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Caterpillar D6N vs Thwaites 9 Tonne Front Tip

The Caterpillar D6N has 69kW more power.

Last reviewed 13 September 2026

Caterpillar D6N
Caterpillar D6N - image: Peterson Cat
Thwaites 9 Tonne Front Tip
Thwaites 9 Tonne Front Tip - image: Molson Group

Key differences

Specifications side by side

Caterpillar D6NThwaites 9 Tonne Front Tip
Engine power124kW (166hp) at 1800rpm55.4 kW (74 hp) @ 2200rpm
EngineCat C7.1 ACERTDeutz TCD 3.6 L4
Operating weight16757kg (36,943lb)-
Blade capacity3.90m3 (LGP VPAT) to 4.30m3 (XL SU)-
Payload-9000 kg
Heaped capacity-4600 litres

Sources: Caterpillar D6N, Thwaites 9 Tonne Front Tip. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D6N if...

  • you want one that has 69kW more power

A mid-size dozer used for earthmoving, site clearance and haul road maintenance. The VPAT blade option lets one machine angle, tilt and pitch for grading as well as straight pushing.

Listed by

Full D6N specifications →

Buy or hire the 9 Tonne Front Tip if...

A 9 tonne front tip dumper for high-volume earthworks, civils and quarry style haulage where a bigger payload cuts the number of trips.

Full 9 Tonne Front Tip specifications →

Common questions

What is the difference between the Caterpillar D6N and the Thwaites 9 Tonne Front Tip?

The Caterpillar D6N has 69kW more power. The Caterpillar D6N is a medium crawler dozer; the Thwaites 9 Tonne Front Tip is a 9 tonne front tip site dumper with cab.

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