Belt Tensioner Pulley Assembly For Cummins ISX - Replaces 3690067, 2891940, 3104149

If your Cummins ISX is squealing or the belt is jumping, the tensioner might be worn out.

This is a brand new belt tensioner pulley assembly that's a direct replacement for several common ISX part numbers.

It crosses with 3690067, 2891940, and 3104149, as well as other numbers like 180896, 3682255, and 38610.

It's built to handle the demands of a big diesel engine, with a metal construction to keep that belt tight.

The package size is about 7x6x4 inches.

A fresh tensioner is cheap insurance against a belt failure on the road.