Komatsu Heavy Equipment Dust Seal 707-56-55740

Komatsu Heavy Equipment Dust Seal 707-56-55740 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This dust Seal is manufactured in Italy in an ISO-certified facility with more than 50 years of production experience and is backed by our Keep Ops Moving™ commitment.

Why buyers choose the 19PARTS KOM line

• Manufactured in Italy for heavy-equipment applications
• Produced in an ISO-certified facility with more than 50 years of manufacturing experience
• Built for dependable performance in Komatsu assemblies
• Supported by 19PARTS and our Keep Ops Moving™ commitment

Fitment hint from source data

Source usage data links this part to Excavator, Wheel Loader, Dozer, Motor Grader applications. Common machine models include: GD675, GD705, GD755, D37EX, D37EXI, D39EX, D39EXI, D51EX, D51EXI, D51PX, D51PXI, D61EX, D61EXI, D61PX. Reported category/application areas: GRADERS, BULLDOZERS, WHEEL LOADERS, EXCAVATORS. Reported serial ranges include: 55001-UP, 60001-UP, 26001-UP, 10001-UP, 80001-UP, 85001-UP, 80179-UP, 90001-UP.

Part information

• Komatsu part number: 707-56-55740
• Alternate search number: 7075655740
• Product type: Dust Seal
• Usage-report description: SEAL, DUST, (KIT : K12), SEAL, DUST, (KIT : K04), SEAL, DUST, (KIT : K08), SEAL, DUST, (KIT : K05), SEAL, DUST, (KIT : K11)

Fitment and verification

Use the model-specific hubs and diagram callouts on our site to verify the correct Komatsu part number, callout location, and serial-range fitment before ordering. The hubs provide the machine-specific authority, while this product page focuses on quality, sourcing, and buying confidence.

Brand and quality

The 19PARTS KOM line is built around practical uptime: quality-focused Komatsu replacement parts, transparent identification, and support for customers who need to keep machines working. For part number 707-56-55740, rely on 19PARTS to help you Keep Ops Moving™.