How do I confirm pilotpart798611-8559539683576 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Flywheel Housing 3908799 for Cummins Engine 6CT 6CTA8.3 ISC QSC ISL QSL

For Cummins Flywheel

Flywheel 3908799 for Cummins

Q: What part numbers are associated with this Flywheel?

3908799, 3906691, 3902565, 4983027, 3927876, 4079036, C5401230, 3913368, 4994030

OEM / REF: 3908799SKU: pilotpart798611-8559539683576

Flywheel Housing 3908799 for Cummins Engine 6CT 6CTA8.3 ISC QSC ISL QSL is a Flywheel replacement part for Cummins Engine Spare Parts, categorized under Engine Spare Parts > Flywheel. Use OEM part number 3908799 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Cummins Engine Spare Parts
Category: Flywheel

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$714.48USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Sep 20 – Sep 27
10	Sep 18 – Sep 25
50	Sep 16 – Sep 23

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Flywheel Description

This Flywheel is indexed for Cummins Cummins Engine:6CT,6CTA8.3,ISC,QSC,ISL,QSL,QSL9,C8.3,6C,ISC8.3,C8.3,ISC CM2150,6L8.9,ISC8.3 CM2250,ISL G CM2180,QSL9 CM2250,QSC8.3 CM554,ISL9 CM2250,QSL9 CM554,6C,QSL9 CM850,C Gas Plus CM556,C8.3G,G8.3,L Gas Plus CM556,ISC CM554,QSC8.3 CM2250,QSL9 G CM558,ISC CM850,ISL CM554,QSC8.3 CM850,ISL CM2150,ISL CM2150 SN,ISL CM850,GTA8.3 CM558. Compare reference number 3908799 against the label on your existing Cummins component before ordering.

Additional cross references on file: 3906691, 3902565, 4983027. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

3908799 3906691 3902565 4983027 3927876 4079036 C5401230 3913368 4994030

Applications

Cummins Cummins Engine:6CT,6CTA8.3,ISC,QSC,ISL,QSL,QSL9,C8.3,6C,ISC8.3,C8.3,ISC CM2150,6L8.9,ISC8.3 CM2250,ISL G CM2180,QSL9 CM2250,QSC8.3 CM554,ISL9 CM2250,QSL9 CM554,6C,QSL9 CM850,C Gas Plus CM556,C8.3G,G8.3,L Gas Plus CM556,ISC CM554,QSC8.3 CM2250,QSL9 G CM558,ISC CM850,ISL CM554,QSC8.3 CM850,ISL CM2150,ISL CM2150 SN,ISL CM850,GTA8.3 CM558

Fitment Notes

Brand or application signal: Cummins Engine Spare Parts
Product family: Flywheel
System category: Engine Spare Parts > Engine Auxiliary Components > Flywheel
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.