What is a 4 1 transfer case?
Aug 26, 2019. The 4:1 ratio is the number of times an output shaft rotates in relation to turns of the input shaft. The larger the ratio, the more torque the output shaft has. 4:1 means the output shaft revolves once for every 4 revolutions of the input shaft.
When was the Jeep NP 231 transfer case introduced?
The Jeep NP 231 transfer case was introduced in the 1988 model year. Jeep’s YJ Wrangler and the XJ / MJ Cherokees with the Command Trac option were the first models to feature it.
What kind of transfer case does a Jeep Grand Cherokee use?
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 the part number for a 231j transfer case?
This tag indicates a 231J transfer case, with a part number of 52099211, a build date of 6-21-99 and a gear ratio of 2.72:1. Early NP231’s on Jeeps with a vacuum front axle disconnect feature (as is usually evident by the presence of a vacuum switch on the NP231) did not have a true neutral disconnect when shifted into neutral.
Can a Jeep model 231 be rebuilt without lubricant?
Unless you own a TJ model 231, you will rapidly lose the ATF lubricant from the case if this occurs. The 231 is possibly the simplest of all the Jeep transfer cases to rebuild. Their assembly is intuitive, and parts are easily available and affordable.
The Jeep NP 231 transfer case was introduced in the 1988 model year. Jeep’s YJ Wrangler and the XJ / MJ Cherokees with the Command Trac option were the first models to feature it.
What kind of transmission does a Jeep Cherokee have?
Automatic transmission rebuilt. Part Number Trans. Model Min Year Max Year Application T4810AA 42RE 1996 1997 Cherokee 4WD 4003690 A245E 1997 Cherokee 4WD T4806AA AW4 1998 2001 Cherokee 4WD T4805AA AUTO 5 SPEED 1991 1996 Cherokee 4WD, Grand Cher
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.
This tag indicates a 231J transfer case, with a part number of 52099211, a build date of 6-21-99 and a gear ratio of 2.72:1. Early NP231’s on Jeeps with a vacuum front axle disconnect feature (as is usually evident by the presence of a vacuum switch on the NP231) did not have a true neutral disconnect when shifted into neutral.