Komatsu WF550 Crawler dozers tech specs

Overview

The Komatsu WF550 (2000–2003) is a heavy crawler dozer designed for pushing, grading, clearing, roadwork, quarry support, and large earthmoving jobs. It delivers 235.05 kilowatt gross power, a 35,100 kg operating weight, and a 4.57 m blade width, giving it strong traction and blade capacity for demanding site work.

Expert rating: 4 stars

Performance & Efficiency

The 235.05 kilowatt SA6D140E engine gives the WF550 strong output for pushing, grading, clearing, and major site preparation. Its 35,100 kg operating weight supports traction and blade control, while the 4.57 m blade width, 2.01 m blade height, and 160.11 liter hydraulic fluid capacity suit demanding crawler dozer work.

In Comparison

Cat D8: Proven heavy crawler dozer with broad support and strong resale confidence.
Cat D9: Larger and more production-focused for heavy quarry, mining, and bulk earthmoving work.
Komatsu WF550: Strong heavy-site dozer with serious pushing ability, but condition matters more than model name alone.

Final Verdict

Rated 4 stars, the Komatsu WF550 is a capable crawler dozer within the AED 400,000–590,000 range. It offers heavy pushing performance and practical grading strength, but the best value depends on undercarriage condition, hydraulic health, and engine service history.