Facility Enhancements > Pedal Karts XL 4 Rear Axle Hardware Kit Details Related Articles Gallery The XL 4 Rear Axle Hardware Kit is a replacement part for Prime Karts XL 4 pedal kart models. $10 XL 4 Rear Axle Hardware Kit quantity Add to cart Questions? Contact Us Others also viewed… Splashpad® Water Journey™ Playable Fountains Spraypoint® You may also like… Racer Front Spoiler Elevations™ & PlayNuk™ Racer Plastic Transmission Cover Racer Seat