Komatsu Engine Ring 6251-11-8840

Komatsu Engine Ring 6251-11-8840 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6251-11-8840 is listed as Ring. Search also by the no-dash alternate number 6251118840.

Engine book references

This part appears in Komatsu engine parts book paths such as:

• ENGINES / SAA6D125E-5 S/N 560001-UP / ENGINE / ROCKER ARM AND HOUSING (A2410-B3B8)
• ENGINES / SAA6D125E-5-FR S/N 660001-UP (For PC400-8R/PC400LC-8R/PC450-8R/PC450LC-8R) / ENGINE CYLINDER BLOCK AND ITS RELATED PARTS / CAMSHAFT / CAMSHAFT, ROAD LINER (#660001-660058) (A2410-001002)
• ENGINES / SAA6D125E-5-FR S/N 660001-UP (For PC400-8R/PC400LC-8R/PC450-8R/PC450LC-8R) / ENGINE CYLINDER BLOCK AND ITS RELATED PARTS / CAMSHAFT / CAMSHAFT, ROAD LINER (#660059-) (A2410-001002A)
• ENGINES / SAA6D125E-5A S/N 560004-UP ( Standard Machine ) / ENGINE VALVE MECHANISM / CAMSHAFT AND CAM FOLLOWER (2/2) (X16-0381860-02)
• ENGINES / SAA6D125E-5A-02 S/N 560001-UP / ENGINE / ROCKER ARM AND HOUSING(#560001-565939) (A2410-B3B8)
• ENGINES / SAA6D125E-5A-02 S/N 560001-UP / ENGINE / ROCKER ARM AND HOUSING(#565940-) (A2410-B3B8A)

This part appears in 53 Komatsu engine book paths in our reference data.

Verification note

Always confirm final fitment by engine model, serial range, diagram callout, and part number before ordering. Hub references are provided to help buyers find the right engine section and related parts faster.

Keep Ops Moving

19PARTS organizes Komatsu engine parts around searchable engine-model hubs so rebuild shops, equipment owners, and fleet teams can identify parts and keep repairs moving.