Komatsu Engine Belt Alternator And Water Pump 6732-61-3870

Komatsu Engine Belt Alternator And Water Pump 6732-61-3870 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6732-61-3870 is listed as Belt Alternator And Water Pump. Search also by the no-dash alternate number 6732613870.

Engine book references

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

• ENGINES / S6D102E-1C S/N 26200929-UP / ENGINE / BELT TENSIONER (FOR 35A BRUSHLESS ALTERNATOR)(#26201318-) (A601S-01A3)
• ENGINES / S6D102E-1C S/N 26200929-UP / ENGINE / SPARE PARTS (FOR 35A BRUSHLESS ALTERNATOR)(#26201318-26225115) (A9020-01A2)
• ENGINES / S6D102E-1C S/N 26200929-UP / ENGINE / SPARE PARTS (FOR 35A BRUSHLESS ALTERNATOR)(#26225116-26257385) (A9020-01A8)
• ENGINES / S6D102E-1C S/N 26200929-UP / ENGINE / SPARE PARTS (ORDERING TRANSFERRED PARTS)(#26252548-) (B9999-01D2)
• ENGINES / S6D102E-1C-6C S/N 26200163-UP / ENGINE / SPARE PARTS (FOR 35A BRUSHLESS ALTERNATOR)(#26201318-26225115) (A9020-01B9)
• ENGINES / S6D102E-1C-6C S/N 26200163-UP / ENGINE / SPARE PARTS (FOR 35A BRUSHLESS ALTERNATOR)(#26225116-26257385) (A9020-01B9A)

This part appears in 34 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.