What was the first transfer case for a jeep?
It was used in one year of the Jeep YJ Wrangler in 1987, and in the early XJ Cherokee ‘s from 1984-1987.” The NP228/229 transfer cases were Jeeps first transfer cases to receive the “Selec Trac” name, the later Selec Trac transfer case being the NP242.
Can a jeep transmission be transferred to a Dodge transmission?
You can typically bolt a Jeep unit to a Dodge transmission and vice versa, however Chevrolet units are NOT cross compatible: While GM uses the same 6 bolt patter, they have it rotate approximately 90 degrees from that used by jeep dodge.
How does the Command Trac transfer case work?
The Command-Trac™ transfer case is the heart of the Command-Trac™ part-time 4WD system. When engaged, both front and rear driveshafts are locked by a chain and gearset, which always turn at the same speed, forming a single drive unit. This is a rigid connection that does not allow for any differential action between front and rear driveshafts.
How does Command Trac work in a jeep?
In the 4 part-time position, this differential is locked and the system operates the same as Command-Trac™. In the 4 full-time position, the centre differential is open and allows the front and rear axles to rotate at different speeds when turning corners on high-traction surfaces or while driving over any kind of road surface.
What to do with transfer case in Jeep?
Ignition on, engine running. Place the Transmission in neutral and apply the brakes firmly. Place the Transfer Case Motor Selector Switch in AUTO. With the scan tool, run the DTCM non-volatile reset command. Place the Transmission in park. Turn the ignition off to the lock position.
Can a trans \\ fer case work on a jeep?
Well It didnt fix mine, took to Jeep dealership and the erased all the codes and as soon as it starts the service 4wd light comes back on. This knocks out adaptive cruise, traction control and Im sure some other things. Is there anything else I can check before taking the plunge on a trans\\fer case?
The Command-Trac™ transfer case is the heart of the Command-Trac™ part-time 4WD system. When engaged, both front and rear driveshafts are locked by a chain and gearset, which always turn at the same speed, forming a single drive unit. This is a rigid connection that does not allow for any differential action between front and rear driveshafts.
In the 4 part-time position, this differential is locked and the system operates the same as Command-Trac™. In the 4 full-time position, the centre differential is open and allows the front and rear axles to rotate at different speeds when turning corners on high-traction surfaces or while driving over any kind of road surface.
What kind of lubricant is in a Jeep transfer case?
Drive Positions and Shift Controls: 2H, 4H, 4L and Neutral. Ranges selected via floor mounted shift lever. 4H and 4L ranges are undifferentiated. Case Configuration: One piece cast iron with aluminum front/rear bearing caps. Lubricant Capacity and Type: 4 pints (1.9 liters) SAE 85W-90 gear lubricant API grade GL-5.
What kind of case does a jeep NP200 have?
The NP200 was used in the Military WC 61-63. It is a 6×6 Tcase with 3 Outputshafts and a drumbrake on the Straight rear output. It is gear driven and bullet proof. “The NP 207 is one of the weaker Jeep transfer cases, but can be upgraded. The NP 207 has an aluminum case and chain driven planetary reduction.
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.
Drive Positions and Shift Controls: 2H, 4H, 4L and Neutral. Ranges selected via floor mounted shift lever. 4H and 4L ranges are undifferentiated. Case Configuration: One piece cast iron with aluminum front/rear bearing caps. Lubricant Capacity and Type: 4 pints (1.9 liters) SAE 85W-90 gear lubricant API grade GL-5.
You can typically bolt a Jeep unit to a Dodge transmission and vice versa, however Chevrolet units are NOT cross compatible: While GM uses the same 6 bolt patter, they have it rotate approximately 90 degrees from that used by jeep dodge.
Which is short shaft kit for Jeep NP231?
Short shaft kits cost a bit more but allow you to run a longer driveshaft to decrease driveline vibes, and therefore allowing you to have more lift. There is also a 4:1 low range reduction and a “2 lo” (allows you to drive in 2wd but in your low range setting) kit for the NP231.
What kind of transfer case does a Jeep Wrangler use?
The new TJ Wrangler continues to use the NP231, but the NP231 used in the TJ has a different tail housing that allows the removal of the drive shaft with out losing transfer case fluid. Both versions of the NP231 used in the Wranglers have an over all length that is long for a short wheel base vehicle.
How does a lo transfer work on a Jeep Cherokee?
The amount of speed reduction and power increase is based on your Jeep’s gear ratio, but the principle is the same. The transfer begins through the same selector arm, but in a Lo transfer the selector arm moves the spline coupler to the other side, allowing it to engage to a more complex series of gears that serve as reduction gears.
How does 4 wheel drive transfer from Hi to Lo?
Transferring from Hi to Lo: During the initial engagement of four-wheel-drive, your Jeep will be in 4WD Hi, this is also referred to as a 1:1 gear ratio, where the selector arm engages the spline couple with the main gear for a direct transfer of power through the transfer case.