What is a yoke slip?

The slip yoke is an important component of any drive shaft assembly. The slip yoke assembly (pictured on the right) is what allows drive shafts and PTOs to flex or “slip” with their given application. The slip yoke is also essential for allowing u-joints to rotate properly with the drive shaft.

What is the point of a slip yoke eliminator?

A Jeep slip yoke eliminator, no surprise here, is a kit that eliminates the transfer case slip yoke and adds a fixed flange or yoke instead. This allows for removal of the factory fixed drive shaft and installation of a CV (constant velocity) driveshaft in its place.

What is the purpose of a slip yoke?

The slip yoke is typically an internal splined shaft that is connected to your driveshaft by means of a universal joint. The purpose of the slip yoke is to transfer power from the transfer case to your driveshaft. It slides in and out of your transfer case allowing it to

Where is the slip yoke on a Jeep transfer case?

They use a slip yoke on the rear output shaft of the transfer case instead of having a fixed yoke and a drive shaft with slip splines. This design works fine on the street but once you have lifted your Jeep and installed bigger tires on it, the stress on the slip yoke or rear output shaft is often too much.

What does a slip yoke eliminator Kit do?

Another benefit of an SYE kit is that it seals the tail shaft at the back of the transfer case, meaning it will not leak fluid if the drive shaft is removed. Slip Yoke Eliminator kits consist of a shorter output shaft, new speedometer ring, output yoke and nut, snap rings, front and rear output seals and a new shorter output case.

Is there a slip yoke eliminator for NP231 transfer case?

Once you have lifted your Jeep and installed bigger tires on it, the stress on the slip yoke or rear output shaft is often too much. This kit includes everything to modify your transfer case. This kit requires a CV rear driveshaft and only fits NP231 transfer cases. Jeep model NP231 transfer cases have one glaring weak point.