172058 Cummins 4B 3.9 / 6B 5.9 Main Thrust Bearing (1Mm)
| Engine family | Cummins 4B / ISB 4.5 · Cummins ISB / QSB / 6B 5.9 / 6.7 |
| Brand | PAI Industries |
| Part Category | Bearings & Bushings |
| Sub-Type | Bearing |
| Engine Make | Cummins |
| Engine Model | 4B 3.9 · 6B 5.9 |
| Condition | New |
| Stage / Tier | Standard |
MAIN THRUST BEARING (1mm)
PAI Part #: 172058
OEM References:
- CUMMINS 4938947
- CUMMINS 3945663
Applications:
- CUMMINS 4B ENGINES 3.9
- CUMMINS 6B ENGINES 5.9
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 |
|---|
| 4938947 |
| 3945663 |
| CUMMINS 4938947 |
| CUMMINS 3945663 |
| PAI 172058 |
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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.