Rough Country- 50-7906 Slip Yoke Eliminator FEATURES: Converts transfer case from slip yoke to a fixed yoke for improved off-road durability and performance NOTES: For use with NP231 model transfer cases only; Designed with the most current design shaft found in the New Process Gear NP231, introduced in 1997 - Jeep vehicles using the early NP231 can still use this kit, providing that the needle bearings are removed from the stock drive sprockets; "Rubicon" models do not need a Slip Yoke Eliminator kit; Requires CV rear drive shaft KIT CONTENTS: Slip Yoke Eliminator Kit SPECS: Weight: 15.3-lbs FITMENT: Any Jeep Vehicle Equipped with an NP231 Transfer Case