Crate Axle RockJock 44 Rear JK 44 housing, 5x5, 1/2 Inch Studs 65.375 Inch WMS 4.88 Ratio

The RockJock 44 crate axle is a direct bolt-in replacement that reuses the stock rotors, ABS sensors and retains the stock wheel bolt pattern. The RockJock 44 JK rear crate axle is the perfect upgrade for JK owner looking to upgrade the strength and functionality of their JK’s rear end with a significantly stronger housing, locking differential and a new gear Ratio to go with those larger tires.

The RockJock 44 crate axle is a direct bolt-in replacement that reuses the factory JK rear brakes, ABS sensors and retains the stock wheel bolt pattern.
Built to the legendary Currie Standard with features including:

• RockJock 44 low-pinion nodular-iron center section with thicker walls and webbing to deliver superior strength and rigidity
• Locker: ARB Locker
• Large 3 inch diameter .375 inch thick wall axle tubes that are more than twice as strong as stock
• Currie Performance 30-spline heat treated 4140 chromoly axles
• RockJock nodular-iron differential cover to defend against those unfortunate rock encounters
• Heavy gauge 3/16 inch mounting brackets with tunable suspension mounting points
• Offered with selectable lockers to improve traction and turning on tight trails

Details:

• Center Section: RockJock 44 low-pinion nodular-iron center section with thicker walls and webbing
• Gear Set: Larger/stronger JK Dana 44 8.8 inch late model ring and pinion set
• Pinion Yoke: 1350 u-joint
• Differential Cover: RockJock nodular-iron cover with gasketed fill plug with dipstick, Red
• Axle Tubes: 3 inch diameter, .375 wall DOM tube
• Axle Bearings: Set 10 tapered roller bearing
• Axles: Currie Performance semi-floating 30-spline 4140 chromoly axles with JK tone rings installed for ABS and ESP retention
• Brakes: Not included, reuses the stock JK rear rotors and calipers
• Suspension Brackets Heavy gauge: 3/16 inch laser cut steel brackets with multiple suspension mounting points for compatibility with lifted vehicles
• Geometry: Optimized for 4 inch lift kit with 5 degrees of pinion angle to reduce driveshaft angle
• Width: 65.375 inches between wheel mounting surfaces (stock JK width)
• Wheel Bolt Pattern: 5 on 5 inch with 1/2 inch studs