4984045, C4984045. Fit for Cummins Engine: ISBE, QSB, QSB6.7. Only the part number is the unique factor to confirm the correct item.
For BTA E3W0020BTA Belt Tensioner, V-ribbed belt E3W0020 Multi-V belt tensioner
Accessory Drive Belt Tensioner Assembly-Belt Drive Tensioner Assembly Litens
