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50” Air Locker is designed for applications running numerically lower gear ratios and mixed use vehicles that see both street and off-road duty
Proper differential setup is essential for maintaining quiet operation
Engineered specifically for Crane Axle Magnum Knuckle and Super Duty unit bearing adapter systems
Fully compatible with Crane Axle outer knuckles as well as most aftermarket and OEM options
Working Pressure: 150 PSI (1030 kPa)
Yukon Dana 44 Grizzly Locker - 30 Spline, 3.73 & Down 2024-jeep-gladiator-esi1784489 50” Air Locker is designedThe Yukon Dana 44 Grizzly Locker is a full mechanical automatic locking differential designed for 30 spline Dana 44 axle applications using 3. 73 and numerically lower gear ratios. Dana 44 axles are widely used across Jeep, Ford, GM, Dodge, and International platforms, making them one of the most common upgrade candidates for automatic lockers. The Grizzly Locker uses large internal locking teeth, a heavy duty forged case design, and hardened 8620
