Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched braking performance, 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed, Cross-Hatched smooth surface to improve the pad's ability to grip the rotor surface, especially during initial brake applications or in wet conditions, Thermal Stability Profiling (TSP) tested for maximum tolerance to voluminous amount of constant thermal cycles, Double disc ground finish eliminates lateral run-out and DTV (disk thickness variation) issues on the rotor and improves pad-rotor bed-in, CNC-Machined to the tightest tolerances to guarantee manufacturing precision and accuracy, Tested for maximum tolerance to voluminous amount of constant thermal cycles, Thickness and Metallurgy electronically validated for manufacturing consistency, Kit Includes: 2x Front Disc Brake Rotor (Both Side) + 2x Rear Brake Drum (Both Side)