UMI A-Body control arms kit: adjustable, durable, improves handling. 1989-pontiac-firebird-esi6878223 API Service Class SN/SM/SL/CF

API Service Class SN/SM/SL/CF

Also features Stainless Steel spacers and Black Anodized 2024-T351 Aluminum alloy turnbuckles for lightweight strength

sized to one of 3 different coilover spring diameters

ensuring you get the most travel

UMI A-Body control arms kit: adjustable, durable, improves handling. 1989-pontiac-firebird-esi6878223 API Service Class SN/SM/SL/CFThis control arm kit by UMI Performance is designed to enhance your A Body vehicle's performance. It includes tubular rear lower control arms and adjustable rear upper control arms for easy bolt on installation. The kit minimizes wheel hop, improves cornering, and enhances track consistency. Stock control arms can cause traction loss and poor handling due to bushing deflection and weak stamped material. UMI Performance's kit addresses these issues