Komatsu WB91R-2 Backhoe Loader

Category: Backhoe Loaders (See all Backhoe Loaders for sale)

Manufacturer: Komatsu (See all Komatsu Equipment for sale)

Model: WB91R-2 (See all Komatsu WB91R-2 for sale)


Bucket Dig Force

7870.6 lbs

Dig Depth

14.8 ft

Dig Depth - Extended

18.6 ft

Load Height

8.3 ft

Load Height - Extended

11.5 ft

Reach at Load Height - Extended

21.5 ft

Reach From Swivel

18.3 ft

Reach From Swivel - Extended

21.5 ft


Ground Clearance

1.5 ft

Height to Top of Suspended Cab

9.1 ft

Transport Length

19.4 ft

Transport Width

7.7 ftWheelbase


7.2 ft





269.3 cu in

Engine Model


Gross Power

90.8 hp

Net Max Torque

228.7 lbs ft

Net Power

82.5 hp

Number of Cylinders


Power Measured @

2200 rpm

Torque Measured @

1500 rpm

Hydraulic System

Pump Flow Capacity

43.6 gpm

Pump Type

variable displacement axial piston

Relief Valve Pressure

2683.3 psi


Bucket Breakout Force

13405.4 lbs

Bucket Capacity

1.4 cu yd

Bucket Width

91.4 in

Clearance at Max Dump Height

9.1 ft

Dig Depth

4.4 in

Reach at Max Dump Height

2.5 ft

Operating Specifications

Alternator Supplied Amperage

60 amps

Cooling System Fluid Capacity

4.8 gal

Front Axle Fluid Capacity

2.2 gal

Fuel Capacity

34.4 gal

Hydraulic System Fluid Capacity

24.4 gal

Max Weight

18915.7 lbs

Oil System Fluid Capacity

2.3 gal

Operating Voltage

12 volts

Operating Weight 4wd

16534.7 lbs

Rear Axle Fluid Capacity

4.9 gal

Tire Size Front - 2wd / 4wd

12.5/80 R18- 10 PR

Transmission Fluid Capacity

4.3 gal

Turning Radius

17.9 ft


Rear Tires Size

16.9 x 28 - 10 PR


Max Speed

24.9 mph

Max Speed - Reverse

24.9 mph

Number of Forward Gears


Number of Reverse Gears


Transmission Type

full power shift, Electronic Gear Management