Komatsu Engine Joint Ball 04256-40818

Komatsu Engine Joint Ball 04256-40818 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 04256-40818 is listed as Joint Ball. Search also by the no-dash alternate number 0425640818.

Engine book references

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

• ENGINES / SA6D140-1C S/N 10420-UP / FUEL SYSTEM / FUEL INJECTION PUMP LINKAGE(#10997-14952) (0407A)
• ENGINES / SA6D140-1C S/N 10420-UP / FUEL SYSTEM / FUEL INJECTION PUMP LINKAGE(#14953-) (0407B)
• ENGINES / SA6D140-1EE S/N 17739-UP / ENGINE / FUEL CONTROL (A4710-A4A5)
• ENGINES / SA6D140-1EE-G S/N 10001-UP / ENGINE / FUEL CONTROL(#17739-) (A4710-A4A5)
• ENGINES / SA6D140-1K S/N 11397-UP (Front Engine) / FUEL SYSTEM / FUEL INJECTION PUMP LINKAGE(#11397-15282) (0407)
• ENGINES / SA6D140-1K S/N 11397-UP (Front Engine) / FUEL SYSTEM / FUEL INJECTION PUMP LINKAGE(#15283-) (0407A)

This part appears in 30 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.