Replacement Belt Tensioner for Cummins ® C/ISC/QSC/ISL/QSL Applications 6C

Product Details

1 x Belt Tensioner – 3937555

Fits Application: Cummins Engine ISB

Details:

Belt Tensioner

OE Replacements: 180887, 3937555, 3917440, 3934819, 3936205

Cross References:

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: C/ISC/QSC/ISL/QSL

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• Interstate-McBee Reference: M-3937555

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.