Deutz-Fahr AgroStar 6.31 Specs, Price and Review (2026)
Agricultural · 120 HP · Best for versatility and fuel efficiency
Power
120 HP (90 kW)
Fuel
Diesel
Transmission
Manual
PTO
102 HP @ 540 rpm
Weight
4,641 kg (5 t)
New price (est.)
$89,856 – $134,784
Est. used price
$31,450 – $94,349
Overview
As a agricultural tractor with 120 HP of power, the Deutz-Fahr AgroStar 6.31 is built for large-acreage farming, heavy tillage, and large-implement compatibility. As a Deutz-Fahr tractor, the AgroStar 6.31 continues the brand's reputation for reliability and field performance. Below are the full AgroStar 6.31 specs: engine specifications, transmission details, PTO ratings, hydraulic system data, and dimensions — everything you need for a buying decision. The AgroStar 6.31 review data on this page is generated from specifications, helping you understand how it compares to similar tractors in its class. We include AgroStar 6.31 price estimates — both new and used — to help you understand the cost of ownership and compare it against alternatives. Use the comparison tool below to set the Deutz-Fahr AgroStar 6.31 against similar models, or browse the alternatives section for other tractors in this HP range.
TractorFitâ„¢ Analysis
Overall score
Based on specs and use-case fit for Deutz-Fahr AgroStar 6.31.
Positioned in the high-utility band suited to row-crop, hay, and heavier loader and tillage work. A manual gearbox offers straightforward operation and lower complexity. Agricultural use cases include tillage, planting, hay, and material handling. PTO horsepower and speed options support mowers, hay tools, and other driven implements. Key specs include 120 HP, 102 HP PTO, 5 t operating weight, estimated used range $31,450–$94,349, and overall suitability 53/100.
Higher = simpler
Pros
- ✓Efficient consumption relative to power-to-weight and engine type.
- ✓Simple maintenance; mechanical transmission with lower repair costs.
- ✓High versatility: PTO and hydraulic options for multiple implements.
- ✓High power for heavy fieldwork and demanding equipment.
- ✓Reliable manual transmission with low maintenance cost.
Cons
- •May be excessive in size and fuel use for very small farms.
- •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.
Deutz-Fahr AgroStar 6.31 receives an overall suitability score of 53/100 from the TractorSuitabilityâ„¢ Engine. mixed use with multiple PTO and hydraulic implements, operations where fuel economy is a priority. The suitability sub-scores allow an objective comparison of performance across farm sizes and use types. Loader work rates 31/100; fuel efficiency index is 70/100. 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 Moderate: Reasonable fuel efficiency and maintenance; operating costs are in line with the power class. Versatility (71/100) reflects PTO and hydraulic options; cost tier (58/100) reflects value for money. It has relative limitations in: small farm, large farm, loader. Overall, it offers a specialized profile for its class. The TractorSuitabilityâ„¢ 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
- Strong engine power for PTO work and heavy drawbar loads.
- Manual transmission keeps design simple and ownership costs lower.
- 5 t operating weight fits a broad range of implements and conditions.
- Rated PTO output of 102 HP supports mowers, hay tools, and other driven implements.
- Fuel efficiency scores well for its power class.
- Versatility index supports a wide range of tasks and attachments.
- Estimated used price range: $31,450–$94,349 USD.
- Farm orientation targets fieldwork, PTO work, and reliability.
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
- Row-crop and hay operations
- Feeding and material handling
- Full-season fieldwork
- Fuel-conscious operation
- Mixed tasks and attachment use
Not ideal for
- Heavy, continuous loader work
- Low-maintenance-first buyers
Deutz-Fahr AgroStar 6.31 — Pros and Cons
Pros
- Strong engine power for PTO work and heavy drawbar loads.
- Manual transmission keeps design simple and ownership costs lower.
- 5 t operating weight fits a broad range of implements and conditions.
- Rated PTO output of 102 HP supports mowers, hay tools, and other driven implements.
- Fuel efficiency scores well for its power class.
- Versatility index supports a wide range of tasks and attachments.
- Estimated used price range: $31,450–$94,349 USD.
- Farm orientation targets fieldwork, PTO work, and reliability.
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
$31,450 – $94,349 USD
High confidence
Estimate only. Actual prices vary by condition, hours, and region.
Buyer checklist
- Check engine and PTO hours; service history matters for long-term reliability.
- Confirm PTO speed (540/1000) and HP match your mowers, balers, or other implements.
- Inspect hydraulics and three-point hitch condition; repair costs can be high.
