Deutz-Fahr AgroStar 6.61 Specs, Price and Review (2026)
Agricultural · 143 HP · Best for fuel efficiency and versatility
Power
143 HP (107 kW)
Fuel
Diesel
Transmission
Manual
PTO
122 HP @ 540 rpm
Weight
5,401 kg (5 t)
New price (est.)
$107,078 – $160,618
Est. used price
$37,477 – $112,433
Overview
The Deutz-Fahr AgroStar 6.61 sits in the 120–180 HP high-power power class and is aimed at large-acreage farming, heavy tillage, and large-implement compatibility. Deutz-Fahr tractors are widely used across farm operations, and the AgroStar 6.61 represents a strong entry in the 120–180 HP high-power segment. On this page you will find complete Deutz-Fahr AgroStar 6.61 specs including engine data, transmission type, hydraulic lift capacity, PTO output, dimensions, and operating weight. Use the Deutz-Fahr AgroStar 6.61 review sections on this page — TractorFit analysis, pros and cons, and use-case ratings — to judge suitability before purchasing. Deutz-Fahr AgroStar 6.61 price varies by year, hours, condition, and region — our used price estimate gives you a data-based range to start your search. Use this page to review all Deutz-Fahr AgroStar 6.61 data in one place — from specs and pricing to suitability ratings and direct comparisons with competing models.
TractorFitâ„¢ Analysis
Overall score
Based on specs and use-case fit for Deutz-Fahr AgroStar 6.61.
A high-power class for producers who need strong PTO and hydraulic performance. Manual transmission keeps ownership costs down and is well understood for maintenance. Farm-oriented design prioritizes drawbar and PTO work, hydraulics, and durability. PTO specs determine compatibility with mowers, balers, and other powered attachments. Key specs include 143 HP, 122 HP PTO, 5 t operating weight, estimated used range $37,477–$112,433, and overall suitability 48/100.
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.
- •Premium price segment relative to power and specification level.
Deutz-Fahr AgroStar 6.61 receives an overall suitability score of 48/100 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 71/100. 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 (38/100) 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
- Engine output suits heavy tillage and large hay equipment.
- 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 122 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: $37,477–$112,433 USD.
- Farm orientation targets fieldwork, PTO work, and reliability.
Trade-offs
- Suitability scoring suggests above-average maintenance demands; consider repair history and local support.
- Loader suitability scores modestly; check front axle capacity and loader compatibility for heavy material work.
Best for
- Heavy tillage and large hay
- High-capacity harvesting
- Large-acreage farming
- Fuel-conscious operation
- Mixed tasks and attachment use
Not ideal for
- Heavy, continuous loader work
- Low-maintenance-first buyers
Deutz-Fahr AgroStar 6.61 — Pros and Cons
Pros
- Engine output suits heavy tillage and large hay equipment.
- 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 122 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: $37,477–$112,433 USD.
- Farm orientation targets fieldwork, PTO work, and reliability.
Cons
- Suitability scoring suggests above-average maintenance demands; consider repair history and local support.
- Loader suitability scores modestly; check front axle capacity and loader compatibility for heavy material work.
Used market insights
Estimated used price
$37,477 – $112,433 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 6.61, 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: Engine specs define power for PTO work, drawbar load, and fuel use. Higher displacement often means more torque at lower rpm.
Engine
- Maximum Power (Gross)
- 143 HP (107 kW)
- Fuel Type
- Diesel
- Cooling
- Liquid
Documentation & Resources
Compare with similar models
Better Alternatives
Frequently asked questions
Is the Deutz-Fahr AgroStar 6.61 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 6.61 best used for?
As a farm tractor, the Deutz-Fahr AgroStar 6.61 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 6.61 have?
The Deutz-Fahr AgroStar 6.61 uses a manual transmission.
What should I check when buying a used Deutz-Fahr AgroStar 6.61?
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 Deutz-Fahr AgroStar 6.61 use?
The Deutz-Fahr AgroStar 6.61 uses diesel fuel.
What is the weight of the Deutz-Fahr AgroStar 6.61?
Operating weight is approximately 5,401 kg (5 tons).
Where can I find used Deutz-Fahr AgroStar 6.61 listings?
This page links to international marketplaces where you can search for used Deutz-Fahr AgroStar 6.61 tractors; listings are provided by third parties.
How much does a used Deutz-Fahr AgroStar 6.61 cost?
Used Deutz-Fahr AgroStar 6.61 tractors are often listed in the range of $37,477–$112,433 USD (high confidence). Actual prices depend on hours, condition, and region.
Deutz-Fahr AgroStar 6.61: Complete Tractor Specifications and Technical Data
Overview
The Deutz-Fahr AgroStar 6.61 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 143 HP diesel engine with manual transmission, delivering reliable performance. Our tractor database provides detailed specifications and technical data for the Deutz-Fahr AgroStar 6.61, making it easy to compare with other models in the Deutz-Fahr lineup or across different brands.
Engine Specifications
The Deutz-Fahr AgroStar 6.61 is powered by a diesel engine that delivers 143 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: 143 HP (107 kW)
- Fuel Type: Diesel
- Cooling System: Liquid-cooled
Transmission Specifications
The Deutz-Fahr AgroStar 6.61 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 6.61's specifications help determine if the tractor fits your operational requirements.
- Wheelbase: 2720 mm (107.1 in)
- Weight: 5401 kg (11.907 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: 122 HP (91 kW)
Performance and Applications
The Deutz-Fahr AgroStar 6.61 delivers 143 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 6.61 matches your operational demands.
Technical Data Summary
This guide provides complete technical data and detailed specifications for the Deutz-Fahr AgroStar 6.61. Key specifications include: 143 HP engine, manual transmission, 122 HP PTO, and 5401 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 6.61 is a reliable agricultural tractor from Deutz-Fahr, designed for modern farming operations. With its 143 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 6.61 tractor data and specifications for informed decision-making.
Conclusion
With 143 HP, the Deutz-Fahr AgroStar 6.61 is a model worth considering carefully for operators who need Heavy tillage and large hay, High-capacity harvesting, Large-acreage farming. 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 6.61 against other tractors in the same HP range before making a final decision.