Komatsu Engine Bolt 01011-31205

Komatsu Engine Bolt 01011-31205 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 01011-31205 is listed as Bolt. Search also by the no-dash alternate number 0101131205.

Engine book references

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

• ENGINES / S4D155-4 S/N 10287-50040 / CYLINDER HEAD / ROCKER ARM AND HOUSING(#10287-) (103)
• ENGINES / S6D140-1U S/N 10001-UP / COOLING SYSTEM / TENSION PULLEY (0515)
• ENGINES / S6D140-1Z S/N 17626-UP / ENGINE / TENSION PULLEY (A5080-A4A5)
• ENGINES / S6D155-4A S/N 10014-UP / CYLINDER HEAD / ROCKER ARM AND HOUSING (1109)
• ENGINES / S6D155-4B S/N 10016-UP / (1109)
• ENGINES / S6D155-4B S/N 10016-UP / CYLINDER HEAD / ROCKER ARM AND HOUSING (1109)

This part appears in 18 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.