CR6150 Bottom Track Roller for Caterpillar D4H D5C D5K / Komatsu D39EX

★ ★ ★ ★ ★

5 reviews

Part Number: CR6150
Bottom Track Roller
Fits Caterpillar: 939C, D4H, D4H LGP, D4H XL, D5C, D5C LGP, D5C XL, D5G, D5G XL, D5K LGP, D5K XL, D5KXL, D5M, D5N, PM565, PM565B
Komatsu: D39EX-21, D39EX-22
Sold As - Individual Roller

Fitment Check

Verify your machine model, part number, and undercarriage configuration before ordering.

$199.99 $225.99 Save $26.00

Part Number

CR6150

Product Type Bottom Roller

Fitment

Caterpillar: 939C, D4H, D4H LGP, D4H XL, D5C, D5C LGP, D5C XL, D5G, D5G XL, D5K LGP, D5K XL, D5KXL, D5M, D5N, PM565, PM565B
Komatsu: D39EX-21, D39EX-22

Application

Undercarriage Position Bottom Track Roller

Equipment Type Dozer / Track Loader / Cold Planer

Function Supports track movement, machine weight, and undercarriage performance

Trust & Assurance

12-Month Warranty

Free Shipping in the USA

Proven Quality

Trusted by Contractors

Same machine series may use different undercarriage parts. Please confirm CR6150 matches your existing roller before ordering.

Product Description

This aftermarket replacement bottom track roller is designed for compatible Caterpillar, Komatsu dozer / track loader / cold planer models and undercarriage applications.
Bottom track rollers help carry machine weight while supporting and guiding the track during travel, digging, and daily jobsite operation.
Built for mixed crawler equipment applications, this roller helps support track movement, machine weight, and jobsite travel across Caterpillar D4/D5-series machines and Komatsu D39EX models.
Reference part number CR6150 can be used to confirm replacement compatibility with your existing roller assembly.
Fits Caterpillar models including 939C, D4H, D4H LGP, D4H XL, D5C, D5C LGP, D5C XL, D5G, D5G XL, D5K LGP, D5K XL, D5KXL, D5M, D5N, PM565, PM565B; Komatsu models including D39EX-21, D39EX-22. Please verify your machine model and part number before ordering.

Key Features

Direct Replacement: Replacement bottom track roller using reference part number CR6150 for compatible Caterpillar and Komatsu equipment.

Track Support & Guidance: Helps guide the track while the machine travels, turns, and works under crawler load.

Cross-Brand Crawler Fitment: Covers listed Caterpillar and Komatsu crawler machine applications in the fitment data.

Smooth Roller Operation: Supports smooth roller movement to help reduce vibration, noise, and track wear.

Warranty

12-Month Warranty.
Every rubber track, roller, sprocket, and idler we sell is backed by a 12-month warranty.
If it doesn’t hold up, we make it right.

Shipping

Free Shipping in the USA

We keep inventory stocked and offer fast nationwide shipping, often same or next business day, from strategically located warehouses.

Free Shipping in the USA

Fast & reliable delivery

12-Month Warranty

We’ve got you covered

Expert Support

Talk with real people

Secure Checkout

Safe & secure payments