Chassis Components› Bushings and Mounts

Rock Jock

Johnny Joint Kit JL/JT Front End Housing All Factory Axle Housings) RockJock 4X4

$234.00

SKU: R01U RJ-301000-103

In Stock
In Stock
Ships by Jun 17
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

This kit includes Johnny Joint inserts, greasable bolts, and an installation tool. It is compatible with the front differential housing upper control arm bushings on specific Jeep models.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRock Jock
Part NumberR01U RJ-301000-103

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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