Komatsu Heavy Equipment Brake Cylinder 42W-43-17200

Komatsu Heavy Equipment Brake Cylinder 42W-43-17200 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This brake Cylinder 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 Wheel Loader, Dozer applications. Common machine models include: WA115, WA65, WA65PT, WA75, WA90. Reported category/application areas: WHEEL LOADERS. Reported serial ranges include: WA115H30051-WA115H30180, HA940051 - HA940548, HA940549 - HA940771, HA050051 - HA050074, HA950051-HA950856; WA85-3 S/N HA960051-HA960165, HA950857-HA951433, HA300051 AND UP, H20319 - UP); WA95-3 (S/N H20672 - UP).

Part information

• Komatsu part number: 42W-43-17200
• Alternate search number: 42W4317200
• Product type: Brake Cylinder

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 42W-43-17200, rely on 19PARTS to help you Keep Ops Moving™.