Yanmar lawn tractors
Yanmar YM142
The Yanmar YM142 is a garden tractor produced from 1983 to 1987 by Yanmar. It features a 14 hp liquid-cooled 2-cylinder diesel engine with a displacement of 635 cc. The tractor has a 6-speed gear transmission with 6 forward and 3 reverse gears. It is equipped with two-wheel drive, manual steering, and mechanical drum brakes. The YM142 has a wheelbase of 51.5 inches and weighs 842 lbs. It supports a 48" or 60" mid-mount mower deck and has an open operator station. The tractor includes an open center hydraulic system and electric clutch PTO with both front and rear PTO options.
Power-
Founded-
ModelYM142
Technical Specifications
Detailed specifications and technical data for Yanmar YM142
Tires
| Rear tire | 23x10.50-12 |
|---|---|
| Front tire | 16x6.50-8 |
Engine
| Type | diesel |
|---|---|
| Model | Yanmar 2T75U-N |
| Power | 14 hp (10.4 kW) |
| Cooling | liquid-cooled |
| Idle RPM | 1300-2825 |
| Cylinders | 2-cylinder |
| Fuel tank | 2.6 gal (9.8 L) |
| Rated RPM | 2600 |
| Air cleaner | dry |
| Bore/Stroke | 2.95x2.84 inches (75 x 72 mm) |
| Displacement | 635 cc (38.8 ci) |
| Oil capacity | 2.1 qts (2.0 L) |
| Starter volts | 12 |
| Coolant capacity | 3.7 qts (3.5 L) |
| Oil change interval | 100 h |
Dimensions
| Width | 39.9 inches (101 cm) |
|---|---|
| Length | 75.5 inches (191 cm) |
| Wheelbase | 51.5 inches (130 cm) |
| Shipping weight | 842 lbs (381 kg) |
| Ground clearance | 6.6 inches (16 cm) |
| Height (steering wheel) | 44.8 inches (113 cm) |
Electrical
| Ground | negative |
|---|---|
| Battery AH | 47 |
| Battery volts | 12 |
| Charging amps | 15 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Pressure | 853 psi (58.8 bar) |
| Pump flow | 2 gpm (7.6 lpm) |
Production
| Category | Garden tractor |
|---|---|
| Years made | 1983 - 1987 |
| Original price | $5,200 in 1983 |
Attachments
| Note | Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. |
|---|---|
| 48" mid-mount mower deck | 48 inches (121 cm) |
| 60" mid-mount mower deck | 60 inches (152 cm) |
Transmission
| Type | gear |
|---|---|
| Gears | 6 forward and 3 reverse |
| Notes | Two gears, plus reverse, in three ranges. |
| Oil type | JDM303 |
| Oil capacity | 6.2 qts (5.9 L) |
| Oil change interval | 300 h |
Tractor hitch
| Rear Type | 0 |
|---|---|
| Rear lift (at ends) | 375 lbs (170 kg) |
| Rear lift (at 24"/610mm) | 276 lbs (125 kg) |
Steering and brakes
| Drive | Two-wheel drive |
|---|---|
| Brakes | Mechanical drum brakes |
| Steering | Manual steering |
| Operator station | Open operator station |
Power Take-off (PTO)
| Clutch | electric |
|---|---|
| Rear PTO | transmission |
| Front PTO | independent |
| Rear PTO Type | 2000 |