Yukon Gear & Axle YZLD44-3-30 Zip Locker Air-Operated Differential for Dana 44 30 Spline 3.73 & Down

The Yukon Zip Locker is an air-operated selectable differential locker that provides on-demand traction by allowing you to switch from an open differential to 100% lockup when you need it. This selectable locker features exceptional strength in both internal gears and case, providing ultimate convenience for switching in and out of lockup.

Key Features:

• Built from forged cases with 4320 chromoly internals for added strength
• At the flip-of-a-switch provides 100% traction to both tires when engaged, and full maneuverability when disengaged
• Designed for Dana Spicer 44 axles with 30 spline configuration
• Compatible with gear ratios 3.73 and lower (numerically)
• Drilled for 7/16" ring gear bolts
• Includes new carrier bearings
• Works with a variety of air sources including air compressors or onboard air systems
• Assembled in the USA

Great for both off-road and on-road usage, the Yukon Zip Locker gives you complete control over traction when navigating difficult terrain while maintaining comfortable drivability on the street. Each unit comes with a variety of small parts for installation and operation, including air line & fittings, seal housing, shims (if applicable), operation switch with front & rear covers, zip ties and more.

Important Notes:

• If you are using this 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
• Air compressor sold separately