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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Upgrading to 38-spline axles significantly increases axle strength
ensuring proper setup and dependable performance mile after mile
Note: TwistLock Drinkware is sold separately
Heavy-duty nodular iron differential cover
Applications: 2005+ Super Duty Unit Bearing (Rear)
Yukon Dana 60 Grizzly Locker - 30 Spline, 4.10 & Down Ratio 2025-jeep-wrangler-esi4195591 Upgrading to 38-spline axles significantlyThe Dana 60 Grizzly Locker is a fully mechanical automatic locking differential designed to provide maximum traction for off road vehicles, rock crawlers, work trucks, tow rigs, drag racers, and high performance 4x4 applications. When traction demands increase, the Grizzly Locker delivers 100% torque transfer to both axle shafts, helping maintain forward momentum through rocks, mud, snow, sand, and other challenging terrain. Built around a heavy duty
