KOMATSU WA320-7 WHEEL LOADER

Technical Description

The Komatsu WA320-7 is a turbocharged 6-cylinder wheel loader powered by the SAA6D107E-2 engine delivering a gross power of 173 hp (129 kW) and net power of 165 hp (123 kW) at 2100 rpm. It features a hydrostatic transmission with 4 forward and 4 reverse gears, enabling a maximum travel speed of 23.6 mph (37 km/h) in both directions. The hydraulic system employs a gear type pump with a flow capacity of 29.1 gallons/min (110 liters/min), providing fast cycle times including a dump time of 1.6 seconds, lower time of 3.3 seconds, and raise time of 5.7 seconds under a relief valve setting of 2700 psi. The loader's bucket capacity ranges from 3.7 to 4.2 cubic yards (2.8 to 3.2 m³) with a dump clearance at maximum raise of 9.4 ft (3 m). Operating weight is between 33,731 to 33,984 lbs (15,300 to 15,415 kg). It runs on 20.5-25 tires and offers a tight turning radius of 17.8 ft (5 m). Fluid capacities include 64.7 gallons (242 L) for fuel, 23.7 gallons (87 L) for hydraulic fluid, and 6.1 gallons (23 L) each for engine oil and cooling system. Designed for efficiency and durability, this wheel loader suits a variety of heavy-duty applications with robust components and an ergonomic operator cabin, optimized for performance, fuel economy, and service accessibility. The WA320-7 complies with EU Stage IIIB / EPA Tier 4 interim emissions standards, demonstrating reduced environmental impact without sacrificing productivity.