Cummins Belt Tensioner 3937555 Compatible for Cummins Engine 6C8.3 G5.9 ISB ISC ISL ISL8.9 ISL9 ISLE4 L8.9 L9 QSB5.9

Replace Part Number: 3937555, 5333481

Fit For Cummins Engine: 6C8.3, C GAS PLUS CM556, G5.9, ISB CM550, ISC CM554, ISL CM2150, ISL CM850, ISL G CM2180, ISL8.9 CM2880 L112, ISL9 CM2150 SN, ISLE4 CM850, L8.9, L8.9G CMOH2.0 L125B, L9 CM2670 L135C, L9N CM2380 L130B, QSB5.9 44 CM550