Overview
The LS MT122 is a 4WD sub-compact utility tractor produced from 2016 to the present, featuring a 21.5 hp Yanmar 1.1L 3-cylinder diesel engine. It is equipped with a 2-range hydrostatic transmission, independent mid and rear PTOs, and a Category I rear hitch with a 970-pound lift capacity at the ends.
Ideal Applications
Engine and Power Output:
The Tier IV Yanmar engine delivers a gross 21.5 hp and 15 hp at the PTO, operating at a rated 3000 RPM with indirect fuel injection.
Transmission and Drive Configuration:
The mechanical layout includes a four-wheel drive system managed by a hydrostatic transmission providing infinite forward and reverse gears across two ranges.
Hydraulic and Hitch Capacity:
A total hydraulic flow of 6.7 gpm supports the Category I hitch, which is rated for a lift capacity of 728 lbs at 24 inches behind the lift points.
Production
| Description | Sub-Compact Utility tractor |
|---|---|
| Manufacturer | LS |
Engine
| Engine type | Yanmar 1.1L 3-cyl diesel |
|---|---|
| Fuel tank | 6.6 gal (25.0 L) |
| Bore/Stroke | 3.00x3.00 inches (76 x 76 mm) |
| Description | Yanmar 3TNV76F / diesel / 3-cylinder / liquid-cooled |
| Displacement | 68.1 ci (1.1 L) |
| Emissions | Tier IV |
| Fuel system | indirect injection |
| Power (gross) | 21.5 hp (16.0 kW) |
| Rated RPM | 3000 |
| Starter | electric |
| Starter volts | 12 |
| Engine (gross) | 21.5 hp (16.0 kW) |
| PTO (claimed) | 15 hp (11.2 kW) |
Transmission
| Description | hydrostatic |
|---|---|
| Gears | infinite forward and reverse (2-range) |
| Type | hydrostatic |
Mechanical
| Description | Power steering / Wet disc brakes / Two-post folding ROPS. |
|---|---|
| Drive type | Four-wheel drive |
Hydraulics
| Pump flow | 4.6 gpm (17.4 lpm) |
|---|---|
| Steering flow | 2.1 gpm (7.9 lpm) |
| Total flow | 6.7 gpm (25.4 lpm) |
Hitch
| Control | position control |
|---|---|
| Rear lift (at 24"/610mm) | 728 lbs (330 kg) |
| Rear lift (at ends) | 970 lbs (439 kg) |
| Rear Type | I |
PTO
| Mid PTO | independent |
|---|---|
| Mid PTO Type | 2500 |
| Rear PTO | independent |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 40 |
| Charging system | alternator |
| Charging volts | 12 |
| Ground | negative |
Dimensions & Tires
| Height (ROPS) | 87 inches (220 cm) |
|---|---|
| Length | 97 inches (246 cm) |
| Weight | 1433 lbs (650 kg) |
| Wheelbase | 56 inches (142 cm) |
| Width | 47 inches (119 cm) |
| Weight | 1433 lbs (650 kg) |
| Wheelbase | 56 inches (142 cm) |
| Industrial front | 18x8.5-10 |
| Industrial rear | 26x12.0-12 |
| Lawn/turf front | 18x8.5-10 |
| Lawn/turf rear | 26x12.0-12 |
LS MT122 attachments
| Description | 60" mid-mount mower deck / front-end loader / backhoe |
|---|
References
| Description | MT1 Series published in 2016, by LS |
|---|