TQ OE-matched material gives our spring kit the ideal balance between tensile and hardness and provide consistent wear, long life, and quiet operation, Exclusive MetalliX™ Low Resin Semi-Metallic compound provides unmatched braking performance (abrasive friction, high temperature tolerance, quicker compound warming) while maintaining low dust and noise, Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched braking performance, Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products, Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to improve durability, 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed, Maintains proper movement for safe, effective stopping performance, Kit Includes: 2x Rear CMX Brake Drum (Both Side) + 1x Rear Top Quality Drum Brake Hardware Kit + 1x Rear Top Quality Drum Brake Shoe Set, Kit Variations: K8N-100644 K8N-100699