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Caterpillar D6K LGP vs Hitachi ZX145W-6

The Caterpillar D6K LGP is a low ground pressure track-type bulldozer. The Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator.

Last reviewed 13 September 2026

D6K LGP
Caterpillar D6K LGP
Hitachi ZX145W-6
Hitachi ZX145W-6 - image: Flannery Plant Hire

Specifications side by side

Caterpillar D6K LGPHitachi ZX145W-6
Operating weight13.5 tonnes15,000 - 17,200kg
EngineCat C6.6 ACERT, 97kW-
Blade6-way blade, 3.08m front width-
Track width760mm-
Dig depth-5,520 - 5,770mm
Engine power-105kW (ISO14396)

Sources: Caterpillar D6K LGP, Hitachi ZX145W-6. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D6K LGP if...

A low ground pressure version of Cat's D6K dozer, built with wider tracks to work on soft or wet ground without sinking in. Groundworks and landfill contractors use the LGP variant over the standard D6K where the site itself, not just the job, dictates the machine.

Listed by

Full D6K LGP specifications →

Buy or hire the ZX145W-6 if...

Suits municipal and utility contractors who need a mobile, road-going digger for drainage and reinstatement work spread across several sites in a day. The wheeled undercarriage trades some stability for speed between jobs.

Listed by

Full ZX145W-6 specifications →

Common questions

What is the difference between the Caterpillar D6K LGP and the Hitachi ZX145W-6?

The Caterpillar D6K LGP is a low ground pressure track-type bulldozer; the Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator.

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