Yukon Dura Grip positraction unit for Ford 8.8" housings fits 28-spline axles and uses composite clutches with chromoly spider gears in a fully rebuildable package. Intended for 8.8" Ford applications, it supports the gear ratios specified by Yukon and provides a balance of smooth engagement and traction assistance for on- and off-road use.
Yukon Gear Dura Grip Positraction For Ford 8.8in w/28 Spline Axles