Composite Pulley, 3" O.D.Serpentine

Composite Pulley. 3 in. O.D. Serpentine For 13/16 in. Width Belt. For Late Model GM V6 & V8 Engines. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty. 3 in. O.D. Serpentine For 13/16 in. Width Belt For Late Model GM V6 & V8 Engines Meets or exceeds manufacturer's recommended specifications Backed by Sierra's limited lifetime warranty