Part number lookup
457-7977 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 457-7977. Use the product cards below to review price, availability, and fitment before ordering.
1 Matching Product
Part Numbers and Cross References
Applications and Fitment Summary
- Caterpillar · s: Fit for Caterpillar Excavator: 319C, 321D, 323D, 320E, 318F L, 320, 323, 318C, 323F
Frequently Asked Questions
What parts replace OEM number 457-7977?
This page lists 1 replacement listing indexed under 457-7977. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 457-7977?
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 457-7977 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.