LS
LS U50
The LS U50 is a utility tractor in the U Series manufactured by LS. It features a 47 hp (35.0 kW) LS S4QL 2.5L 4-cylinder liquid-cooled diesel engine with Tier 3 emissions. The tractor offers 16-speed synchronized shuttle and 32-speed synchronized shuttle creeper transmissions. It has four-wheel drive, hydrostatic power steering, and optional cab or ROPS. The U50 includes a 21.1 gal (79.9 L) fuel tank, independent rear PTO with 540/750/1000 rpm options, and a hydraulic system with 2 rear and 2 front valves. Dimensions include a 76 inch (193 cm) wheelbase, 135.2 inch (343 cm) length, and weights ranging from 4303 to 4839 lbs depending on configuration. Tires are 9.5-20 front and 13.6-28 rear. Electrical system is 12 volts with negative ground.
Power47 hp
Foundedunknown
ModelU50
Technical Specifications
Detailed specifications and technical data for LS U50
Power
| Engine | 47 hp (35.0 kW) |
|---|---|
| PTO (claimed) | 41.3 hp (30.8 kW) |
Tires
| Ag rear | 13.6-28 |
|---|---|
| Ag front | 9.5-20 |
Engine
| Type | diesel |
|---|---|
| Model | LS S4QL |
| Power | 47 hp (35.0 kW) |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 4-cylinder |
| Emissions | Tier 3 |
| Fuel tank | 21.1 gal (79.9 L) |
| Rated RPM | 2600 |
| Air cleaner | dry |
| Bore/Stroke | 3.46x4.06 inches (88 x 103 mm) |
| Fuel system | indirect injection |
| Displacement | 152.9 ci (2.5 L) |
| Starter volts | 12 |
Dimensions
| Width | 65.7 inches (166 cm) |
|---|---|
| Length | 135.2 inches (343 cm) |
| Wheelbase | 76 inches (193 cm) |
| Cab Weight | 4839 lbs (2194 kg) |
| ROPS Weight | 4303 lbs (1951 kg) |
| Height (cab) | 94.6 inches (240 cm) |
| Height (ROPS) | 102.3 inches (259 cm) |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
Hydraulics
| Pump flow | 9.1 gpm (34.4 lpm) |
|---|---|
| Total flow | 13.8 gpm (52.2 lpm) |
| Rear valves | 2 |
| Front valves | 2 |
| Steering flow | 4.7 gpm (17.8 lpm) |
Mechanical
| ROPS | ROPS. Cab optional. |
|---|---|
| Drive | Four-wheel drive |
| Steering | hydrostatic power |
Production
| Type | Utility tractor |
|---|---|
| Manufacturer | LS |
Transmission
| Type | synchronized shuttle |
|---|---|
| Gears | 16 forward and reverse |
| Type creeper | synchronized shuttle creeper |
| Gears creeper | 32 forward and 16 reverse |
| Transmission options | 16-speed synchronized shuttle, 32-speed synchronized shuttle creeper |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | I |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/750/1000 |