Komatsu Excavator Buffer Ring 707-51-70630

Komatsu Excavator Buffer Ring 707-51-70630 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This buffer 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, Dozer applications. Common machine models include: PC100N, PC120, PC120LC, PC120S, PC120SC, PC120SS, PC128US, PC128UU, PC130, PC138US, PC138USLC, PC150, PC150HD, PC150LC. Reported category/application areas: EXCAVATORS. Reported serial ranges include: 1004-UP, 18001-UP (FOR U.S.A.), 18001-UP (SWEDEN REGULATION ARRANGEMENT), 18001-UP, 30001-UP, 45001-UP, 36601-UP (CUSTOM SPEC.), K20001-UP. Related or analog part numbers from source data: 7075170640.

Part information

• Komatsu part number: 707-51-70630
• Alternate search number: 7075170630
• Product type: Buffer Ring
• Usage-report description: RING,BUFFER (KIT), RING,BUFFER, RING,BUFFER (K2), RING,BUFFER (K1), RING,BUFFER (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 707-51-70630, rely on 19PARTS to help you Keep Ops Moving™.