Early Chrysler Disc Brake Conversion kit. Wilwood / Magnumforce disc brake conversion kit for 1957, 58, 59, 60, 61 Dodge Chrysler, and Plymouth cars with Narrow Mt Dynalite Caliper. Mounts on stock drum spindles and uses 11-3/4" diamter rotors. Includes bearings, seals, wheel studs, mounting brackets, rotor adapters, and hubs. Other options include larger four piston Superlite or six piston Superlite calipers, light weight master cylinder, proprtioning valve, and residual valve.