Overview
The Komatsu WB142-5 is a backhoe loader tractor produced since 2007 featuring a 4.5L four-cylinder diesel engine and four-wheel drive. It is equipped with a four-speed transmission and a closed-center hydraulic system delivering 37 gpm of flow at 3002 psi. Notable dimensions include a 14,513-pound operating weight and a backhoe dig depth of 170 inches.
Ideal Applications
Engine Power and Torque:
The Komatsu 4D102LE-2 engine is rated at 76 net hp and 80 gross hp, producing a maximum torque of 221 lb-ft at 1300 RPM.
Excavation and Loading Geometry:
This model features a maximum backhoe dig depth of 170 inches and a dump angle measured at 45 inches.
Chassis and Capacity Specifications:
The unit is built on an 86-inch wheelbase with 15 inches of ground clearance and carries 31.7 gallons of fuel and 25.7 gallons of hydraulic fluid.
Production
| Description | Backhoe loader tractor |
|---|---|
| Manufacturer | Komatsu |
Engine
| Engine type | Komatsu 4.5L 4-cyl diesel |
|---|---|
| Air cleaner | dry with double elements |
| Compression | 18:1 |
| Coolant capacity | 14.8 qts (14.0 L) |
| Description | Komatsu 4D102LE-2 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 275 ci (4.5 L) |
| Oil capacity | 9.6 qts (9.1 L) |
| Power | 76 hp (56.7 kW) |
| Power (gross) | 80 hp (59.7 kW) |
| Rated RPM | 2200 |
| Starter | electric |
| Starter power | 4 hp (3.0 kW) |
| Starter volts | 12 |
| Torque | 221 lb-ft (299.7 Nm) |
| Torque RPM | 1300 |
| Engine (gross) | 80 hp (59.7 kW) |
Transmission
| Gears | 4 forward and reverse |
|---|---|
| Oil capacity | 19.2 qts (18.2 L) |
| Transmission type | 4-speed |
Mechanical
| Description | Differential wet disc brakes / ROPS canopy |
|---|---|
| Drive type | Four-wheel drive |
| Steering | hydrostatic power |
Capacity
| Fuel | 31.7 gal (120.0 L) |
|---|---|
| Hydraulic system | 25.7 gal (97.3 L) |
Hydraulics
| Capacity | 25.7 gal (97.3 L) |
|---|---|
| Pressure | 3002 psi (207.0 bar) |
| Total flow | 37 gpm (140.0 lpm) |
| Type | closed center |
Electrical
| Battery AH | 100 |
|---|---|
| Battery CCA | 860 |
| Battery volts | 12 |
| Charging amps | 95 |
| Charging system | alternator |
Dimensions & Tires
| Ground clearance | 15 inches (38 cm) |
|---|---|
| Height | 144 inches (transport) (365 cm) |
| Height (ROPS) | 112 inches (284 cm) |
| Length | 278 inches (706 cm) |
| Max weight | 32,243 lbs (14625 kg) |
| Operating weight | 14,513 lbs (6583 kg) |
| Wheelbase | 86 inches (218 cm) |
| Width | 86 inches (218 cm) |
| Weight | 14,513 lbs (6583 kg) |
| Wheelbase | 86 inches (218 cm) |
Backhoe & Loader
| Dig depth | 170 inches (431 cm) |
|---|---|
| Dump angle | 45 inches (114 cm) |