Komatsu Heavy Equipment Piston Ring 707-44-55180

Komatsu Heavy Equipment Piston Ring 707-44-55180 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This piston Ring 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 applications. Common machine models include: WA100, WA150, WA150L, WA150PZ, PC05, PC07, PC12R, PC14R, PC15MR, PC15MRX, PC15R, PC16R, PC18MR, PC20MR. Reported category/application areas: WHEEL LOADERS, EXCAVATORS. Reported serial ranges include: 70001-UP, S/N 70001-UP, 65001-UP (CAB SPEC.), 65001-UP (CANOPY SPEC.), H50001 - UP, 65001-UP, 65061-UP, 8001-UP. Related or analog part numbers from source data: 37B0983319, 855661319, PZF855661319.

Part information

• Komatsu part number: 707-44-55180
• Alternate search number: 7074455180
• Product type: Piston Ring
• Usage-report description: RING,PISTON (KIT), RING, RING,PISTON, RING,PISTON (K1), RING,PISTON (K3)

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 707-44-55180, rely on 19PARTS to help you Keep Ops Moving™.