DYNATRAC CRUSH SLEEVE ELIMINATOR KIT FRONT PROROCK 44 (JK)
Fits all Dynatrac Pro Rock 44 front axles and 2007-2017 Jeep JK Rubicon Dana 44 front axles. Uses simple shims to make pinion set-up easy and reliable. Eliminates risk of pinion seal damage caused during crush sleeve set-up. 4130 machined steel sleeve. Hardened shims.