RockJock JT Gladiator Johnny Joint Control Arms Rear Upper Adjustable - RJ-150400-103Find parts that fit my vehicle

RockJock's double adjustable Johnny Joint rear upper control arms found in their RockJock off road suspension system for the Jeep JT Gladiator are fabricated from 1.625 in. o.d. x .250 in. wall d.o.m. steel tubing and feature their 1 1/4 in. RH and LH threaded 2 1/2 in. Johnny Joint rod ends at each end. Arms are finished in semi-gloss black powder coat and the forged ends are finished in gold zinc plating.

Suspension components are key to making sure your car is riding smoothly on or off the road. With upgraded suspension components, you can unlock the full potential of your vehicles performance.

Control arms connect your vehicle's suspension to the vehicles frame. Control arms allow your vehicle to turn and pivot. By having a quality set of control arms, you can keep your vehicle's suspension feeling smooth and operating properly.

A true wheeler at heart, founder John Currie applies over 40 years of the Currie family's generational experience in heavy-duty equipment to RockJock, developing upgraded suspension for Jeeps. By taking his passion project to off-road competitions like the Extreme Rock Crawling Championship Series, King of the Hammers, Jeepspeed Challenge, and more, RockJock 4x4's products have proven their capability to outlast and out-flex the competition. The company's industry-shaping products, like greaseable Johnny Joint rod ends and three-piece Antirock sway bars, dominate the Jeep aftermarket by providing unmatched articulation to outperform its rivals. Ensuring consistent geometry mile after mile from its Johnny Joints, RockJock 4x4 integrates its unique RockNut jam nuts to firmly secure crucial alignment components using a steel nut with a female taper that slides over the control arm's aluminum bung with a male taper. Additional product lines such as spare tire delete panels, steering kits, and towing solutions round out RockJock 4x4's offerings, making it a do-it-all brand for serious off-roaders. RockJock's trusted pedigree in Jeep applications has recently expanded to include the new Ford Bronco platform, bringing outstanding off-road control to a new mob of enthusiasts and competitors.