Replacement Piston Kit for Cummins ® ISX/QSX Applications APR Use Only – 4357150 Body OEM Cross References: 4376241

What’s Included

1 x Piston Kit – APR – 4376241

Note: 4357150 Body

Piston Kit Includes:

1 x Piston Assembly

2 x Retaining Rings

1 x Piston Pin

1 x Piston Ring Set

1 x Top Piston Ring

1 x Compression Piston Ring

1 x Oil Piston Ring

Models: ISX / ISX570

Year: 2001-2017

OE Replacement:

4376241

111774

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: ISX/QSX

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

• OEM Cross Reference: 4376241
• Interstate-McBee Reference: M-4376241

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.