Part number lookup
4139U Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 4139U. 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
- CAT · 735
- CAT · 735 OEM
- CAT · 740
- CAT · 825C
- CAT · 825G II
- CAT · 825H
- CAT · 826C
- CAT · 826G II
- CAT · 826H
- CAT · 836G
- CAT · 836H
- CAT · 345B
- CAT · 345B II
- CAT · 345B II MH
- CAT · 345B L
- CAT · 365B
- CAT · 365B II
- CAT · 365B L
- CAT · TK1051
- CAT · 24M
- CAT · 770
- CAT · 772
- CAT · 793D
- CAT · 793F
Frequently Asked Questions
What parts replace OEM number 4139U?
This page lists 1 replacement listing indexed under 4139U. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 4139U?
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 4139U 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.