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The RockJock Uni-Ball assembly is intended for 3-link front axle setups where the passenger-side upper arm is removed and suspension load concentrates on the driver's-side housing. It presses into stock bushing holes on the JL/JT front differential housing and offers a sealed bearing with a 5/8 in. thru-bolt hole. The 2 in. mounting width fits JL/JT upper control arm forks and includes an installation tool for press-fit service.
RockJock JL/JT Johnny Joint Uni-Ball for 3-Links Factory Diffs Only w/ Installation Tool
