Rough Country offers the parts to get your truck lifted, trail ready, and noticed on and off road.
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Rough Country

Jeep NP231 Slip Yoke Eliminator

Jeep model NP231 transfer cases have one glaring weak point. 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...

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