Yanmar YM173 Specs, Price and Review (2026)
Lawn · 12.8 HP · Best for versatility and small farms
Power
12.8 HP (10 kW)
Fuel
Diesel
Transmission
Manual
PTO
11 HP @ 540 rpm
Weight
610 kg (1 t)
New price (est.)
$2,212 – $3,318
Est. used price
$664 – $2,157
Overview
The Yanmar YM173 is a 12.8 HP lawn and garden tractor built for mowing, property maintenance, and light attachments. The Yanmar tractor lineup is known for durability, and the YM173 is no exception. This page provides detailed Yanmar YM173 specifications — engine, transmission, PTO, hydraulics, weight, and dimensions — sourced from manufacturer technical data. Whether you need a YM173 review for a purchase decision or a trade-in comparison, this page covers performance analysis and suitability scoring. For Yanmar YM173 price guidance, we provide new price estimates and used market ranges so you can budget accurately before contacting a dealer. Compare the Yanmar YM173 with similar tractors using the links below, or use our TractorFit™ analysis to see how it scores for your specific operation.
TractorFit™ Analysis
Overall score
Based on specs and use-case fit for Yanmar YM173.
This model sits in the sub-25 HP band aimed at residential and small commercial use. Manual transmission keeps ownership costs down and is well understood for maintenance. Lawn and garden use focuses on maneuverability, attachment compatibility, and operator comfort. PTO specs determine compatibility with mowers, balers, and other powered attachments. Key specs include 12.8 HP, 11 HP PTO, 1 t operating weight, estimated used range $664–$2,157, and overall suitability 54/100.
Higher = simpler
Pros
- ✓Simple maintenance; mechanical transmission with lower repair costs.
- ✓High versatility: PTO and hydraulic options for multiple implements.
- ✓Strong value for money relative to power and features.
- ✓Adequate power for light duties and use in tight spaces.
- ✓Reliable manual transmission with low maintenance cost.
Cons
- •Limited power for large-scale work or heavy equipment.
- •Limited capacity for intensive loader work.
- •Modest power-to-weight ratio; less agility in traction and on slopes.
- •Basic hydraulic system; limited for demanding implements.
Yanmar YM173 receives an overall suitability score of 54/100 from the TractorSuitability™ Engine. mixed use with multiple PTO and hydraulic implements, tight spaces and transport on smaller trailers. The suitability sub-scores allow an objective comparison of performance across farm sizes and use types. Loader work rates 10/100; fuel efficiency index is 67/100. Maintenance is classified as Low: Mechanical transmission and straightforward engine design; lower repair costs and easier DIY or general dealer servicing. Operating cost tier is Low: Good fuel efficiency, strong value tier, and low maintenance complexity keep operating costs down. Versatility (71/100) reflects PTO and hydraulic options; cost tier (99/100) reflects value for money. It stands out in: value. It has relative limitations in: large farm, loader. Overall, it offers a specialized profile for its class. The TractorSuitability™ Engine uses manufacturer technical data only to compute these indices in an objective, reproducible way. We recommend comparing these scores with your specific acreage, crop type, and implement needs before deciding.
Real-world performance & ownership
Highlights
- Compact engine output suits mowing and light loader use.
- Manual transmission keeps design simple and ownership costs lower.
- Operating weight around 1 t aids maneuverability and transport.
- Rated PTO output of 11 HP supports mowers, hay tools, and other driven implements.
- Versatility index supports a wide range of tasks and attachments.
- Estimated used price range: $664–$2,157 USD.
- Lawn and garden focus favors mowing and property maintenance.
Trade-offs
- Maintenance complexity is rated on the higher side; factor in service access and parts availability.
- Loader and front attachment suitability is limited by design; best for lighter loader duties.
Best for
- Residential mowing
- Small property upkeep
- Light towing
- Mixed tasks and attachment use
Not ideal for
- Heavy, continuous loader work
- Low-maintenance-first buyers
- Large-acreage row-crop or heavy tillage
Yanmar YM173 — Pros and Cons
Pros
- Compact engine output suits mowing and light loader use.
- Manual transmission keeps design simple and ownership costs lower.
- Operating weight around 1 t aids maneuverability and transport.
- Rated PTO output of 11 HP supports mowers, hay tools, and other driven implements.
- Versatility index supports a wide range of tasks and attachments.
- Estimated used price range: $664–$2,157 USD.
- Lawn and garden focus favors mowing and property maintenance.
Cons
- Maintenance complexity is rated on the higher side; factor in service access and parts availability.
- Loader and front attachment suitability is limited by design; best for lighter loader duties.
