RockJock 44 Crate Axle Rear With Eaton ELocker And 4.88 Gears Jeep Wrangler JK 2007-2018



  • Extreme Offroad Durability
  • Direct Bolt-In Solution
  • Stock Width
  • Pre-Assembled
MSRP $4,052.00
You save $202.60

RockJock 44 Rear Crate Axle With Eaton ELocker And 4.88 Gears for 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018 Jeep JK Wranglers.

The RockJock 44 JK rear crate axle (CE-KR4401E48) delivers superior strength in a light-weight package, designed for heavy off-road use in your Wrangler. Built to a premium standard with reinforced center section, large diameter tubes, and heavy duty components, the RockJock 44 eliminates the common failure points of the stock JK front axle.

Features and Benefits:
- RockJock 44 low-pinion nodular-iron center section with thicker walls and webbing to deliver superior strength and rigidity
- Eaton ELocker
- Large 3 inch diameter .375 inch thick wall axle tubes more than twice as strong as stock
- 30-spline heat treated 4140 chromoly axles
- Heavy gauge 3/16 inch mounting brackets with tunable suspension mounting point

- Center Section: RockJock 44 low-pinion nodular-iron with thicker walls and webbing
- Gear Set: 4.88 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: 3/16 inch laser cut steel brackets with multiple suspension mounting points for compatibility with lifted vehicles
- Geometry: Optimized for 4 inch lift kit & 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

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Wrangler years:

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