Yukon Zip Locker for Dana 60, 35-Spline, 4.56 & Up RK405ALXJ we use adjustable control arms

we use adjustable control arms that not only allow easy caster adjustment but also incorporate pivot points designed for suspension flex

The RCV Jeep JL CV for Dana 44 is 18% larger than our previous Dana 44 design and uses our same Dana 60 architecture

some grinding or adjustments may be necessary on larger diameter axle tubes

an ultra-reliable Albright® contactor inside a relocatable control pack

installation time will vary with experience

Yukon Zip Locker for Dana 60, 35-Spline, 4.56 & Up RK405ALXJ we use adjustable control armsThe Yukon Zip Locker is the latest in on demand traction. Its air operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability. Assembled in the USA Works with a variety of air delivery systems Forged case and 8620 internals for added strength 4. 56 and up ratio only Fits Dana Spicer 60 with 35 spline axles 6 year warranty against Manufacturer defects Technical Notes: