Komatsu Engine Front Seal Wearsleave Kit 6736-39-1221

Komatsu Engine Front Seal Wearsleave Kit 6736-39-1221 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6736-39-1221 is listed as Front Seal Wearsleave Kit. Search also by the no-dash alternate number 6736391221.

Product code / ETP anchor: 6736-39-1220. This listing is tied back to the sourcing anchor used for catalog control.

Engine book references

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

• ENGINES / S6D102E-1 S/N .-UP / ENGINE / CRANKSHAFT (A2120-A2A1)
• ENGINES / S6D102E-1AB S/N 21180000-UP / ENGINE / CRANKSHAFT(#21295204-) (A231P-01A1)
• ENGINES / S6D102E-1AC S/N 21180000-UP / ENGINE / CRANKSHAFT(#21295204-) (A231P-01A1)
• ENGINES / S6D102E-1EE S/N 30379242-UP / CRANCKSHAFT
• ENGINES / SA6D102E-1-GD S/N 46018290-UP / ENGINE / CRANKSHAFT (A231P-01A0)
• ENGINES / SA6D102E-2 S/N 30379212-UP / CRANKSHAFT (A2319-01A0)

This part appears in 26 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.