How do I confirm pilotpart188978 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

V Ribbed Belt 3288724 for Cummins 4B3.9 8PK1397 Engine

For Truck Belts

Belts 3288724 for Truck

OEM / REF: 3288724SKU: pilotpart188978

V Ribbed Belt 3288724 for Cummins 4B3.9 8PK1397 Engine is a Belts replacement part indexed for Part Number and Truck EngineFor Cummins 4B3.9 8PK1397 Engine. Match OEM part number 3288724 and confirm fitment for Truck Engine Spare Parts before ordering.

Stock: In stock
Condition: New
Fitment: Truck Engine Spare Parts
Category: Belts

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$95.67USD/EA

~~$13,899.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 9 – Aug 16
10	Aug 7 – Aug 14
50	Aug 5 – Aug 12

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

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

Belts Description

This Belts is indexed for Part Number; Truck EngineFor Cummins 4B3.9 8PK1397 Engine. Compare reference number 3288724 against the label on your existing Truck component before ordering.

Additional cross references on file: 4B3.9, 8PK1397. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

32887244B3.98PK1397

Applications

Part Number
Truck EngineFor Cummins 4B3.9 8PK1397 Engine

Specifications

Part Number	3288724

Fitment Notes

Brand or application signal: Truck Engine Spare Parts
Product family: Belts
System category: Engine Spare Parts > Belt Drive Systems > Belts
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.