Description:

Part Name: Belt Tensioner. Part Numbers: 377-9087 3779087. Engine Model: C6.6. Compatible with Caterpillar CAT Engine C6.6. Compatible with Caterpillar CAT Backhoe Loader 416E 416F 420E 420F 422E 422F 428E 428F 430F 432E 432F 434E 434F 442E 444E 444F 450E.