The Alcon rear race kit for BMW E46 M3 SCCA provides 4-piston calipers with 309x32mm rotors in an anodized finish, intended for rear-axle race applications on E46 M3 SCCA vehicles. The package targets competition fitment and supplies rear-specific calipers and rotor sizing to complement a full race brake setup on the E46 M3 SCCA platform.
Alcon BMW E46 M3 SCCA 4 Piston 309x32mm Rear Race Kit - Anodized