SIERRA 1500. SILVERADO 1500. 1999 – 2000. Disc Brake Pads + Brake Rotors. 2PCS Brake Rotors + 4PCS Brake Pads + Hardware Kits. •2PCS Brake Rotors + 4PCS Brake Pads + Hardware Kits. 6 Lug Models with Single Piston Rear Calipers & 3/4″ Thick Rear Rotors.