Home > Facility Enhancements > Pedal Karts > Prime Kart Coaster Brake Transmission Prime Kart Coaster Brake Transmission Details Related Articles Gallery The Prime Kart Coaster Brake Transmission is a replacement part for Prime Karts XL 4 and Racer pedal kart model.$95 Prime Kart Coaster Brake Transmission quantity Add to cart Questions? Contact Us Others also viewed… Racer Inner Tube Racer Right Front Axle Racer Complete Wheel Assembly Racer Seat