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Overview:
Full rebuild kit for the Johnny Joints® used in Opt Offroad’s upper rear adjustable control arms for 2003–2021 4Runner, FJ Cruiser, and Lexus GX. Designed for total joint refresh with support for grease and tool upgrades.
– Includes rebuild components for four 2" narrow body Johnny Joints®
– Compatible only with Opt Offroad rear upper arms for 4th/5th Gen platforms
– Optional RockJock® assembly tool allows easy joint service on or off vehicle
– RockJock® high-moly grease extends joint life and reduces friction
– Tool fits standard and narrow joints and works with bench or mobile setups
Specifications:
– Fits 2.0" Narrow Body Johnny Joints®
– CNC-machined heat-treated steel assembly tool
– 3/8"-16 all-thread with premium thrust bearings
– High-moly petroleum-based grease (14 oz tube)
– Rebuild kit includes internals for four narrow-body joints
Fitment:
2003–2021 Toyota 4Runner
2007–2014 Toyota FJ Cruiser
2003–2021 Lexus GX 470 / GX 460
Notes:
Kit rebuilds all four joints used in the Opt Offroad upper arms. Contact support for partial rebuild kits or if servicing other models. Tool and grease sold separately. Assembly tool compatible with vise or on-truck use via machined flats.