Head to head
Caterpillar D6T LGP vs Liebherr L556 XPower
The Caterpillar D6T LGP is a medium low ground pressure crawler dozer. The Liebherr L556 XPower is a large wheel loader with xpower power-split driveline.
Last reviewed 13 September 2026
Specifications side by side
| Caterpillar D6T LGP | Liebherr L556 XPower | |
|---|---|---|
| Operating weight | 50,968lb (23,119kg) | 19,600 - 21,600 kg |
| Engine | Cat C9.3 ACERT, 215hp net / 228hp gross | - |
| Blade capacity | 4.90yd3 (3.75m3), 13.4ft wide, 47in tall | - |
| Ground pressure | 6.4psi | - |
| Tipping load | - | 9,300 - 13,750 kg |
| Bucket capacity | - | 2.80 - 10.00 m3 |
| Rated output ISO 14396 / ECE-R.120 | - | 183 kW / 249 HP |
Sources: Caterpillar D6T LGP, Liebherr L556 XPower. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D6T LGP if...
A mid-size dozer used for bulk earthmoving, site clearance and grading on larger construction and quarry sites. The LGP variant's wider tracks let it work on soft or wet ground where a standard D6T would sink or lose traction.
Listed by
- Daly Plant Hire Ltd - Tadworth, Kingswood
Buy or hire the L556 XPower if...
A large wheel loader for quarry and bulk material handling work. Liebherr's XPower driveline splits power between hydrostatic and mechanical drive to cut fuel use on repetitive load-and-carry cycles.
Listed by
- ChapmanPlant - Bristol, Iron Acton
Common questions
What is the difference between the Caterpillar D6T LGP and the Liebherr L556 XPower?
The Caterpillar D6T LGP is a medium low ground pressure crawler dozer; the Liebherr L556 XPower is a large wheel loader with XPower power-split driveline.
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