Komatsu WB70A-1 Backhoe Loader

Backhoe

Bucket Dig Force 9,260 lbs (4,200 kg)
Dig Depth 12 ft (4 m)
Dig Depth – Extended 15 ft (4 m)
Load Height – Extended 12 ft (4 m)
Reach at Load Height – Extended 5 ft (2 m)
Reach From Swivel 15 ft (5 m)
Reach From Swivel – Extended 18 ft (5 m)

Dimensions

Ground Clearance 2 ft (0 m)
Height to Top of Suspended Cab 9 ft (3 m)
Transport Width 6 ft (2 m)
Wheelbase 7 ft (2 m)

Engine

Displacement 203 cu in (3,318 cu cm)
Engine Model 4D98E-1FA
Net Max Torque 185 lbs ft (251 nm)
Net Power 71 hp (53 kw)
Number of Cylinders 4
Power Measured @ 2500 rpm
Torque Measured @ 1200 rpm

Hydraulic System

Pump Flow Capacity 31 gpm (116 lpm)
Pump Type two gear pumps
Relief Valve Pressure 2900.8 psi

Loader

Bucket Breakout Force 9,694 lbs (4,397 kg)
Bucket Capacity 1 cu yd (1 cu m)
Bucket Width 73 in (185 cm)
Clearance at Max Dump Height 8 ft (2 m)
Dig Depth 4 in (11 cm)
Reach at Max Dump Height 3 ft (1 m)

Operating Specifications

Alternator Supplied Amperage 60 amps
Cooling System Fluid Capacity 4 gal (15 l)
Front Axle Fluid Capacity 1 gal (4 l)
Fuel Capacity 19 gal (70 l)
Hydraulic System Fluid Capacity 17 gal (65 l)
Max Weight 14,110 lbs (6,400 kg)
Oil System Fluid Capacity 3 gal (10 l)
Operating Voltage 12 volts
Operating Weight 4wd 12,456 lbs (5,650 kg)
Rear Axle Fluid Capacity 1 gal (5 l)
Tire Size Front – 2wd / 4wd 12.5 x 20

Tires

Rear Tires Size 12.5 x 20

Transmission

Max Speed 24 mph (39 kph)
Max Speed – Reverse 24 mph (39 kph)
Number of Forward Gears 4
Number of Reverse Gears 4
Transmission Type Hydrostatic
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