Replace your weak, factory stamped lower control arms with UMI's heavy duty tubular adjustable setup. These direct bolt-on replacements minimize wheel hop, improve cornering while lowering ET's and help track consistency. The spherical rod end allows for a "bind free" operation, making a great upgrade for both your track and auto cross driven car. The polyurethane bushings are designed to be bolted to the car chassis for a quiet comfortable operation. Control arms are constructed DOM mild steel tubing 1.375" OD x 0.095" wall, 4130 chromoly threaded tube adaptor, completely CNC machined and fully TIG welded for outstanding strength. Control arms feature Energy Suspension polyurethane bushings, zinc plated steel sleeves and "on-car" grease able zerk grease fittings. Adjustments can be made using the high quality QA1 Teflon lined spherical rod end that operates for a quiet bind free performance.