Part number lookup
391-1559 Replacement Parts
Cross-reference and compare 2 replacement listings for OEM / aftermarket part number 391-1559. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
2 Matching Products
Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- Cummins Engines: 6CT, ISC8.3, ISCe, QSC8.3
- Cummins · Cummins Engines: 6CT, ISC8.3, ISCe, QSC8.3
- Cummins Engine: 4BT,6BT,4B3.9,6B5.9,ISB,ISB3.9
- Cummins · Cummins Engine:4BT,6BT, 4B3.9,6B5.9,ISB,ISB3.9
Frequently Asked Questions
What parts replace OEM number 391-1559?
This page lists 2 replacement listings indexed under 391-1559. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 391-1559?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 391-1559 is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.