For used Deutz-Fahr AgroStar 6.31, hours and service history matter. Confirm PTO and hydraulic operation, tire condition, and that implements match your HP and category.
Find Used Listings (International)
Technical Specifications
What this means: Cylinder count and displacement affect smoothness and repair complexity; compare to similar models in the same HP band.
Engine
- Maximum Power (Gross)
- 120 HP (90 kW)
- Fuel Type
- Diesel
- Cooling
- Liquid
Documentation & Resources
Compare with similar models
Better Alternatives
Frequently asked questions
What is the weight of the Deutz-Fahr AgroStar 6.31?
Operating weight is approximately 4,641 kg (5 tons).
Where can I find used Deutz-Fahr AgroStar 6.31 listings?
This page links to international marketplaces where you can search for used Deutz-Fahr AgroStar 6.31 tractors; listings are provided by third parties.
How much does a used Deutz-Fahr AgroStar 6.31 cost?
Used Deutz-Fahr AgroStar 6.31 tractors are often listed in the range of $31,450–$94,349 USD (high confidence). Actual prices depend on hours, condition, and region.
Does the Deutz-Fahr AgroStar 6.31 have a PTO?
Yes. The Deutz-Fahr AgroStar 6.31 has a rear PTO rated at 102 HP at 540 rpm.
What is the horsepower of the Deutz-Fahr AgroStar 6.31?
The Deutz-Fahr AgroStar 6.31 is rated at 120 HP (gross) (90 kW).
Is the Deutz-Fahr AgroStar 6.31 good for loader work?
TractorFit scores rate this model as less suited for loader work (31/100). Check front axle capacity and loader compatibility for your intended use.
What is the Deutz-Fahr AgroStar 6.31 best used for?
As a farm tractor, the Deutz-Fahr AgroStar 6.31 is suited to fieldwork, PTO-driven implements, hay work, and general estate or small-farm tasks.
What type of transmission does the Deutz-Fahr AgroStar 6.31 have?
The Deutz-Fahr AgroStar 6.31 uses a manual transmission.
Deutz-Fahr AgroStar 6.31: Complete Tractor Specifications and Technical Data
Overview
The Deutz-Fahr AgroStar 6.31 is a agricultural tractor from Deutz-Fahr designed for agricultural operations. This comprehensive tractor specifications guide provides complete technical data, engine specifications, transmission details, dimensions, and hydraulic system capabilities. This agricultural tractor features a 120 HP diesel engine with manual transmission, delivering reliable performance. Our tractor database provides detailed specifications and technical data for the Deutz-Fahr AgroStar 6.31, making it easy to compare with other models in the Deutz-Fahr lineup or across different brands.
Engine Specifications
The Deutz-Fahr AgroStar 6.31 is powered by a diesel engine that delivers 120 HP for agricultural tasks. Tractor horsepower is a critical specification that determines the machine's ability to handle various implements. The engine specifications demonstrate Deutz-Fahr's engineering expertise in creating efficient powerplants.
- Maximum Power: 120 HP (90 kW)
- Fuel Type: Diesel
- Cooling System: Liquid-cooled
Transmission Specifications
The Deutz-Fahr AgroStar 6.31 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 Deutz-Fahr AgroStar 6.31's specifications help determine if the tractor fits your operational requirements.
- Wheelbase: 2720 mm (107.1 in)
- Weight: 4641 kg (10.232 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: 102 HP (76 kW)
Performance and Applications
The Deutz-Fahr AgroStar 6.31 delivers 120 HP performance for agricultural applications including plowing, planting, and harvesting. 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 Deutz-Fahr AgroStar 6.31 matches your operational demands.
Technical Data Summary
This guide provides complete technical data and detailed specifications for the Deutz-Fahr AgroStar 6.31. Key specifications include: 120 HP engine, manual transmission, 102 HP PTO, and 4641 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 Deutz-Fahr AgroStar 6.31 is a reliable agricultural tractor from Deutz-Fahr, designed for modern farming operations. With its 120 HP diesel engine and manual transmission, weighing 5 tons, it provides dependable performance for agricultural tasks. This comprehensive guide offers all essential Deutz-Fahr AgroStar 6.31 tractor data and specifications for informed decision-making.
Conclusion
With 120 HP, the Deutz-Fahr AgroStar 6.31 is a model worth considering carefully for operators who need Row-crop and hay operations, Feeding and material handling, Full-season fieldwork. Check the price range shown above and compare with similar models to ensure it fits your budget. Use our comparison tool to stack the AgroStar 6.31 against other tractors in the same HP range before making a final decision.