Power Slot Front Left Cryo Performance Brake Rotor, 126.66013CSL Brake Rotor; Cryo Slot; Front Left; 12.50 in. Dia.; 8.19 in. Height CHEVROLET GMC C3500 PICKUP R30 PICKUP R3500 PICKUP BASE CHEYENNE CUSTOM DELUXE HIGH SIERRA SCOTTSDALE SIERRA SIERRA CLASSIC SIERRA SLE SIERRA SLX SIERRA XC SILVERADO 1988 1989 4.8L (292) 5.7L (350) 5.7L L05 (350) 6.2L Diesel LL4 (379) 7.4L Chevy Big Block (454) 7.4L L19 (454) DIESEL GAS with Rotors Coated Power Slot Power Slot Cryo Treated And Slotted Brake Rotor - 126.66013CSL 126.66013CSL Disc Brake Rotors