Komatsu Engine Belt Alternator 6222-63-3820

Komatsu Engine Belt Alternator 6222-63-3820 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6222-63-3820 is listed as Belt Alternator. Search also by the no-dash alternate number 6222633820.

Engine book references

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

• ENGINES / SAA6D108E-2A S/N 19030-UP / ENGINE / SPARE PARTS (FOR 50A ALTERNATOR)(#22226-29275) (A9020-A2B6)
• ENGINES / SAA6D108E-2A S/N 19030-UP / ENGINE / SPARE PARTS (FOR 50A ALTERNATOR)(#29276-32977) (A9020-A2C4)
• ENGINES / SAA6D108E-2A S/N 19030-UP / ENGINE / SPARE PARTS (FOR 50A ALTERNATOR)(#32978-) (B9999-A2H4)
• ENGINES / SAA6D108E-2A S/N 19030-UP / ENGINE / SPARE PARTS(#19030-29275) (A9020-A2B2)
• ENGINES / SAA6D108E-2A S/N 19030-UP / ENGINE / SPARE PARTS(#29276-32977) (A9020-A2C3)
• ENGINES / SAA6D108E-2A S/N 19030-UP / ENGINE / SPARE PARTS(#32978-) (B9999-A2H3)

This part appears in 58 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.