Yanmar AF118
The Yanmar AF118 is a compact 4WD tractor made from 2002 to 2005. It has a powerful 18 hp diesel engine with three cylinders. This engine is liquid-cooled and naturally aspirated, which means it doesn't use a turbocharger. The tractor has a manual transmission with 8 forward and 8 reverse gears, giving the driver good control over speed and power. This tractor is built for farm work, with agricultural tires on both the front and back. It's small but strong, measuring 103.5 inches long, 40.6 inches wide, and 74.4 inches tall. The AF118 weighs 1466 pounds, making it sturdy enough for tough jobs but not too heavy. It has power steering to make turning easier, and an electric starter for quick and easy engine starts. The front tires are 6.00-12 in size, while the rear tires are larger at 8.30-20, providing good traction in the field.

Quick specs
- Category
- Sub-Compact
- Engine Power Output
- 18hp
- Operating Weight
- 1,466 lb
- Transmission
- Manual
At a glance
How the AF118 compares
vs. Sub-Compact medianDistribution
Engine Power (hp)
Across all Sub-Compact tractors
This model
The AF118 ranks at the 18th percentile for engine power among recorded sub-compact tractors.
Overview
About the Yanmar AF118
The Yanmar AF118 is a compact 4WD tractor made from 2002 to 2005. It has a powerful 18 hp diesel engine with three cylinders. This engine is liquid-cooled and naturally aspirated, which means it doesn't use a turbocharger. The tractor has a manual transmission with 8 forward and 8 reverse gears, giving the driver good control over speed and power. This tractor is built for farm work, with agricultural tires on both the front and back. It's small but strong, measuring 103.5 inches long, 40.6 inches wide, and 74.4 inches tall. The AF118 weighs 1466 pounds, making it sturdy enough for tough jobs but not too heavy. It has power steering to make turning easier, and an electric starter for quick and easy engine starts. The front tires are 6.00-12 in size, while the rear tires are larger at 8.30-20, providing good traction in the field.
Full specifications
Every recorded spec
General
| Manufacturer | Yanmar |
|---|---|
| Model | AF118 |
| Category | Sub-Compact tractor |
| Type | 4x4 MFWD 4WD |
| Years built | 2002–2005 |
| Operating weight | 1,466lb |
Engine
| Make | Yanmar |
|---|---|
| Model | 3TNE74 |
| Power | 18hp |
| Cylinders | 3 |
| Displacement | 61.4ci |
Transmission
| Type | Manual |
|---|---|
| Forward gears | 8 |
| Reverse gears | 8 |
Chassis & drive
| Chassis | 4x4 MFWD 4WD |
|---|---|
| Drive | 4WD |
| Steering | Power |
Dimensions
| Length | 103.5in |
|---|---|
| Width | 40.6in |
| Height | 74.4in |
| Operating weight | 1,466lb |
Head to head
AF118 vs. Sub-Compact median
How the Yanmar AF118 compares to other Sub-Compact tractors
| Spec | This model | Sub-Compact median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 18 hp | 26.9 hp | -33% | 18th |
| Engine Displacement | 61.4 ci | 91.4 ci | -33% | 24th |
| Cylinders | 3 | 3 | at median | 50th |
| Forward Gears | 8 | 9 | -11% | 40th |
| Operating Weight | 1,466 lb | 2,700 lb | -46% | 21st |
| Length | 104 in | 113 in | -9% | 34th |
| Width | 40.6 in | 50.7 in | -20% | 12th |
| Height | 74.4 in | 78.4 in | -5% | 40th |
Medians and percentiles are computed from the sub-compact tractors in our database with a recorded value for each spec (sample sizes 584–816 models).
Compare to tractors with similar specs
Commonly compared Yanmar tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Yanmar AC-18 | 18 hp | 1,422 lb | 2002–2007 | Compare → |
| Yanmar F180D | 18 hp | — | — | Compare → |
| Yanmar YM180 | 18 hp | 1,436 lb | — | Compare → |
| Yanmar YM1820 | 18 hp | 2,314 lb | 1982–1983 | Compare → |
| Yanmar F175 | 17 hp | — | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Allis Chalmers 5015 | 18 hp | 1,278 lb | 1982–1985 | Compare → |
| Allis Chalmers WC (1938-1948) | 18 hp | 3,792 lb | 1938–1948 | Compare → |
| Bolens 1886 | 18 hp | — | 1971–1972 | Compare → |
| CaseIH 235 | 18 hp | 1,350 lb | — | Compare → |
| CaseIH Farmall DX18E | 18 hp | 1,314 lb | — | Compare → |
Explore
Yanmar siblings
Explore
Similar-spec models
Gallery
Yanmar AF118 photos




FAQ
Common questions
What years was the Yanmar AF118 manufactured?
Production of the Yanmar AF118 ran from 2002 through 2005.
What type of transmission does the Yanmar AF118 have?
The Yanmar AF118 uses a Manual transmission offering 8 forward gears.
How powerful is the Yanmar AF118?
The Yanmar AF118 has an engine power output of 18 hp. It is powered by a 3-cylinder engine displacing 61.4 ci.
What is the working weight of the Yanmar AF118?
The operating weight of the Yanmar AF118 is approximately 1,466 lb.
What routine service does the Yanmar AF118 need?
Regular maintenance for the Yanmar AF118 includes checking and changing engine oil, hydraulic fluid, and filters, plus routine inspections as recommended in the owner's manual. Always follow the manufacturer's maintenance schedule for specific intervals and procedures.

