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- Komatsu GD661A-1 vs. Komatsu GD300A-1
Komatsu GD661A-1 vs. Komatsu GD300A-1
7 reasons to buy Komatsu GD661A-1:
Sizes
Rear ground clearance | 355 mm and 340 mm | 4 % more or 15 mm |
Motor
Displacement | 6.5 l. and 4.3 l. | 34 % more or 2.2 l. |
Effective speeds output 5-6 | 134 kW and 55.9 kW | 58 % more or 78.1 kW |
Maximum power | 134 kW and 55.9 kW | 58 % more or 78.1 kW |
Gear box
Forward gears number | 6 and 5 | 17 % more or 1 |
Maximum forward speed | 44.6 km/h and 30.4 km/h | 32 % more or 14.2 km/h |
Maximum reverse gear | 54.4 km/h and 31 km/h | 43 % more or 23.4 km/h |
2 reasons to buy Komatsu GD300A-1:
Steerage
Turn radius | 5.5 m and 6.9 m | 20 % less or 1.4 m |
Front Axle
Clearance | 425 mm and 355 mm | 16 % more or 70 mm |
Neutral reasons:
Steerage
Left and right hinge connection | 26 degrees and 30 degrees |
Sizes
Height to cab upper part | 3485 mm and 3130 mm |
Dimensional length | 8380 mm and 6700 mm |
Between tyres width | 2395 mm and 2045 mm |
Wheelbase | 6000 mm and 4910 mm |
Blade base | 2600 mm and 2165 mm |
Dual axis wheelbase | 1535 mm and 1195 mm |
Operation
Tyre size | 13.00-24-10PR and Front 9.00-20-10PR, Rear 10.00-20-10PR |
Overall standard operating weight | 13300 kg and 7500 kg |
Motor
Manufacturer | Komatsu and Komatsu |
Model | S6D105 and 4D105-5 |
Dump
Mouldboard height | 645 mm and 580 mm |
Mouldboard width | 3710 mm and 3100 mm |
Images
Sizes
3. Height to cab upper part | 3485 mm | 3. Height to cab upper part | 3130 mm |
4. Wheelbase | 6000 mm | 4. Wheelbase | 4910 mm |
5. Rear ground clearance | 355 mm | 5. Rear ground clearance | 340 mm |
7. Dual axis wheelbase | 1535 mm | 7. Dual axis wheelbase | 1195 mm |
8. Blade base | 2600 mm | 8. Blade base | 2165 mm |
1. Dimensional length | 8380 mm | 1. Dimensional length | 6700 mm |
2. Between tyres width | 2395 mm | 2. Between tyres width | 2045 mm |


