Facility Enhancements > Pedal Karts XL 4 Rear Axle Sprocket Details Related Articles Gallery The XL 4 Rear Axle Sprocket is a replacement part for Prime Karts XL 4 pedal kart models. $42 XL 4 Rear Axle Sprocket quantity Add to cart Questions? Contact Us Others also viewed… Spraypoint® Splashpad® Playable Fountains Water Journey™ You may also like… Racer Bottom Bracket Assembly Racer Tire Racer Seat Splashpad®