Stoptech 31.747.1101.87 355x35mm Left Slotted Race Rotor Ring

Restore peak braking performance with the StopTech 355x35mm Left Slotted Race Rotor Ring. Designed as a direct replacement ring for StopTech two-piece race rotors, this high-performance rotor ring is engineered to handle the extreme heat and stress generated during aggressive street driving, track days, and racing. Precision-machined from premium high-carbon iron, it delivers excellent thermal stability, consistent pedal feel, and maximum braking efficiency under heavy load.

The directional slotting helps evacuate brake dust, gas, and debris while maintaining a fresh pad surface for consistent bite and reduced fade. Built to StopTech’s exacting standards, this rotor ring ensures proper fitment and performance when paired with your existing StopTech two-piece hat assembly.

Key Features

• Direct replacement left-side rotor ring for StopTech 355x35mm two-piece rotors
• Directional slotted design improves pad bite and heat dissipation
• Manufactured from high-carbon cast iron for superior durability and thermal stability
• Maintains consistent braking performance under extreme conditions
• Ideal for track, racing, and high-performance street applications
• Compatible with StopTech big brake kits using 355x35mm rotor specifications