UMI Performance extended length upper control arms are designed to properly center the rear wheels in the vehicles wheel well on the Impala SS. These control arms are extended 5/8” but also feature additional adjustment to perfectly center the rear end. The adjustment allows the user to lengthen or shorten the control arms an additional 1/2” beyond the already extended 5/8 of an inch, all adjustments are made while the control arm stays attached to the vehicle. The control arms are built from DOM tubing and feature mounting points CNC machined from 0.250” mild steel, 4140 Chrome Moly tube adaptors and a high strength 4140 Chrome Moly heat treated 1.000” solid adjuster, truly overkill for any application! This product is supplied with high quality spherical rod ends, heat treated and hard chrome plated featuring Teflon/Kevlar self-lubricating race. Teflon lined rod end prevent metal to metal contact to reduce unwanted noise allowing for a quiet operation not found with other brand rod ends. These extended length upper control arms are designed to work with extended length lower control arms.

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