180886 Cummins ISB / QSB Belt Tensioner
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
-
131649FUEL HOUSING GASKET Ships from supplier · Lead time confirmed when you order -
181888THERMOSTAT Ships from supplier · Lead time confirmed when you order -
181815WATER PUMP Ships from supplier · Lead time confirmed when you order -
180895Cummins M11 Belt Tensioner Ships from supplier · Lead time confirmed when you order -
181844Cummins THEROMSTAT KIT Ships from supplier · Lead time confirmed when you order
| Engine family | Cummins ISB / QSB / 6B 5.9 / 6.7 |
| Brand | PAI Industries |
| Part Category | Belts & Pulleys |
| Sub-Type | Belt / Tensioner |
| Engine Make | Cummins |
| Engine Model | ISB · QSB |
| Condition | New |
| Stage / Tier | Standard |
BELT TENSIONER
PAI Part #: 180886
OEM References:
- CUMMINS 3912254
- CUMMINS 3935819
- MACK 2428-89403
Applications:
- CUMMINS ISB ENGINES
- CUMMINS QSB SERIES ENGINE
Warranty: 2.0 year(s)
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| 3912254 |
| 3935819 |
| 2428-89403 |
| CUMMINS 3912254 |
| CUMMINS 3935819 |
| MACK 2428-89403 |
| PAI 180886 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.





