ApplicationCompatible for Cadillac Escalade 5.3L 6.0L 2002 compatible for Cadillac Escalade EXT 6.0L 2002 compatible for Chevrolet Avalanche 1500 5.3L 2002 compatible for Chevrolet Avalanche 2500 8.1L 2002 compatible for Chevrolet C3500 8.1L 2002 compatible for Chevrolet C3500HD 8.1L 2002 compatible for Chevrolet Silverado 1500 4.8L 5.3L 2000-2002 compatible for Chevrolet Silverado 1500 HD 6.0L 2001-2002 compatible for Chevrolet Silverado 2500 5.3L 6.0L 2000-2002 compatible for Chevrolet Silverado 2500 HD 6.0L 8.1L 2001-2002 compatible for Chevrolet Silverado 3500 6.0L 8.1L 2001-2002 compatible for Chevrolet Suburban 1500 5.3L 5.7L 2000-2002 compatible for Chevrolet Suburban 2500 6.0L 2000-2002 8.1L 2001-2002 compatible for Chevrolet Tahoe 4.8L 5.3L 2000-2002 compatible for Chevrolet C3500 8.1L 2001 compatible for Chevrolet C3500HD 8.1L 2001 compatible for GMC C3500HD 8.1L 2002 compatible for GMC Sierra 1500 4.8L 5.3L 2000-2002 6.0L 2001-2002 compatible for GMC Sierra 1500 HD 6.0L 2001-2002 compatible for GMC Sierra 2500 5.3L 2000 6.0L 2000-2002 compatible for GMC Sierra 2500 HD 6.0L 8.1L 2001-2002 compatible for GMC Sierra 3500 6.0L 8.1L 2001-2002 compatible for GMC Sierra C3 6.0L 2001 compatible for GMC Yukon 6.0L 2001-2002 4.8L 5.3L 2000-2001 compatible for GMC Yukon XL 1500 6.0L 2001-20025.3L 2000-2001 compatible for GMC Yukon XL 2500 6.0L 2000-2002 8.1L 2001 Only fit Original Compressor (10S17F 10S20F) Does NOT fit Aftermarket Compressors 4GROOVE PULLEYSpecificationPackage Include: 1x Pulley 1x Electromagnetic Coil 1x Clutch Plate Hardware OEM / Part Number: 19130450 , 20784066 , 25891791 25940199 , 25940200 , 15-21127 1521127 , 471-0316 , 77363 , 47362Note* Professional installation is highly recommended (No Instruction Included) * For any needs please contact us