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, CNC-Machined to the tightest tolerances to guarantee manufacturing precision and accuracy, Thickness and Metallurgy electronically validated for manufacturing consistency, Manufactured with dedicated Vertical Turning Centers (VTC) and balancing machine to eliminate vibrations, Best matched with CMX brake shoes, Kit Includes: 2x Rear Brake Drum (Both Side)