Reference OE/OEM NumberDETROIT DIESEL: 23527677, 2002279, 7808-25569, 23527677, belt tensioner, 4299053, T38569, 3477963, CATERPILLAR: 2002279, 3477963, CUMMINS: 3691280, 4299053, 3691280
Superseded Part NumberCUMMINS 4299053, CATERPILLAR 2002279, DETROIT DIESEL: 23527677, CUMMINS 3691280, CATERPILLAR 3477963, DETROITDIESEL: 23527677