ARB Air Locker Differential For 40-Spline Dana 60XHD/4.56 And Up Gear Ratio

Boost your off-roader’s traction on all kinds of terrain with this ARB Air Locker Differential! To ensure proper function and a precise fit, this product is designed for vehicles with a 40-spline Dana 60XHD axle and a 4.56 (or numerically higher) gear ratio. At the flip of a switch, this pneumatically-operated differential sends equal drive to your vehicle’s wheels, allowing your vehicle to overcome rough, rocky terrain. This two-piece differential is engineered with forged gears for ultimate strength, reliability, and longevity!

Features and Benefits:
- Made for 40-spline Dana 60XHD axles & 4.56 (and up) gear ratios
- Pneumatically-operated system activates w/ flip of a switch
- Enhances your vehicle’s traction on snowy, rocky, or muddy terrain
- Constructed w/ ultra-durable forged gears
- Features a strong two-piece design for responsive activation
- Billet-machined alloy steel spider block supports cross shafts
- Patented locking system enhances torque handling capability
- Annular seal handles 20,000+ cycles under extreme conditions
- Wave spring for fast, independent disengagement
- One-piece nodular iron differential case 
- Forged nickel alloy steel w/ redefined gear-tooth geometry
- One-piece hardened retaining pins

Vehicle Fitment:
- 1966-1977 Ford Bronco
- 1987-2023 Jeep Wrangler
- 2020-2023 Jeep Gladiator
- For vehicles w/ 40-spline Dana 60XHD axles & 4.56 (and up) gear ratios

Please Note: An onboard air compressor or other air supply is required for use.