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The UMI tunnel‑mounted torque arm for 1982–1992 GM F‑Body applications features 3/8" thick mild‑steel rear mounting plates designed to fit stock, 12‑bolt, and 9" housings. An on‑car adjuster of heat‑treated 4140 chromoly, solid 3/8" rod‑eye rear mounts with grade‑8 hardware, greaseable polyurethane bushings, and 1.250" x 0.120" DOM tubing combine for a robust, long‑lasting torque‑arm solution with durable powder‑coat finish.
UMI Performance 82-92 GM F-Body Tunnel Mounted Torque Arm
