ABS ROTOR J.COSTAAdjust Top Speed to GPS (real) SpeedWith the phonic disc (ABS) J.Costa we match the speed of the marker of our Yamaha T-MAX with the real GPS speed.We improve the power curve by allowing the bike to reach the electronics cut-off later. In this way we increase the top speedImprove the aesthetics of your motorcycle with the J.Costa ABS disc made with the best materials and high technologyBrake Rotor ABS DISC J.Costa Rear, Changes top Speed to (real) GPS Speed