CAT D 7 G

The Caterpillar D7G (Series 2) is a classic medium-sized crawler bulldozer, renowned for its robust power, exceptional durability and precise control. It is well-suited for road construction, mining, site grading and a variety of other earthmoving applications. Here are its core specifications and advantages: Core Factory Standard Specifications • Engine: Cat 3306 DITA/CAT 3306C DTTA, 6-cylinder 4-stroke turbo direct injection, displacement 10.5 L, net power 150 kW (202 hp) @2000 rpm, maximum power 164 kW (220 hp) • Operating Weight: Approx. 20,580 kg (45,370 lb) • Blade Capacity: Standard U-blade approx. 4.2 m³ (5.5 yd³); optional semi-U blade, S-blade and other types available for different working conditions • Transmission & Speed: 3-forward & 3-reverse planetary power shift with torque converter; 1st gear 0-3.9 km/h, 2nd gear 0-6.4 km/h, 3rd gear 0-9.9 km/h • Track & Chassis: Standard track shoe width 510 mm (20 in), ground contact length approx. 2720 mm, track gauge 2200 mm, ground clearance 349 mm • Tank Capacity & Overall Dimensions: Fuel tank 415 L, hydraulic tank 102 L, engine oil 27 L, coolant 45.4 L; overall length (including blade) approx. 5280 mm, overall width 2560 mm, overall height 3294 mm Core Advantages 1. Power & Efficiency: The large-displacement, low-rpm engine design delivers excellent fuel economy, stable performance under heavy loads and high pushing capacity. 2. Durability & Maintainability: High-strength structural components and easily accessible service points minimize downtime and maintenance costs. 3. Control & Comfort: Precision hydraulic control system with a small turning radius; spacious, shock-absorbing cab reduces operator fatigue during long working hours. 4. Versatility: A range of optional blades and track shoes enable adaptation to earthmoving, mining, road construction and various other scenarios. Typical Applications Road construction, site grading, mining overburden stripping, land reclamation, municipal reconstruction, short-distance material handling and other earthmoving operations.