R1 Concepts 830-21053L DFC GeoPerformance Drilled Slotted Brake Rotor

The R1 Concepts 830-21053L is a high-performance DFC GeoPerformance brake rotor engineered to deliver superior stopping power and extended service life. This left-side rotor features both cross-drilled and diamond-slotted patterns designed to maximize braking performance across daily driving, towing, hauling, and spirited street applications.

Advanced Rotor Design:

• Cross-drilled holes reduce heat buildup by up to 105°F, preventing brake fade during demanding conditions
• Diamond slot technology removes brake dust and road debris while preventing pad glazing
• Diamond-tipped slot ends provide a visual wear indicator for rotor replacement
• Chamfered drill holes reduce potential for cracking and ensure smoother pad bed-in

Premium Construction & Coating:

• Manufactured from high-quality G3000 cast iron for exceptional strength and durability
• Geomet anti-corrosion coating protects against rust and oxidation for superior longevity
• Non-directional finish promotes faster, more even brake pad break-in
• Mill-balanced for vibration-free, smooth stopping performance

Direct-Fit Application:

• Engineered to OEM specifications for precise fitment
• No modifications required for installation
• Left-side application (L designation)

The Geomet coating system provides superior corrosion resistance compared to traditional zinc plating, maintaining the rotor's appearance and performance throughout its service life. This rotor is ideal for enthusiasts seeking reliable, high-performance braking with quieter operation and reduced dust compared to standard rotors.