Genuine Cummins 3972261 V-Ribbed Belt | QSB7-G9 8PK1930
SKU 3972261
In stock: 1 available · Ships from Kelowna BC
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Genuine Cummins 3972261 V-Ribbed Belt | QSB7-G9 8PK1930
The Cummins 3972261 is a genuine Cummins V-ribbed (serpentine/poly-V) drive belt used on the Cummins QSB7-G9 engine and related applications. This belt drives the alternator and accessories in a multi-rib belt configuration. Stocked in Kelowna, BC and ships Canada-wide.
Specifications
- Part Number: 3972261
- Brand: Cummins (genuine OEM)
- Type: V-Ribbed / Serpentine Drive Belt
- Cross-reference belt code: 8PK1930 (Gates equivalent)
Fitment
- Cummins QSB7-G9 engine (generator set application)
- Related Cummins QSB and ISB engine configurations per OEM belt application
Cross-References
- Cummins alternate/superseded: A044J447, A049E506, A050E991, A050E993, A053M957, A053N002, A053N107, A053N108, A053X265, A055E867
- Gates: 8PK1930 (K080760 equivalent)
FAQ
What is the 3972261 used for?
This is the main serpentine (poly-V) drive belt for the Cummins QSB7-G9 generator set engine, driving the alternator and accessories.
Is this a genuine Cummins belt?
Yes. The 3972261 is a confirmed genuine Cummins OEM drive belt, listed in Cummins parts databases.
What Gates belt replaces 3972261?
The Gates 8PK1930 (K080760) is a verified cross-reference equivalent for this belt.
How do I know when to replace the belt?
Replace if you see cracking, glazing, missing ribs, or fraying, or per Cummins maintenance schedule (typically every 1,500–2,000 hours on generator applications).
| Make | Model | Year | Engine / Spec |
|---|---|---|---|
| [["Cummins","QSB7-G9"]] | |||
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