Weld Racing Magnum Sprint Spline Wheel - 15" x 18" - 42 Spline - 4" Back Spacing - Polished - Gold Center - Outer Bead-Loc w/ Cover Rocker Cover Breather They are made of steel

They are made of steel and have a zinc finish for durability

Rear Flip Kit

Oversized polished steel shaft with a QPQ coating for friction reduction

82-02 Pontiac FirebirdReplacement torque arm bushing for factory style mount on 1982-2002 GM F-Body

Weld Racing Magnum Sprint Spline Wheel - 15" x 18" - 42 Spline - 4" Back Spacing - Polished - Gold Center - Outer Bead-Loc w/ Cover Rocker Cover Breather They are made of steelCold drawn, aluminum alloy rim halves are lighter and stronger than 6061 T6. CNC machined, forged aluminum centers are splined, then gold or black anodized to stay looking like new. Roll forged rim lips increase bead seat strength to withstand the most abusive racing conditions. Wheels exceed USAC wheel specifications for all racing series. 42 splined Bolt Pattern. Since 1967, Weld Wheels are among the most well known brands in the racing wheel