RockJock 4x4

RockJock® Johnny Joint® Billet Aluminum Control Arms, Jeep JK/JL, Rear Upper Adjustable, Pair

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11.00 LBS


Rock Jock's billet aluminum adjustable rear upper control arms for Jeep JL & JK Wranglers provide strength, versatility and cool factor all in one? These can be adjusted at both ends for fine tuning of your suspension and pinion angles. 

The JK / JL Wrangler billet aluminum arms provide length adjustability, allowing pinion angle to be adjusted after the installation of a suspension lift! Constructed of high strength CNC machined 1 1/2" o.d. aluminum and are finished in a beautiful black anodize finish.

Rockjocks arms are double adjustable and feature a 2.5" Johnny Joint rod end on one end and a formed steel fork and jam nut on the other end. Add the CE-9102JK Johnny Joint kit to your front differential to attain maximim articulation from your upper control arms!


CNC machined 1 1/2" o.d. aluminum

Completely closed dimension = 17.5"

Completely open dimension = 20"

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