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Caterpillar 140 vs Komatsu GD655-7
Published specs and dimensions of two motor graders side by side. Every value comes from the manufacturer document cited on each model page; ≈ marks a unit conversion.
Key differences
The Caterpillar 140 is 829 lb (376 kg) lighter, 7 in (169 mm) narrower, 4 in (108 mm) taller and 6 ft 5 in (1,963 mm) shorter than the Komatsu GD655-7.
- Net power: 133 kW / 178 hp (Caterpillar 140) vs 163 kW / 219 hp (Komatsu GD655-7); Komatsu GD655-7 is higher.
- Wheelbase: 6,123 mm / 20 ft 1 in (Caterpillar 140) vs 6,495 mm / 21 ft 4 in (Komatsu GD655-7); Komatsu GD655-7 is higher.
- Track gauge / tread: 2,140 mm / 7 ft 0 in (Caterpillar 140) vs 2,170 mm / 7 ft 1 in (Komatsu GD655-7); Komatsu GD655-7 is higher.
- Ground clearance: 339 mm / 13.3 in (Caterpillar 140) vs 620 mm / 24.4 in (Komatsu GD655-7); Komatsu GD655-7 is higher.
- Turning radius: 7,800 mm / 25 ft 7 in (Caterpillar 140) vs 7,400 mm / 24 ft 3 in (Komatsu GD655-7); Caterpillar 140 is higher.
- Displacement: 9.3 L / 568 cu in (Caterpillar 140) vs 6.69 L / 408 cu in (Komatsu GD655-7); Caterpillar 140 is higher.
Computed from the published figures for each model's stated configuration (listed below the table). Options such as boom, bucket, tracks or tires change these numbers.
Caterpillar 140 specs Komatsu GD655-7 specs Open in interactive compare Trailer fit: Caterpillar 140 Trailer fit: Komatsu GD655-7
Side-by-side specs
Use the Metric / Imperial switch at the top to change units. Highlighted rows differ.
| Spec | Caterpillar 140 | Komatsu GD655-7 |
|---|---|---|
| Weights | ||
| Operating weight | 16,974 kg | 17,350 kg |
| Max gross (laden) weight | 25,013 kg | Not published |
| Dimensions | ||
| Overall length | 8,912 mm | 10,875 mm |
| Overall width | 2,511 mm | 2,680 mm |
| Overall height | 3,308 mm | 3,200 mm |
| Wheelbase | 6,123 mm | 6,495 mm |
| Track gauge / tread | 2,140 mm | 2,170 mm |
| Ground clearance | 339 mm | 620 mm |
| Turning radius | 7,800 mm | 7,400 mm |
| Undercarriage / tires | ||
| Undercarriage type | Wheeled, articulated, tandem rear | Wheeled, articulated (6 x 4) |
| Number of axles | 3 | 3 |
| Wheels (count) | 6 | 6 |
| Tire size | 14.0R24 | 17.5R25 |
| Ground pressure | ||
| Ground pressure | Not published | Not published |
| Axle loads | ||
| Axle load, front (unladen/operating) | 4,238 kg | Not published |
| Axle load, rear (unladen/operating) | 12,736 kg | Not published |
| Axle load, front (laden/max) | 7,745 kg | Not published |
| Axle load, rear (laden/max) | 17,268 kg | Not published |
| Engine | ||
| Engine model | Cat C9.3 | Komatsu SAA6D107E-3 |
| Net power | 133 kW | 163 kW |
| Gross power | Not captured | 165 kW |
| Displacement | 9.3 L | 6.69 L |
| Rated speed | 2,000 rpm | 2,100 rpm |
| Hydraulics | ||
| Pump / aux flow | 210 L/min | 203 L/min |
| System / relief pressure | 24.15 MPa | 20.6 MPa |
| Performance | ||
| Max travel speed | 46.6 km/h | 48.5 km/h |
| Blade / moldboard width | ≈ 3,700 mm | 4,270 mm |
Configurations.
Caterpillar 140: Standard 140 (non-AWD), 14.0R24 tires; base configuration with full fuel, operator
Komatsu GD655-7: Base machine, 4,270 mm (14 ft) moldboard, low-profile cab, 17.5R25 tires; no ripper or push plate; EPA Tier 4 Final