Sport Drilled & Slotted Rotor Left

The Sport Drilled & Slotted Rotor Left is a performance-grade front brake rotor engineered for Subaru WRX models from 2015 to 2020, delivering the enhanced stopping power and heat dissipation that serious drivers demand. As a left-side driver rotor, this single-piece component is built for vehicles that require precision braking during aggressive driving, track days, or high-performance street applications where stock braking hardware falls short. Whether you're modifying your WRX for weekend track events or upgrading daily-driver stopping capability, this rotor addresses the thermal and mechanical limitations of factory equipment.

The drilled and slotted design works through complementary thermal and mechanical principles: the drilled holes aid in rapid heat evacuation and water shedding, while the slots scrape brake pad glazing and promote consistent friction coefficients across the rotor face. Manufactured from cast iron with black paint finish for corrosion resistance, this rotor mounts on the factory 5 x 114.3 bolt pattern without modification. At 22.85 pounds, the single-piece construction eliminates the complexity of two-piece assemblies, reducing unsprung weight slightly while maintaining the rigidity necessary for consistent brake feel and fade resistance during repeated hard stops.

This rotor is ideal for WRX owners upgrading from factory brakes or building a complete high-performance brake system with quality pads and braided lines. Installation is straightforward for anyone with basic mechanical skill—the bolt pattern is identical to OEM equipment, requiring only rotor removal and pad replacement if transitioning from stock hardware. Pair this left rotor with a matching right-side unit and premium brake fluid to unlock the full potential of your suspension and engine modifications; a properly upgraded brake system transforms how your WRX handles on the street and circuit alike.