noises.
  6. Possible Causes of a Bad Transfer Case.

Does a transfer case do anything in 2WD?

The transfer case is located between the transmission and front and rear differentials via the driveshafts, creating a two-wheel drive (2WD) or four-wheel drive vehicle. On a four-wheel or all-wheel drive (AWD) vehicle, it directs power to two or four wheels.

Can I replace a transfer case myself?

You can replace your transfer case at home.

Can you still drive with a bad transfer case?

Should you drive your car with a bad transfer case? Driving your car with a bad transfer case is a bad idea. If you continue to drive with a transfer case that has a serious mechanical problem, you could destroy it beyond the point of repair, and possibly damage your transmission, driveshafts and axles in the process.

Categories: FAQ