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Engine:
Yanmar Standard
Power:
18 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1980 - 1986
| Overview | |
|---|---|
| Summary | x1980 - 1986 Compact Utility tractor |
| Production | |
|---|---|
| Manufacturer | Yanmar |
| Summary | Compact Utility tractor / Original price was $7,400 in 1986 |
| Variants | |
|---|---|
| YM186 | 2WD |
| YM186D | 4WD |
| Mechanical | |
|---|---|
| Summary | Two- or four-wheel drive |
| Differential lock | mechanical rear |
| Steering | manual |
| power Opt Optional | |
| Summary | Mechanical dry shoe brakes / Open operator station. ROPS optional. |
| Capacity | |
|---|---|
| Fuel | 4.2 gal 15.9 L |
| Hydraulic system | 2.1 gal 7.9 L |
| Hydraulics | |
|---|---|
| Type | open center |
| Capacity | 2.1 gal 7.9 L |
| Pressure | 1991 psi 137.3 bar |
| Total flow | 4.8 gpm 18.2 lpm |
| Tractor hitch | |
|---|---|
| Rear Type | I |
| Rear lift (at ends) | 661 lbs 299 kg |
| Rear lift (at 24"/610mm) | 529 lbs 239 kg |
| Electrical | |
|---|---|
| Ground | negative |
| Charging system | alternator |
| Charging amps | 15 |
| Battery volts | 12 |
| Battery AH | 45 |
| References | |
|---|---|
| Summary | / YFL Series Loaders published in 1987, by Yanmar / Sales Promotion Manual published in 1979, by Yanmar * / YM186 - YM186D published by Yanmar / YM186 / YM186D published in 1983, by Yanmar / Operation Manual Model YM186 - YM186D (41812011080) published in 1980 / *Publication contains known errors. |
| Engine Detail | |
|---|---|
| Summary | Yanmar 3T72HA / diesel / 3-cylinder / liquid-cooled |
| Displacement | 53.5 ci 0.9 L |
| Bore/Stroke | 2.83x2.83 inches 72 x 72 mm |
| Power (gross) | 18 hp 13.4 kW |
| Pre-heating | thermostart |
| Compression | 23:1 |
| Rated RPM | 2600 |
| Firing order | 1-3-2 |
| Starter volts | 12 |
| Oil capacity | 3.4 qts 3.2 L |
| Coolant capacity | 4.4 qts 4.2 L |
| Intake valve clearance | 0.008 inches 0.203 mm |
| Exhaust valve clearance | 0.008 inches 0.203 mm |
| Transmission | |
|---|---|
| Type | three-speed power shift |
| Gears | 9 forward and 3 reverse |
| Oil capacity | 8.4 qts 7.9 L |
| Summary | Three speeds, plus reverse, with three ranges. |
| Yanmar YM186 Tires | |
|---|---|
| 2WD Ag front | 5.00-12 |
| 4WD Ag front | 6-12 |
| Ag rear | 9.5-16 |
| Dimensions | |
|---|---|
| Length | 98.3 inches 249 cm |
| Width | 42.9 inches 108 cm |
| Height (steering wheel) | 53.1 inches 134 cm |
| Height (exhaust) | 50.0 inches 127 cm |
| 2WD Shipping weight | 1433 lbs 650 kg |
| 4WD Shipping weight | 1539 lbs 698 kg |
| Ground clearance | 10.4 inches 26 cm |
| Attachment overview | |
|---|---|
| Summary | 60" mid-mount mower deck / Front-end loader |
| 60" Mower deck | |
|---|---|
| Type | mid-mount Yanmar YQM-60A |
| 3-blade with hydraulic power lift | |
| Cutting width | 60 inches 152 cm |
Last Database Update: 8/7/2025