Upper Control Arm Bushing For Chevrolet Bel Air 1950-54, Fleetline 42-52; BN 23For classic Chevrolet cars, this upper control arm bushing is designed to fit models like the 1939 Chevrolet Master 85, 1940 1942 Chevrolet Special Deluxe, Fleetline, and Fleetmaster, as well as 1946 1954 Chevrolet Bel Air, Styleline, and Stylemaster series. Measuring 7 8" O. D., 3 4" I. D., and 1 2" high, this bushing is crafted with high quality compounds to ensure long lasting performance. It plays a critical role in pivot pin, caster, and camber