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Komatsu WB146 Backhoe loaders tech specs

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Interior [2]
Exterior [4]
Attachments [2]
2006-2013
150.26 liter Fuel cap
406.74 Nm Max torque
66.07 kw Net power
7,300 kg Operating weight
7.44 m Overall Length
2.38 m Overall Width
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Makana rating

Market average

AED 270,000

Starting from

AED 180,000

Komatsu WB146 technical specifications

Highlight differences

Komatsu WB146-5

Komatsu WB146PS-5

Engine
Alternator supplied amperage 95 Amh
Alternator supplied amperage 95 Amh
Aspiration Turbocharged
Aspiration Turbocharged
Displacement 4,506.45 cu cm
Displacement 4,506.45 cu cm
Gross power 69.05 kw
Gross power 69.05 kw
Max torque 406.74 Nm
Max torque 406.74 Nm
Net power 66.07 kw
Net power 66.07 kw
Number of cylinders 4
Number of cylinders 4
Power measured @ 2,200 rpm
Power measured @ 2,200 rpm
Torque measured @ 1,500 rpm
Torque measured @ 1,500 rpm
Years 2006-2013
Years 2006-2013
Market Average AED 270,000
Market Average AED 270,000
Price AED 180,000
Price AED 180,000
Backhoe
Backhoe digging depth 4.45 m
Backhoe digging depth 4.45 m
Backhoe dump height 3.69 m
Backhoe dump height 3.69 m
Backhoe reach from swivel 5.76 m
Backhoe reach from swivel 5.76 m
Loader
Breakout force 5,998.31 kg
Breakout force 5,998.31 kg
Loader digging depth 13.97 cm
Loader digging depth 13.97 cm
Loader dump height 2.65 m
Loader dump height 2.65 m
Loader dump reach 0.76 m
Loader dump reach 0.76 m
General
Bucket capacity 0.99 cu m
Bucket capacity 0.99 cu m
Bucket width 235 cm
Bucket width 235 cm
Engine model S4D102LE-2
Engine model S4D102LE-2
Max speed forward 37.82 kph
Max speed forward 40.07 kph
Operating voltage 12 V
Operating voltage 12 V
Operating weight 7,300 kg
Operating weight 7,300 kg
Transmission type synchronized gearbox, powershift shuttle
Transmission type full powershift, gears
Service refill capacities
Cooling fluid cap 14 liter
Cooling fluid cap 14 liter
Front axle fluid capacity 7.19 liter
Front axle fluid capacity 7.19 liter
Fuel cap 150.26 liter
Fuel cap 150.26 liter
Hydraulic fluid cap 97.27 liter
Hydraulic fluid cap 97.27 liter
Rear axle fluid capacity 14.76 liter
Rear axle fluid capacity 14.76 liter
Transmission fluid cap 20.44 liter
Transmission fluid cap 28.01 liter
Refill capacities
Engine oil cap 9.08 liter
Engine oil cap 9.08 liter
Operating specifications
Extended backhoe digging depth 5.55 m
Extended backhoe digging depth 5.55 m
Extended backhoe dump height 4.39 m
Extended backhoe dump height 4.39 m
Extended backhoe reach from swivel 6.77 m
Extended backhoe reach from swivel 6.77 m
Tires
Front tires size (2WD) 14 x 17.5 10ply R4
Front tires size (2WD) 14 x 17.5 10ply R4
Rear tires size 19.5 x 24 10ply R4
Rear tires size 19.5 x 24 10ply R4
Dimensions
Ground clearance 0.46 m
Ground clearance 0.46 m
Height - top of cab 2.96 m
Height - top of cab 2.96 m
Overall Length 7.44 m
Overall Length 7.44 m
Overall Width 2.38 m
Overall Width 2.38 m
Turning radius 3.41 m
Turning radius 3.41 m
Wheelbase 2.19 m
Wheelbase 2.19 m
Transmission
Max speed reverse 37.82 kph
Max speed reverse 23.01 kph
Number of forward gears 4
Number of forward gears 4
Number of reverse gears 4
Number of reverse gears 3
Hydraulic system
Pump flow cap 165.03 lpm
Pump flow cap 165.03 lpm
Pump type Variable flow, axial piston
Pump type Variable flow, axial piston
Relief valve pressure 244.97 bar
Relief valve pressure 244.97 bar
Download datasheets
OEM product brochure

