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Cummins · Models: ISB
171637 Cummins ISB ENGINES CONNECTING ROD
Commercial diesel camshaft / crankshaft. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$127.59
In stock — ships same day
17 available
PAI Part #171637
JAK'S Part #JAKS-171637
Complete The Rebuild
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Pistons, Rings & Rods |
| Sub-Type | Connecting Rod |
| Engine Make | Cummins |
| Engine Model | ISB |
CONNECTING ROD
Fits:
- CUMMINS ISB ENGINES
OEM cross-references:
- CUMMINS 3954658
- CUMMINS 3971210
- CUMMINS 3971211
- CUMMINS 3971212
- CUMMINS 4943979
- PAI 171637
Warranty: 24 months
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Cummins ISB
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.





