Head to head
Caterpillar D6K LGP vs Kubota U17-3a
The Caterpillar D6K LGP is the bigger machine by 11.8 tonnes.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Caterpillar D6K LGP is the bigger machine by 11.8 tonnes.
Specifications side by side
| Caterpillar D6K LGP | Kubota U17-3a | |
|---|---|---|
| Operating weight | 13.5 tonnes | 1,700kg |
| Engine | Cat C6.6 ACERT, 97kW | - |
| Blade | 6-way blade, 3.08m front width | - |
| Track width | 760mm | - |
| Dig depth | - | 2,460mm |
| Engine power | - | 11.3kW |
Sources: Caterpillar D6K LGP, Kubota U17-3a. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D6K LGP if...
- you want one that is the bigger machine by 11.8 tonnes
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
- Eco Plant Hire And Sales Ltd - Peterborough, Whittlesey
Buy or hire the U17-3a if...
A step up from a micro excavator for landscaping and groundworks contractors who need more dig depth and breakout force while still fitting through a standard gate or gap. Common on garden and small drainage jobs.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
- Compact Plant Sales - Farnham
- Beaver Tool Hire - Isleworth, Twickenham
- Standard Plant Hire - Keston
- HG Plant Sales - Maldon, Langford
Common questions
What is the difference between the Caterpillar D6K LGP and the Kubota U17-3a?
The Caterpillar D6K LGP is the bigger machine by 11.8 tonnes. The Caterpillar D6K LGP is a low ground pressure track-type bulldozer; the Kubota U17-3a is a 1.7 tonne mini excavator.
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