Komatsu WB146 similar models

Highlight differences
Komatsu WB146-5
WB146-5
Komatsu WB140-2N
WB140-2N
Komatsu WB142-5
WB142-5
Engine
Alternator supplied amperage 95 Amh
Alternator supplied amperage 80 Amh
Alternator supplied amperage 95 Amh
Aspiration Turbocharged
Aspiration Turbocharged
Aspiration Naturally aspirated
Displacement 4,506.45 cu cm
Displacement 4,401.58 cu cm
Displacement 4,506.45 cu cm
Gross power 69.05 kw
Gross power 69.35 kw
Gross power 60.03 kw
Max torque 406.74 Nm
Max torque 348.03 Nm
Max torque 299.63 Nm
Net power 66.07 kw
Net power 64.88 kw
Net power 57.05 kw
Number of cylinders 4
Number of cylinders 4
Number of cylinders 4
Power measured @ 2,200 rpm
Power measured @ 2,200 rpm
Power measured @ 2,200 rpm
Torque measured @ 1,500 rpm
Torque measured @ 1,400 rpm
Torque measured @ 1,300 rpm
Bore -
Bore 10.67 cm
Bore -
Engine make -
Engine make Komatsu
Engine make -
Stroke -
Stroke 12.7 cm
Stroke -
Years 2006-2013
Years 1999-2006
Years 2007-2014
Market Average AED 270,000
Market Average AED 250,000
Market Average AED 260,000
Price AED 180,000
Price AED 160,000
Price AED 170,000
Backhoe
Backhoe digging depth 4.45 m
Backhoe digging depth 4.45 m
Backhoe digging depth 4.33 m
Backhoe dump height 3.69 m
Backhoe dump height 2.87 m
Backhoe dump height 3.63 m
Backhoe reach from swivel 5.76 m
Backhoe reach from swivel -
Backhoe reach from swivel 5.61 m
Loader
Breakout force 5,998.31 kg
Breakout force 5,801.45 kg
Breakout force 5,148.73 kg
Loader digging depth 13.97 cm
Loader digging depth 9.14 cm
Loader digging depth 10.16 cm
Loader dump height 2.65 m
Loader dump height 2.74 m
Loader dump height 2.62 m
Loader dump reach 0.76 m
Loader dump reach 2.87 m
Loader dump reach 0.91 m
General
Bucket capacity 0.99 cu m
Bucket capacity 0.99 cu m
Bucket capacity 0.84 cu m
Bucket width 235 cm
Bucket width 235 cm
Bucket width 218 cm
Engine model S4D102LE-2
Engine model S4D106-2XFH
Engine model 4D102LE-2
Max speed forward 37.82 kph
Max speed forward 37.82 kph
Max speed forward 37.01 kph
Operating voltage 12 V
Operating voltage 12 V
Operating voltage 12 V
Operating weight 7,300 kg
Operating weight 8,949 kg
Operating weight 6,585 kg
Transmission type synchronized gearbox, powershift shuttle
Transmission type -
Transmission type synchronized gearbox, powershift shuttle
Service refill capacities
Cooling fluid cap 14 liter
Cooling fluid cap 14 liter
Cooling fluid cap 14 liter
Front axle fluid capacity 7.19 liter
Front axle fluid capacity 8.71 liter
Front axle fluid capacity 7.19 liter
Fuel cap 150.26 liter
Fuel cap -
Fuel cap 120.36 liter
Hydraulic fluid cap 97.27 liter
Hydraulic fluid cap 92.35 liter
Hydraulic fluid cap 97.27 liter
Rear axle fluid capacity 14.76 liter
Rear axle fluid capacity 17.79 liter
Rear axle fluid capacity 14.76 liter
Transmission fluid cap 20.44 liter
Transmission fluid cap -
Transmission fluid cap 18.17 liter
Refill capacities
Engine oil cap 9.08 liter
Engine oil cap 7.95 liter
Engine oil cap 9.08 liter
Operating specifications
Extended backhoe digging depth 5.55 m
Extended backhoe digging depth 5.61 m
Extended backhoe digging depth -
Extended backhoe dump height 4.39 m
Extended backhoe dump height -
Extended backhoe dump height -
Extended backhoe reach from swivel 6.77 m
Extended backhoe reach from swivel -
Extended backhoe reach from swivel -
Dump angle -
Dump angle 45 º
Dump angle -
Extended backhoe dump reach -
Extended backhoe dump reach 3.81 m
Extended backhoe dump reach -
Tires
Front tires size (2WD) 14 x 17.5 10ply R4
Front tires size (2WD) -
Front tires size (2WD) -
Rear tires size 19.5 x 24 10ply R4
Rear tires size -
Rear tires size -
Dimensions
Ground clearance 0.46 m
Ground clearance 0.34 m
Ground clearance 0.4 m
Height - top of cab 2.96 m
Height - top of cab 2.77 m
Height - top of cab 2.83 m
Overall Length 7.44 m
Overall Length 7.32 m
Overall Length 7.07 m
Overall Width 2.38 m
Overall Width 2.38 m
Overall Width 2.19 m
Turning radius 3.41 m
Turning radius 4.33 m
Turning radius 3.63 m
Wheelbase 2.19 m
Wheelbase 2.19 m
Wheelbase 2.19 m
Front tread range -
Front tread range 189.23 cm
Front tread range -
Rear tread range -
Rear tread range 180.09 cm
Rear tread range -
Transmission
Max speed reverse 37.82 kph
Max speed reverse 37.82 kph
Max speed reverse 37.01 kph
Number of forward gears 4
Number of forward gears 4
Number of forward gears 4
Number of reverse gears 4
Number of reverse gears 4
Number of reverse gears 4
Hydraulic system
Pump flow cap 165.03 lpm
Pump flow cap 165.03 lpm
Pump flow cap 140.05 lpm
Pump type Variable flow, axial piston
Pump type Closed center, load sensing
Pump type Tandem fixed displacement pumps
Relief valve pressure 244.97 bar
Relief valve pressure 206.84 bar
Relief valve pressure 206.98 bar
Attachments
Bucket digging force -
Bucket digging force 4,002.96 kg
Bucket digging force -

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build datetime: 3/9/2026, 7:55:59 AM