R1 Concepts 623-47089L RNC Series Drilled Disc Brake Rotor

The R1 Concepts 623-47089L is an RNC Series drilled disc brake rotor designed as a direct-fit replacement for OEM braking systems. The "L" designation indicates this is the left (driver-side) rotor. Precision-engineered to OEM specifications, this rotor installs without modification for a straightforward, bolt-on replacement experience.

Key Features:

• Drilled Design: Precision-drilled holes improve heat dissipation, reduce brake fade, and help channel away gas and debris from the rotor surface for consistent stopping power
• G3000 Grade Cast Iron: Manufactured from high-grade G3000 cast iron for durability, consistent performance, and long service life
• Zinc Dichromate Finish: Protective coating guards against corrosion and rust, keeping the rotor looking clean behind the wheel
• Balanced and Tested: Each rotor is precision-balanced and tested to ensure smooth, vibration-free braking performance
• Direct OEM Replacement: Built to match original equipment specifications — no modification or additional hardware required
• Left Side (Driver Side): This listing is for a single rotor for the left/driver side position

The R1 Concepts RNC Series delivers reliable, performance-oriented braking for everyday street driving. Whether refreshing a worn braking system or upgrading from a standard smooth rotor, the 623-47089L provides improved thermal management and a clean aesthetic to complement your vehicle's brake setup.