How do I confirm pilotpart719827 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

For Cummins Shaft

Shaft 3935645 for Cummins

Q: What part numbers are associated with this Shaft?

3935645, 3935646, B3.9, B4.5, B4.5S, B5.9, B6.7s, G3.9, G5.9, ISD4.5, ISX15, QSB5.9-44

OEM / REF: 3935645SKU: pilotpart719827

Accessory Drive Shaft 3935645 for Cummins Engine ISX QSX15 ISX15 is a Shaft replacement part for Cummins Engine Spare Parts, categorized under Engine Spare Parts > Shaft. Use OEM part number 3935645 and confirm machine model, engine model, and serial details before checkout.

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

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$136.44USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 21 – Oct 28
10	Oct 19 – Oct 26
50	Oct 17 – Oct 24

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.

Shaft Description

This Shaft is indexed for Cummins Cummins Engine:ISX,QSX15,ISX15,QSB5.9-44,ISB,B4.5S,ISD4.5,ISD4.5 CM2150,B5.9 LPG Plus CM556,G5.9,ISB 5.9 G CM2180,B4.5s,ISF3.8 CM2220 AN,ISB6.7 CM2250,B4.5 RGT,ISB CM800,QSB5.9-44 CM550,B5.9 G,G3.9,ISBe4 CM850,ISD6.7 CM2150,ISD6.7 CM2150 SN,QSB6.7 CM2250,QSB3.9-30 CM550,QSB5.9-30 CM550,B Gas Plus CM556,B6.7s,ISB CM2150,ISD4.5 CM2150 SN,ISB CM850,B LPG Plus CM556,B4.5,B3.9,ISF2.8 CM2220 AN,ISB6.7 CM2150 SN,QSB6.7 CM850,ISBe4 CM2150,G5.9 CM558,ISB6.7 CM2150 SQ,ISB4.5 CM2150 SN,ISB CM550,QSB5.9 CM850,B Gas International CM556,QSB4.5-30 CM550,ISBe CM800,ISBe5 CM2150 SN,QSB4.5 CM850,B5.9,ISBe CM850. Compare reference number 3935645 against the label on your existing Cummins component before ordering.

Additional cross references on file: 3935646, B3.9, B4.5. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

3935645 3935646B3.9B4.5B4.5SB5.9B6.7sG3.9G5.9ISD4.5 ISX15 QSB5.9-44

Applications

Cummins Cummins Engine:ISX,QSX15,ISX15,QSB5.9-44,ISB,B4.5S,ISD4.5,ISD4.5 CM2150,B5.9 LPG Plus CM556,G5.9,ISB 5.9 G CM2180,B4.5s,ISF3.8 CM2220 AN,ISB6.7 CM2250,B4.5 RGT,ISB CM800,QSB5.9-44 CM550,B5.9 G,G3.9,ISBe4 CM850,ISD6.7 CM2150,ISD6.7 CM2150 SN,QSB6.7 CM2250,QSB3.9-30 CM550,QSB5.9-30 CM550,B Gas Plus CM556,B6.7s,ISB CM2150,ISD4.5 CM2150 SN,ISB CM850,B LPG Plus CM556,B4.5,B3.9,ISF2.8 CM2220 AN,ISB6.7 CM2150 SN,QSB6.7 CM850,ISBe4 CM2150,G5.9 CM558,ISB6.7 CM2150 SQ,ISB4.5 CM2150 SN,ISB CM550,QSB5.9 CM850,B Gas International CM556,QSB4.5-30 CM550,ISBe CM800,ISBe5 CM2150 SN,QSB4.5 CM850,B5.9,ISBe CM850

Fitment Notes

Brand or application signal: Cummins Engine Spare Parts
Product family: Shaft
System category: Engine Spare Parts > Other Engine Spare Parts > Shaft
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.