Used market insights
Estimated used price
$664 – $2,157 USD
High confidence
Estimate only. Actual prices vary by condition, hours, and region.
Buyer checklist
- Verify mower deck or attachment compatibility and condition.
- Check for oil leaks and transmission operation; HST repairs are costly.
- Confirm tire condition and that the machine fits your storage and access.
For used Yanmar YM173, check hours and blade deck condition. Verify PTO and transmission operation, and that attachments match.
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Technical Specifications
What this means: Smaller engines favor residential use; check oil capacity and service intervals for your usage.
Engine
- Maximum Power (Gross)
- 12.8 HP (10 kW)
- Fuel Type
- Diesel
- Cooling
- Liquid
Documentation & Resources
Compare with similar models
Better Alternatives
Frequently asked questions
What type of transmission does the Yanmar YM173 have?
The Yanmar YM173 uses a manual transmission.
What should I check when buying a used Yanmar YM173?
Verify hours, condition, service history, PTO operation, hydraulics, and tire wear. Confirm weight and dimensions if you need to transport or match implements.
What fuel does the Yanmar YM173 use?
The Yanmar YM173 uses diesel fuel.
What is the weight of the Yanmar YM173?
Operating weight is approximately 610 kg (1 tons).
Where can I find used Yanmar YM173 listings?
This page links to international marketplaces where you can search for used Yanmar YM173 tractors; listings are provided by third parties.
How much does a used Yanmar YM173 cost?
Used Yanmar YM173 tractors are often listed in the range of $664–$2,157 USD (high confidence). Actual prices depend on hours, condition, and region.
Does the Yanmar YM173 have a PTO?
Yes. The Yanmar YM173 has a rear PTO rated at 11 HP at 540 rpm.
Yanmar YM173: Complete Tractor Specifications and Technical Data
Overview
The Yanmar YM173 is a lawn tractor from Yanmar designed for landscaping and property maintenance. This comprehensive tractor specifications guide provides complete technical data, engine specifications, transmission details, dimensions, and hydraulic system capabilities. This lawn tractor features a 12.8 HP diesel engine with manual transmission, delivering reliable performance. Our tractor database provides detailed specifications and technical data for the Yanmar YM173, making it easy to compare with other models in the Yanmar lineup or across different brands.
Engine Specifications
The Yanmar YM173 is powered by a diesel engine that delivers 12.8 HP for property maintenance. Tractor horsepower is a critical specification that determines the machine's ability to handle various implements. The engine specifications demonstrate Yanmar's engineering expertise in creating efficient powerplants.
- Maximum Power: 12.8 HP (10 kW)
- Fuel Type: Diesel
- Cooling System: Liquid-cooled
Transmission Specifications
The Yanmar YM173 features a manual transmission system. Transmission type affects power delivery and operational efficiency. Different transmission types offer various advantages for different operating conditions and implement requirements.
Dimensions and Weight
Understanding tractor dimensions and weight is essential for storage, transport, and operational compatibility. The Yanmar YM173's specifications help determine if the tractor fits your operational requirements.
- Wheelbase: 1250 mm (49.2 in)
- Weight: 610 kg (1345 lbs)
Power Take-Off (PTO)
The PTO system allows the tractor to transfer engine power to driven implements. PTO specifications, including horsepower and speed ratings, are essential when selecting implements.
- PTO Speed: 540 rpm
- PTO Power: 11 HP (8 kW)
Performance and Applications
The Yanmar YM173 delivers 12.8 HP performance for landscaping and property maintenance tasks. Tractor performance metrics, including power output, hydraulic capabilities, and dimensions, determine the machine's suitability for various tasks. When evaluating tractor performance, consider your specific application requirements, operating conditions, and implement needs to ensure the Yanmar YM173 matches your operational demands.
Technical Data Summary
This guide provides complete technical data and detailed specifications for the Yanmar YM173. Key specifications include: 12.8 HP engine, manual transmission, 11 HP PTO, and 610 kg weight. These tractor specifications enable accurate comparisons with other models. Our tractor database provides comprehensive data for thousands of models, making it easy to research specifications and compare tractors.
Conclusion
The Yanmar YM173 is a versatile lawn tractor from Yanmar, designed for property maintenance. With its 12.8 HP diesel engine and manual transmission, weighing 1 tons, it provides efficient operation for landscaping work. This comprehensive guide offers all essential Yanmar YM173 tractor data and specifications for informed decision-making.
Conclusion
With 12.8 HP, the Yanmar YM173 is a model worth considering carefully for operators who need Residential mowing, Small property upkeep, Light towing. Check the price range shown above and compare with similar models to ensure it fits your budget. Use our comparison tool to stack the YM173 against other tractors in the same HP range before making a final decision.