Komatsu WA380-6 Wheel Loader

Dimensions

Length With Bucket On Ground 322.6 in (8195 mm)
Width Over Tires 106.1 in (2695 mm)
Height To Top Of Cab 130.9 in (3325 mm)
Wheelbase 119.3 in (3030 mm)
Ground Clearance 16.7 in (425 mm)

Weights

Operating Weight 36619 lb (16610 kg)
GP Bucket Weight 3571 lb (1620 kg)
Counterweight 750 lb (340 kg)

Loader

Standard Bucket Capacity, SAE 4.8 yd3 (3.6 m3)
Static Tipping Load, Full Turn 31824 lb (14435 kg)
Bucket Type GP Bucket, Bolt Edge
Bucket Link Type Z-Bar
Bucket Width 114.4 in (2905 mm)
Breakout Force 35495 lbf (157.89 kN)
Dump Clearance, @45° Dump Angle 114 in (2895 mm)
Dump Reach, @45° Dump Angle 47.6in (1210 mm)

Engine Details

Number Of Cylinders 6
Engine Make Komatsu
Engine Model Komatsu SAA6D107E-1
Displacement 408.3 cu in (6.7 L)
Bore 4.3 in (107 mm)
Stroke 4.9 in (124 mm)
Gross Horsepower, SAE J1995 191.8 hp (143 kw)
Net Horsepower, SAE J1349 178.4 hp (133 kw)
Net Horsepower, ISO 9249 190.5 hp (142 kw)
Power Measured @ 2100 rpm
Fan Drive Method ​Hydraulic
Lubrication Method Gear pump, force-lubricatio
Fuel Filter Full-flow type
Fuel System Direct injection
Engine Type Water-cooled, 4-cycle
Air Cleaner Dry type
Governor All-speed, electronic
Aspiration Turbocharged, aftercooled
Emission Standards US EPA Tier 3 / EU Stage 3A

Transmission

Type Automatic Powershift Transmission
Ride Control System Standard
Number Of Speeds 4F / 4R
Max Forward Speed 21.2 mph (34 km/h)
Max Reverse Speed 22.1 mph (35.5 km/h)
Standard Tire Size 23.5 R25 L3

Hydraulic System

Pump Type Piston Pump
Max Pump Flow 54.3 gal/min (205.5 L/min)
Relief Valve Setting 4554 psi (31400 kPa)
Control Valve 2-spool type
Control Positions Boom Raise, hold, lower, and float
Control Positions Bucket Tilt-back, hold, and dump
Hydraulic Cylinders Type Double-acting, piston type
Number Of Boom Cylinders 2
Boom Cylinder Bore 5.2 in (130 mm)
Boom Cylinder Stroke 28.1 in (713 mm)
Number Of Bucket Cylinders 1
Bucket Cylinde Bore 6 in (150 mm)
Bucket Cylinde Stroke 21.1 in (535 mm)
Raise Time 5.9 sec
Dump Time 1.8 sec
Lower Time 3.3 sec

Steering System

Type Full-hydraulic power steering
Steering Pump Type Piston Pump
Steering Pump Flow 36.5 gal/min (138 L/min)
Steering Relief Valve Setting 3555 psi (24500 kPa)
Number Of Steering Cylinders 2
Steering Cylinder Bore 3 in (75 mm)
Steering Cylinder Stroke 17.5 in (442 mm)
Minimum Turning Radius At The Centre Of Outside Tire 211.8 in (5380 mm)

Axles

Drive System Four-wheel drive
Front Axle Fixed, semi-floating
Rear Axle Center-pin support, semi-floating
Rear Axle Oscillation ±12°

Final Drive

Reduction Gear Spiral bevel gear
Differential Gear Torque proportioning
Final Reduction Gear Planetary gear, single reduction

Brakes

Service Brakes Hydraulically actuated, wet disc brakes actuate on four wheels
Parking Brake Wet disc
Emergency Brake Parking brake is commonly used

Service Refill Capacities

Fuel Tank Capacity 79.3 gal (300 L)
Cooling System Capacity 8.1 gal (30.5 L)
Engine Oil Capacity 6.1 gal (23 L)
Hydraulic System Capacity 36.8 gal (139 L)
Torque Converter, Transmission And Retarder Cooling 10.1 gal (38 L)
Axle Each (Front & Rear) 10.6 gal (40 L)
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