Piston kit illustration – not the actual part
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Piston kit illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

CumminsISB / QSBPiston Kits

DS-4089461 Piston Kit For ISB Cummins Diesel Engines

(Standard, With Ring Set)

OEM #: 4089461SKU: DS4089461

Ships in 1-2 days

$148.70

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

SKU DS4089461
OEM Number 4089461
Part Type Piston Kits
OEM Brand CUMMINS

Aftermarket warranty

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  • Orders are processed the same or next business day
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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.