Circuit Racing TR49 Rear Wheel 4-Piston Big Brake Kit Rotor Material & Design:Steel - Curved Slotted Open-back pistons allow fast inspection

Open-back pistons allow fast inspection and seal service

Need help confirming rotor hardware fitment

front brake hardware photos

Avoid holding the pedal at a stoplight while the pads and rotors are hot

Circuit Racing TR49 Rear Wheel 4-Piston Big Brake Kit Rotor Material & Design:Steel - Curved Slotted Open-back pistons allow fast inspectionRacing Series Circuit Rear Axle 4 Piston TR49 Circuit Racing Rear 4 Piston Big Brake Kit The Circuit Racing TR49 is a rear axle 4 piston big brake kit built for circuit work, time attack, and endurance use. A monoblock forged caliper, two piece floating rotors, and racing pad compounds deliver consistent pedal feel and thermal repeatability lap after lap. Why Builders Choose the TR49 Rear brake balance is what keeps a chassis stable under trail