Yukon Zip Locker for Dana 30 w/ 30 Spline Axles, 3.73 & Up

Yukon Zip Locker by Yukon Gear & Axle Description − The 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. − Fits Dana Spicer 30 with aftermarket 30 spline axles− 3.73 and up ratio only− Forged case and 8620 internals for added strength− Works with a variety of air delivery systems- Assembled in the USA- This unit is drilled for 7/16" ring gear bolts. If you are using it in an application which has 3/8" ring gear bolts, please purchase qty 10 of part number YSPBLT-027 to sleeve the ring gear bolts. Requires SK 30214 carrier shims. Includes new carrier bearings. Manufacturers Info - Yukon Gear & Axle The Yukon Gear & Axle® brand is known industry wide for maintaining the highest quality in aftermarket parts with tolerances at or exceeding OE grade.Yukon manufactures the widest se