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 44 with 30 spline axles
• 3.92 and up ratio only
• Forged case and 8620 internals for added strength
• Works with a variety of air delivery systems
• Assembled in the USA

Technical Notes

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. Includes new carrier bearings.

Differentials:

Dana 44 Front, Disconnect Design, '94 '01
Dana 44 IFS Front, '93 & newer
Dana 44 Front, Reverse Rotation, Straight Axle
Dana 44 Front, Disconnect Design, '93 & older
Dana 44, 19 Spline
Dana 44 IFS Front, '92 & older
Dana 44 Rear
Dana 44 Front, Standard Rotation