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Komatsu WB70A-1 Backhoe Loader


Bucket Dig Force 9259.5 lbs (4,200 kg)
Dig Depth12.1 ft (4 m)
Dig Depth - Extended14.5 ft (4 m)
Load Height10.2 ft (3 m)
Load Height - Extended11.9 ft (3 m)
Reach at Load Height - Extended5.1 ft (2 m)
Reach From Swivel 15.4 ft (5 m)
Reach From Swivel - Extended17.5 ft (5 m)


Ground Clearance1.5 ft (0 m)
Height to Top of Suspended Cab8.8 ft (2 m)
Transport Width6.1 ft (2 m)
Wheelbase7.1 ft (2 m)


Displacement202.5 cu in (0 m)
Engine Model4D98E-1FA
Net Max Torque185.2 lbs/ft
Net Power70.8 hp (52 kw)
Number of Cylinders4
Power Measured @2500 rpm
Torque Measured @1200 rpm

Hydraulic System

Pump Flow Capacity30.7 gal/min (114 l/min)
Pump Typetwo gear pumps
Relief Valve Pressure2900.8 psi


Bucket Breakout Force9693.8 lbs (4,397 kg)
Bucket Capacity1 cu yds (1 m)
Bucket Width72.9 in (183 cm)
Clearance at Max Dump Height8.2 ft (2 m)
Dig Depth4.4 in (10 cm)
Reach at Max Dump Height2.9 ft (1 m)

Operating Specifications

Alternator Supplied Amperage60 A
Cooling System Fluid Capacity4 gal (15 l)
Front Axle Fluid Capacity1.1 gal (4 l)
Fuel Capacity18.5 gal (68 l)
Hydraulic System Fluid Capacity17.2 gal (64 l)
Max Weight14109.6 lbs (6,400 kg)
Oil System Fluid Capacity2.7 gal (8 l)
Operating Voltage12 V V
Operating Weight 4wd12456.2 lbs (5,650 kg)
Rear Axle Fluid Capacity1.4 gal (4 l)
Tire Size Front - 2wd / 4wd12.5 x 20


Rear Tires Size12.5 x 20


Max Speed24.3 mph (39 kph)
Max Speed - Reverse24.3 mph (39 kph)
Number of Forward Gears4
Number of Reverse Gears4
Transmission TypeHydrostatic

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39.04690 \\ -77.49030 \\ Ashburn \\ PA