07-Up JK Wrangler


RockJock® Crate Axles

RockJock JK Wrangler crate axles deliver unrivaled strength, superior standard features and a field proven design with direct bolt-in simplicity. Available for both front and rear applications, the RockJock crate axles are complete pre-configured packages that include the most frequently combined RockJock axle options.


Ordering a RockJock crate axle couldn’t be any easier; simply select the model that best fits the intended level of use and then pick a gear ratio and differential option.

RockJock 44 - Designed for heavy off-road use with up to 37” tall tires

The RockJock 44 provides a significant strength and reliability upgrade over the stock JK 30/44 series axles at a price point that won't break the bank. With its strong reinforced center section, heavy-duty 3-inch tubes and forged knuckles (front only), the RockJock 44 is ready for adventure. Retains the stock axle width and factory 5 on 5” wheel lug pattern


RockJock 60 - Designed for sever off-road use, V8 horsepower and up to 37” tall tires

The RockJock 60 features the Currie exclusive high pinion radius bottom center section for improved obstacle slide over, heavy-duty 3-inch tubes and the industry's strongest standard axle offering (full 35 spline inner/outer front and 40-spline semi-floating rear), the RockJock 60 is the clear choice for serious off-road user. Increases axle width to 68.75” (flange to flange), available with 5 on 5 1/2” (front/rear) or 5 on 5" (rear) wheel lug patterns


RockJock 60VXRDesigned for extreme off-road use, V8 horsepower and up to 40” tall tires

The RockJock 60VXR is loaded with Currie exclusive features that make it the strongest 60 series crate axle that Currie offers. Features include: a stage-2 high pinion radius bottom center section with additional reinforcement in critical areas, integrated ring gear load bolt that minimizes deflection, 3.5-inch diameter .375 wall tubes, upgraded brakes and full-floating rear axle design make the RockJock 60VXR the natural choice for big tires and extreme off-road use. Increases axle width to 70 inches (flange to flange) for maximum turning angle, comes with a 5 on 5 1/2” wheel lug pattern


Click on the images below to learn more and build you RockJock crate axle!


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