R1 Concepts 613-42020L RNC Series Slotted Brake Rotor Left Rear

The R1 Concepts 613-42020L RNC Series Slotted Brake Rotor is a high-performance, left-side rear brake rotor engineered for drivers who demand reliable stopping power and improved brake performance over stock rotors. Featuring a precision-machined slotted surface, this rotor is designed to continuously clean brake pad deposits, improve bite, and expel heat, gases, and debris from the rotor face during braking.

Key Features:

• Slotted Rotor Design: Slots channel away heat, gas, and debris for consistent, fade-resistant braking performance
• Improved Pad Bite: Slotting promotes better initial brake pad contact and more responsive pedal feel
• Direct OE Replacement: Engineered to match OEM specifications for a straightforward, no-modification installation
• High-Carbon Grey Iron Construction: Provides superior heat dissipation and rotor longevity compared to standard iron rotors
• Corrosion-Resistant Finish: Protective coating helps prevent rust and surface oxidation during storage and break-in
• Left-Side Fitment (L): Designed specifically for the left rear wheel position
• Precision Balanced: Computer-balanced to minimize vibration and ensure smooth, quiet braking

The R1 Concepts RNC slotted rotor is an excellent upgrade for daily drivers, performance enthusiasts, and towing applications where consistent, dependable braking is essential. Manufactured to strict quality standards, the 613-42020L delivers OEM-quality fit with enhanced braking characteristics.