Facility Enhancements > Pedal Karts 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… Splashpad® Playable Fountains Water Journey™ Spraypoint® You may also like… Spraypoint® Miniature Golf Playable Fountains Soft-Contained Play Units