Overview
The Komatsu WB70A-1 Loader Backhoe is a backhoe loader listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 71 hp, capacity of 0.9 yd³, fuel capacity of 18.5 gal and hydraulic capacity of 17.2 gal. This model can be reviewed for equipment comparison, jobsite planning, fleet research, and specification-based machine selection. Use the full specifications table to compare the Komatsu WB70A-1 Loader Backhoe against similar backhoe loader models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
70.80
hp
Dig Depth - Std
12.06
ft
Bucket Capacity
0.92
yd3
Full Specifications
46 specs
Dimensions
Bucket Breakout Force
9,694 lb / 4,397 kg
Bucket Dig Force - Std
9,259 lb / 4,200 kg
Bucket Width
72.84 in / 1,850 mm
Clearance At Max Dump Height
8.14 ft / 2.48 m
Dig Depth
4.34 ft / 1.32 m
Dig Depth - Ext
14.41 ft / 4.39 m
Dig Depth - Std
12.06 ft / 3.68 m
Ground Clearance
1.45 ft / 0.44 m
Height To Top Of Suspended Cab
8.73 ft / 2.66 m
Lift Capacity At Full Height
4,651.76 in / 118,155 mm
Load Height - Ext
11.85 ft / 3.61 m
Load Height - Std
10.18 ft / 3.10 m
Reach At Load Height - Ext
5.09 ft / 1.55 m
Reach At Load Height - Std
3.60 ft / 1.10 m
Reach At Max Dump Height
2.86 ft / 0.87 m
Reach From Swivel - Ext
17.45 ft / 5.32 m
Reach From Swivel - Std
15.31 ft / 4.67 m
Transport Height
10.15 ft / 3.09 m
Transport Width
6.07 ft / 1.85 m
Wheelbase
7.06 ft / 2.15 m
Engine
12.5 x 20
2
Alternator Supplied Amperage
60 A
Bucket Capacity
0.92 yd³ / 0.70 m³
Cooling System Fluid Capacity
4 gal / 15.1 L
Displacement
203 cu in / 3.3 L
Engine Make
2238
Engine Model
4D98E-1FA
Front Axle Fluid Capacity
1.10 gal / 4.2 L
Fuel Capacity
18.50 gal / 70.0 L
Hydraulic System Fluid Capacity
17.20 gal / 65.1 L
Max Speed - Forward
24.30 mph / 39.1 km/h
Max Speed Reverse
24.30 mph / 39.1 km/h
Max Weight
14,110 lb / 6,400 kg
Net Max Torque
185 lb-ft / 251 Nm
Net Power
71 hp / 52.8 kW
Number of Cylinders
4
Number of Forward Gears
4
Number of Reverse Gears
4
Oil System Fluid Capacity
2.70 gal / 10.2 L
Operating Voltage
12 V
Operating Weight 4wd
12,456 lb / 5,650 kg
Power Measured @
2,500 rpm
Rear Axle Fluid Capacity
1.40 gal / 5.3 L
Relief Valve Pressure
2,901 psi / 200.0 bar
Torque Measured @
1,200 rpm
Hydraulics
Pump Flow Capacity
30.70 gal/min / 116.2 L/min
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Frequently Asked Questions
How powerful is the Komatsu WB70A-1 Loader Backhoe engine? +
The Komatsu WB70A-1 Loader Backhoe produces 71 hp (52.8 kW) of engine power. This output is typical for its weight class and designed to handle demanding Backhoe Loader work cycles efficiently.
How does the Komatsu WB70A-1 Loader Backhoe compare to similar Backhoe Loader models? +
You can compare the Komatsu WB70A-1 Loader Backhoe side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.