Overview
The Yanmar AF-18 is a four-wheel drive compact utility tractor equipped with a 1.0L three-cylinder diesel engine rated at 17.8 hp at 2500 RPM. The machine features a two-post ROPS, an 8 or 12-speed creeper transmission, and a rear 540 PTO system. Its physical footprint measures 103.2 inches in length and 43.3 inches in width, with a total weight of 1653 lbs.
Ideal Applications
Engine and Power Output:
The tractor utilizes a liquid-cooled Yanmar 3TNE74 diesel engine with a 61.4 cubic inch displacement, delivering 17.8 hp at a rated speed of 2500 RPM.
Transmission and Drive Configuration:
This model features a four-wheel drive system paired with a creeper-capable transmission offering 8 or 12 forward and reverse gear options.
Dimensions and Clearance:
The chassis is built with a 53.2-inch wheelbase and 13-inch ground clearance, utilizing 6.00-12 front and 8.3-22 rear agricultural tires.
Production
| Description | Compact Utility tractor |
|---|---|
| Manufacturer | Yanmar |
Engine
| Engine type | Yanmar 1.0L 3-cyl diesel |
|---|---|
| Fuel tank | 5.3 gal (20.1 L) |
| Bore/Stroke | 2.91x3.07 inches (74 x 78 mm) |
| Description | Yanmar 3TNE74 / diesel / 3-cylinder / liquid-cooled |
| Displacement | 61.4 ci (1.0 L) |
| Power | 17.8 hp (13.3 kW) |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
Transmission
| Gears | 8 forward and reverse / 12 forward and reverse |
|---|---|
| Type | creeper |
| Transmission type | 8-speed / 12-speed creeper |
| Transmission type | 8-speed / 12-speed creeper |
Mechanical
| Description | Two-post ROPS. |
|---|---|
| Drive type | Four-wheel drive |
PTO
| Engine RPM | 558@2500 |
|---|---|
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery AH | 45 |
|---|---|
| Battery volts | 12 |
| Ground | negative |
Dimensions & Tires
| Front tread | 33.5 inches (85 cm) |
|---|---|
| Ground clearance | 13 inches (33 cm) |
| Height | 74.2 inches (188 cm) |
| Length | 103.2 inches (262 cm) |
| Rear tread | 33.9 inches (86 cm) |
| Weight | 1653 lbs (749 kg) |
| Wheelbase | 53.2 inches (135 cm) |
| Width | 43.3 inches (109 cm) |
| Front tire | 6.00-12 |
| Rear tire | 8.3-22 |
| Weight | 1653 lbs (749 kg) |
| Wheelbase | 53.2 inches (135 cm) |
| Standard tires (ag) | Front: 6.00-12. Rear: 8.3-22 |