Ceramic Brake Pad & Rotor KitKit Includes(1) Brake Cleaner & Fluid Kit(1) Rear Ceramic Brake Pad Set(2) Rear Brake RotorsFitmentCompatible with: 2001-06 Chevrolet Silverado 3500 with Dual Rear Wheels DRW RearCompatible with: 2007-10 Chevrolet Silverado 3500 HD with Dual Rear Wheels DRW RearCompatible with: 2001-06 GMC Sierra 3500 with Dual Rear Wheels DRW RearCompatible with: 2007-10 GMC Sierra 3500 HD with Dual Rear Wheels DRW RearCompatible with: 2007 Chevrolet Silverado 3500 Classic with Dual Rear Wheels DRW RearCompatible with: 2007 GMC Sierra 3500 Classic with Dual Rear Wheels DRW RearProduct AttributesRear Brake Rotor Diameter: 12.80 in. (325mm)Wheel Lug Count: 8 LugBrake Pad Friction Material: CeramicRear Brake Rotor Venting Type: VentedProduct Features Positive Molded - Less dust resulting in clean wheels G3000 Casting Alloy - Reduced noise and improved wear resistance Application Specific Design - Extended service life, no modificationsItem DetailsTRQ brake kits are designed to restore your brake system to like-new performance. TRQ brake pads are positive molded, thermal scorched, chamfered, and utilize a multi-layer shim for enhanced performance and service life. TRQ rotors have a non-directional finish that reduces the break-in period for new rotors as well as reducing vibrations throughout the rotor’s lifecycle. All products are fit and road-tested in our Massachusetts R&D facility to ensure we deliver on our promise of Trusted Reliable Quality.Reference NumbersAimco: 55075Bendix: PRT5339Chevrolet: 15886464, 18044346, 19133307, 25927114DuraGo: BR55075GMC: 15886464, 18044346, 19133307, 25927114Raybestos Brakes: 56992, 56992FZN, 56992P, 56992R, EHT909H, MGD909CH, SGD909CWagner: BD125778