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- Komatsu GD405A-1 vs. John Deere 770A
Komatsu GD405A-1 vs. John Deere 770A
6 reasons to buy Komatsu GD405A-1:
Steerage
| Turn radius | 5.6 m and 6.7 m | 16 % less or 1.1 m |
Gear box
| Reverse gears number | 6 and 4 | 33 % more or 2 |
| Maximum forward speed | 42 km/h and 40.4 km/h | 4 % more or 1.6 km/h |
| Maximum reverse gear | 45 km/h and 13.8 km/h | 69 % more or 31.2 km/h |
Circle
| Maximum radius outside left tyres | 1370 mm and 2280 mm | 40 % less or 910 mm |
| Right maximum radius outside tyres | 1420 mm and 2250 mm | 37 % less or 830 mm |
8 reasons to buy John Deere 770A:
Sizes
| Front part clearance | 572 mm and 435 mm | 24 % more or 137 mm |
Operation
| Front axle standard operating weight | 3877.3 kg and 2550 kg | 34 % more or 1327.3 kg |
| Rear axle standard operating weight | 9848.4 kg and 6330 kg | 36 % more or 3518.4 kg |
Motor
| Maximum power | 111.9 kW and 82 kW | 27 % more or 29.9 kW |
| Displacement | 7.6 l. and 6.5 l. | 14 % more or 1.1 l. |
Gear box
| Forward gears number | 8 and 6 | 25 % more or 2 |
Front Axle
| Clearance | 572 mm and 435 mm | 24 % more or 137 mm |
Circle
| Maximum lifting above ground level | 432 mm and 360 mm | 17 % more or 72 mm |
Neutral reasons:
Steerage
| Left and right hinge connection | 27 degrees and 25 degrees |
Sizes
| Blade base | 2100 mm and 2720 mm |
| Dual axis wheelbase | 1305 mm and 1540 mm |
| Height to cab upper part | 3315 mm and 3200 mm |
| Dimensional length | 7025 mm and 8470 mm |
| Between tyres width | 2165 mm and 2440 mm |
| Wheelbase | 4900 mm and 5970 mm |
Operation
| Overall standard operating weight | 8880 kg and 13725.7 kg |
| Tyre size | Front 9.00-20-10PR, Rear 11.00-20-10PR and 14.00-25 |
Motor
| Manufacturer | Komatsu and John Deere |
| Model | 6D105 and 6-466A |
Gear box
| Transmission type | Hydro-Gear switching and powershift |
Front Axle
| Wheel tilt | 22 degrees and 20 degrees |
| General fluctuations | 26 degrees and 30 degrees |
Dump
| Mouldboard width | 3100 mm and 3657.6 mm |
| Mouldboard height | 625 mm and 609.6 mm |
| Mouldboard thickness | 19 mm and 22.4 mm |
Images
Sizes
| 1. Dimensional length | 7025 mm | 1. Dimensional length | 8470 mm |
| 2. Between tyres width | 2165 mm | 2. Between tyres width | 2440 mm |
| 3. Height to cab upper part | 3315 mm | 3. Height to cab upper part | 3200 mm |
| 4. Wheelbase | 4900 mm | 4. Wheelbase | 5970 mm |
| 6. Front part clearance | 435 mm | 6. Front part clearance | 572 mm |
| 7. Dual axis wheelbase | 1305 mm | 7. Dual axis wheelbase | 1540 mm |
| 8. Blade base | 2100 mm | 8. Blade base | 2720 mm |