This front disc brake caliper fits many Chinese go-karts and dune buggies.  Please use specs and pictures to best identify the caliper you are needing for your machine.

Caliper version 40R details:

• Mounting Holes: 63.5mm (2.5 in) center-to-center
• Overall length: 91.6mm (3.6 in)
• Overall width: 72.1mm (2.8 in)
• Includes pads
• Bleeder screw
• Right Front 
• 552-3011     14152
• 6000095   6.000.095

• Fits the Hammerhead Twister 150 Go-Kart, Hammerhead 250 GT, GTS and SS Go-Kart and the Joyner Sand Viper Dune Buggies.

  Fits the right front on the TrailMaster 150 XRS, 150 XRX and 300 XRX go-karts.

  SHOP NOTE: After changing the caliper and filling the hydraulic oil, be sure to bleed the remaining air from the brake system to insure the caliper is working effectively.