Part number lookup
4389720 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 4389720. 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
- Part Number
- Hitachi EX150LC-5 Arm Cylinder Seal Kit 4389720
- Model: Hitachi EX135UR-5 EX135US-5 EX140US-5 EX150LC-5 EX160LC-5 OEM 4389720 Specification: Rod: 85 mm Bore:115 mm Note: Please contact us to confirm the hydraulic seal kit you need before buying, thank you!
Frequently Asked Questions
What parts replace OEM number 4389720?
This page lists 1 replacement listing indexed under 4389720. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 4389720?
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 4389720 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.