Part number lookup
LAF4556 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number LAF4556. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
1 Matching Product
Part Numbers and Cross References
Applications and Fitment Summary
- Donaldson · s: Fit For Kenworth Truck: T800W, W900, W900L Fit For Peterbilt Truck: 379, 379X, 388, 389
Frequently Asked Questions
What parts replace OEM number LAF4556?
This page lists 1 replacement listing indexed under LAF4556. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for LAF4556?
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 LAF4556 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.