Komatsu Dozer Bearing 124-27-51442

Komatsu Dozer Bearing 124-27-51442 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This bearing 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 Dozer applications. Common machine models include: D41E, D41P, D41PF. Reported category/application areas: BULLDOZERS. Reported serial ranges include: B40001-UP, 50001-UP (FOR BANGLADESH), 50001-UP (MADE IN JAPAN), 50001-UP, 29021-UP. Related or analog part numbers from source data: 1242751441.

Part information

• Komatsu part number: 124-27-51442
• Alternate search number: 1242751442
• Product type: Bearing

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 124-27-51442, rely on 19PARTS to help you Keep Ops Moving™.