- Category: Crawler Dozers ➔
- Manufacturer: Caterpillar ➔
- Model: D7E ➔
Caterpillar D7E is a crawler dozer designed for earthmoving, grading, and site preparation in construction, mining, and forestry applications. The D7E uses Caterpillar's electric drive system, which replaces a conventional mechanical transmission with electric power transfer to the tracks. This configuration supports smooth power delivery, precise control, and efficient operation under load. The machine is commonly used for dozing, ripping, land clearing, and material handling on rough terrain. As part of Caterpillar's crawler dozer lineup, the D7E is built for traction, durability, and operator control in demanding work environments.
Dimensions
| Ground Clearance | 1.60 ft (0.49 m)
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| Height - Top of Cab | 11.20 ft (3.41 m)
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| Length of Track on Ground | 9.90 ft (3.02 m)
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| Length w/ Blade | 19.10 ft (5.82 m)
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| Length w/o Blade | 15.20 ft (4.63 m)
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| Width Over Tracks | 9.50 ft (2.90 m)
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Engine
| Displacement | 567.60 cu in (9,301.32 cu cm)
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| Engine Model | C9.3 Acert
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| Gross Power | 252.00 hp (187.92 kw)
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| Make | Cat
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| Power Measured @ | 1700 rpm
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Hydraulic System
| Pump Flow Capacity | 82.50 gpm (312.26 lpm)
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| Relief Valve Pressure | 4000 psi
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Operating Specifications
| Cooling System Fluid Capacity | 23.00 gal (87.06 l)
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| Engine Oil Capacity | 8.00 gal (30.28 l)
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| Final Drives Fluid Capacity | 9.00 gal (34.07 l)
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| Fuel Capacity | 108.10 gal (409.16 l)
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| Hydraulic Fluid Capacity | 20.10 gal (76.08 l)
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| Operating Weight | 56,669.00 lbs (25,704.66 kg)
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Standard Blade
| Capacity | 9.00 cu yd (6.88 cu m)
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| Height | 60.00 in (152.40 cm)
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| Width | 12.20 ft (3.72 m)
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Transmission
| Transmission Type | Electric
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Undercarriage
| Ground Contact Area | 5,698.00 cu in (93,373.70 cu cm)
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| Ground Pressure | 9.9 psi
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| Number of Carrier Rollers per Side | 2
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| Number of Shoes per Side | 40
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| Number of Track Rollers per Side | 7
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| Standard Shoe Size | 24.10 in (61.21 cm)
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| Track Gauge | 6.50 ft (1.98 m)
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| Track Pitch | 8.60 in (21.84 cm)
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