- Home/
- Comparison/
- Tracked Tractor/
- Caterpillar D4H serie II vs. Caterpillar D7H
Caterpillar D4H serie II vs. Caterpillar D7H
2 reasons to buy Caterpillar D4H serie II:
Motor
Power measured at | 2200 rev / min and 2100 rev / min | 5 % more or 100 rev |
Carrier
Specific ground pressure | 49.2 kPa and 76.2 kPa | 35 % less or 27.0 kPa |
16 reasons to buy Caterpillar D7H:
Standard blade
Volume | 4.5 m3 and 1.9 m3 | 58 % more or 2.6 m3 |
Cut depth | 498 mm and 414 mm | 17 % more or 84 mm |
Sizes
Clearance | 403.5 mm and 376 mm | 7 % more or 27.5 mm |
Operation
Cooling system fluid volume | 52.4 l. and 27 l. | 48 % more or 25.4 l. |
Hydraulic system fluid volume | 115 l. and 67.3 l. | 41 % more or 47.7 l. |
Final drive fluid volume | 9.6 l. and 6 l. | 37 % more or 3.6 l. |
Fuel Capacity | 488 l. and 167 l. | 66 % more or 321 l. |
Motor
Full power | 172.3 kW and 73.8 kW | 57 % more or 98.5 kW |
Effective power | 160.3 kW and 70.8 kW | 56 % more or 89.5 kW |
Displacement | 10.5 l. and 5.2 l. | 50 % more or 5.3 l. |
Cylinders number | 6 and 4 | 33 % more or 2 |
Hydraulic system
Pump bandwidth | 175 l/min and 94.6 l/min | 46 % more or 80.4 l/min |
Gear box
Maximum forward speed | 11.9 km/h and 10.2 km/h | 14 % more or 1.7 km/h |
Maximum reverse gear | 14.3 km/h and 12.2 km/h | 15 % more or 2.1 km/h |
Carrier
Contact with ground area | 2.9 m2 and 2 m2 | 31 % more or 0.9 m2 |
Track shoes number per side | 40 and 39 | 2 % more or 1 |
Neutral reasons:
Standard blade
Width | 2584 mm and 3813 mm |
Height | 965 mm and 1276 mm |
Sizes
Length with blade | 4260 mm and 5559 mm |
Height to cab upper part | 2986 mm and 3336 mm |
Caterpillar track length on ground level | 2230 mm and 2896 mm |
Length without blade | 3420 mm and 4619 mm |
Operation
Working weight | 10250 kg and 23647.6 kg |
Motor
Model | 3204 and 3306 |
Manufacturer | Caterpillar and Caterpillar |
Aspiration | turbocharging and turbocharging |
Hydraulic system
Overflow valve pressure | 18615.8 kPa and 22752.7 kPa |
Gear box
Transmission type | planetary powershift transmission and planetary powershift transmission |
Forward gears number | 3 and 3 |
Reverse gears number | 3 and 3 |
Carrier
Standard shoe size | 460 mm and 510 mm |
Rolling bearings number on either side | 7 and 7 |
Track width | 1680 mm and 1981 mm |
Images
Sizes
3. Height to cab upper part | 2986 mm | 3. Height to cab upper part | 3336 mm |
4. Caterpillar track length on ground level | 2230 mm | 4. Caterpillar track length on ground level | 2896 mm |
5. Clearance | 376 mm | 5. Clearance | 403.5 mm |
6. Length without blade | 3420 mm | 6. Length without blade | 4619 mm |
1. Length with blade | 4260 mm | 1. Length with blade | 5559 mm |
Carrier
7. Track width | 1680 mm | 7. Track width | 1981 mm |
8. Standard shoe size | 460 mm | 8. Standard shoe size | 510 mm |