●Dimensions: Approximately 4-1/2" x 1-1/2" x 1-3/4". ●Material: Premium Heavy Duty Automotive Grade Rubber ●Compatible with many Chevrolet, GMC and Cadillac models, pls kindly check following product description for reference. ●Reduces vibration, Insulators Mount Holder Pipe Spacer. ●Reference Part Number: 15092802 15740212 25956663 ●exhaust hanger 15092802 FOR gmc sierra exhaust hanger