Overview
The Stihl S 20 is a 20 hp farm tractor powered by a 1.0L 2-cylinder air-cooled MWM diesel engine. Produced between 1960 and 1961, this compact 2WD machine features a 6-speed Hurth unsynchronized transmission and an independent rear 540 PTO.
Ideal Applications
Small-Scale Farming:
The 20 hp diesel engine and 2,162 lb weight make this tractor suitable for light-duty farm tasks requiring a maneuverable open operator station.
Row Crop Maintenance:
With an adjustable rear tread ranging from 49.2 to 59.1 inches and a width of 57.9 inches, the S 20 can be configured for various row spacings.
PTO-Driven Attachments:
An independent rear 540 PTO allows for the operation of implements while maintaining control over the 6-speed gear transmission.
Production
| Manufacturer | Stihl |
|---|
Engine
| Engine type | MWM 1.0L 2-cyl diesel |
|---|---|
| Fuel tank | 5.8 gal (22.0 L) |
| Description | MWM AKD 10Z / diesel / 2-cylinder / air-cooled |
| Displacement | 61.33 ci (1.0 L) |
| Oil capacity | 3.7 qts (3.5 L) |
| Power | 20 hp (14.9 kW) |
| Rated RPM | 3000 |
| Starter volts | 12 |
Transmission
| Clutch | single dry plate |
|---|---|
| Gears | 6 forward and 1 reverse |
| Oil capacity | 10 qts (9.5 L) |
| Transmission | Hurth 819 |
| Transmission type | 6-speed unsynchronized gear |
| Type | unsynchronized gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Band brakes |
| Drive type | Two-wheel drive |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 |
Dimensions & Tires
| Height | 63 inches (160 cm) |
|---|---|
| Rear tread | 49.2 to 59.1 inches (124 to 150 cm) |
| Weight | 2,162 lbs (980 kg) |
| Width | 57.9 inches (147 cm) |
| Front tire | 4.50-16 |
| Rear tire | 7.00-30 |
| Weight | 2,162 lbs (980 kg) |
| Optional tires (ag) | Front: 4.50-16. Rear: 8.00-28 |
| Standard tires (ag) | Front: 4.50-16. Rear: 7.00-30 |