Komatsu Heavy Equipment Piston YM120130-22301

Komatsu Heavy Equipment Piston YM120130-22301 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 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: D21A, D21P, D21PL, D21Q, D21S, WA65, WA65PT, WA75, WA90, PC70FR, PC75, PC75R, PC80MR, PW75. Reported category/application areas: BULLDOZERS, WHEEL LOADERS, EXCAVATORS. Reported serial ranges include: 83001-UP (OVERSEAS VERSION), 83001-UP, 78604-UP, 78604-UP (TRIMMING DOZER (M/C)), 90001-90209 (INTERIM TIER4), 90210-UP, 83001-UP (TRIMMING), 63001-UP.

Part information

• Komatsu part number: YM120130-22301
• Alternate search number: YM12013022301
• Product type: Piston
• Usage-report description: PIN,PISTON, PIN, PISTON, PISTON PIN, PIN

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 YM120130-22301, rely on 19PARTS to help you Keep Ops Moving™.