Yanmar AF-17
The Yanmar AF-17 is a compact utility tractor built for small farms and properties. It has a 4-wheel drive system, which helps it work well on different types of ground. The tractor uses a 3-cylinder diesel engine made by Yanmar. This engine is liquid-cooled and has 16.8 horsepower, which is on the lower end compared to other tractors. It starts up easily with an electric starter. The AF-17 has a creeper transmission with 12 forward and 12 reverse gears. This gives the driver lots of choices for different jobs. The tractor is small, measuring 103.2 inches long, 42.1 inches wide, and 73 inches tall. It weighs 1,631 pounds, which is lighter than many other tractors. It has good ground clearance at 11.8 inches, making it easy to drive over bumpy ground. The tractor uses special farm tires, with smaller ones in front and bigger ones in back. Yanmar started making this model in 1992, so it has been around for a while and has proven to be reliable for many farmers.

Quick specs
- Category
- Utility
- Engine Power Output
- 17hp
- Operating Weight
- 1,631 lb
- Transmission
- Creeper
At a glance
How the AF-17 compares
vs. Utility medianDistribution
Engine Power (hp)
Across all Utility tractors
This model
The AF-17 ranks at the 4th percentile for engine power among recorded utility tractors.
Overview
About the Yanmar AF-17
The Yanmar AF-17 is a compact utility tractor built for small farms and properties. It has a 4-wheel drive system, which helps it work well on different types of ground. The tractor uses a 3-cylinder diesel engine made by Yanmar. This engine is liquid-cooled and has 16.8 horsepower, which is on the lower end compared to other tractors. It starts up easily with an electric starter. The AF-17 has a creeper transmission with 12 forward and 12 reverse gears. This gives the driver lots of choices for different jobs. The tractor is small, measuring 103.2 inches long, 42.1 inches wide, and 73 inches tall. It weighs 1,631 pounds, which is lighter than many other tractors. It has good ground clearance at 11.8 inches, making it easy to drive over bumpy ground. The tractor uses special farm tires, with smaller ones in front and bigger ones in back. Yanmar started making this model in 1992, so it has been around for a while and has proven to be reliable for many farmers.
Full specifications
Every recorded spec
General
| Manufacturer | Yanmar |
|---|---|
| Model | AF-17 |
| Category | Utility tractor |
| Type | 4x4 MFWD 4WD |
| Years built | 1992+ |
| Operating weight | 1,631lb |
Engine
| Make | Yanmar |
|---|---|
| Model | 3TNE74 |
| Power | 16.8hp |
| Cylinders | 3 |
| Displacement | 61.4ci |
| Bore | 2.91in |
| Stroke | 3.07in |
Transmission
| Type | Creeper |
|---|---|
| Forward gears | 12 |
| Reverse gears | 12 |
Chassis & drive
| Chassis | 4x4 MFWD 4WD |
|---|---|
| Drive | 4WD |
Dimensions
| Length | 103.2in |
|---|---|
| Width | 42.1in |
| Height | 73in |
| Operating weight | 1,631lb |
Tires
| Front | 12-Jun |
|---|---|
| Rear | 8.3-20 |
Head to head
AF-17 vs. Utility median
How the Yanmar AF-17 compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 16.8 hp | 55 hp | -69% | 4th |
| Engine Displacement | 61.4 ci | 183 ci | -66% | 7th |
| Cylinders | 3 | 4 | -25% | 23rd |
| Forward Gears | 12 | 12 | at median | 50th |
| Operating Weight | 1,631 lb | 5,303 lb | -69% | 8th |
| Length | 103 in | 137 in | -24% | 11th |
| Width | 42.1 in | 66 in | -36% | 5th |
| Height | 73 in | 94.1 in | -22% | 18th |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 3,933–5,720 models).
Compare to tractors with similar specs
Commonly compared Yanmar tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Yanmar AF-170 | 16.8 hp | 1,631 lb | 1997–2000 | Compare → |
| Yanmar FX17 | 17 hp | — | — | Compare → |
| Yanmar Ke-170H | 17 hp | 1,649 lb | — | Compare → |
| Yanmar YM1700 | 17 hp | 1,918 lb | — | Compare → |
| Yanmar YM1702 | 17 hp | 2,050 lb | 1982–1983 | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Ariens GT17 | 17 hp | 926 lb | 1979–1987 | Compare → |
| Bolens G172 | 17 hp | 1,056 lb | — | Compare → |
| Bolens G174 | 17 hp | 1,144 lb | — | Compare → |
| Bolens H1704 | 17 hp | 1,268 lb | — | Compare → |
| Allis Chalmers 616 | 16.5 hp | 1,499 lb | 1972–1973 | Compare → |
Explore
Yanmar siblings
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Gallery
Yanmar AF-17 photos





FAQ
Common questions
When was the Yanmar AF-17 in production?
The Yanmar AF-17 was introduced in 1992.
How much does the Yanmar AF-17 weigh?
The Yanmar AF-17 weighs about 1,631 lb in operating condition.
What transmission is in the Yanmar AF-17?
Transmission on the Yanmar AF-17 is Creeper, with 12 forward speeds.
What size tires does the Yanmar AF-17 use?
Factory rubber for the Yanmar AF-17 is 12-Jun front tires and 8.3-20 rear tires.
How much horsepower does the Yanmar AF-17 have?
The Yanmar AF-17 produces 16.8 hp from its 3-cylinder engine. Engine displacement is 61.4 ci.
What maintenance does the Yanmar AF-17 require?
Like any tractor, the Yanmar AF-17 needs periodic engine oil and filter changes, hydraulic fluid checks, and regular greasing and inspection. The owner's manual lists the manufacturer's recommended service intervals.



