Komatsu Engine Seal Tachometer 6127-71-3250

Komatsu Engine Seal Tachometer 6127-71-3250 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6127-71-3250 is listed as Seal Tachometer. Search also by the no-dash alternate number 6127713250.

Engine book references

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

• ENGINES / S6D155-4-R S/N 10014-UP / ENGINE KIT / GASKET KIT(#56577-) (991)
• ENGINES / S6D155-4A S/N 10014-UP / FUEL SYSTEM / FUEL INJECTION PUMP DRIVE (1405)
• ENGINES / S6D155-4A S/N 10014-UP / TOOL AND KIT / GASKET KIT(#10014-19999) (9991)
• ENGINES / S6D155-4A S/N 10014-UP / TOOL AND KIT / GASKET KIT(#20000-) (9991A)
• ENGINES / S6D155-4AA S/N 25887-UP / FUEL SYSTEM / FUEL INJECTION PUMP DRIVE AND SERVICE METER (0403)
• ENGINES / S6D155-4AA S/N 25887-UP / TOOL AND KIT / CYLINDER BLOCK GASKET KIT (0992)

This part appears in 111 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.