John Deere 9660 STS Review: Power & Precision

Overview of the John Deere 9660 STS

The John Deere 9660 STS is a powerhouse in the world of combines, designed for farmers who demand efficiency, reliability, and performance in the field. With its robust features and advanced technology, this machine has earned a solid reputation among equipment owners and mechanics alike. Whether you’re harvesting corn, soybeans, or wheat, the 9660 STS is built to tackle the toughest jobs with ease.

Key Features

The 9660 STS comes loaded with features that make it stand out from the competition:

  • Engine Performance: Powered by a 6.8L, 6-cylinder engine, the 9660 STS delivers a solid horsepower rating, ensuring you can get through those long days in the field without a hitch.
  • STS Separation System: The unique Single Tine Separator (STS) technology allows for a more efficient grain separation process, reducing losses and improving overall productivity.
  • Hydraulic System: Equipped with a high-capacity hydraulic system, this combine provides excellent lift and control, making it easier to manage various attachments and accessories.
  • Cab Comfort: The operator’s cab is designed with comfort in mind, featuring ergonomic controls, ample visibility, and climate control to keep you comfortable during long hours of operation.
  • Advanced Monitoring: The CommandCenter display provides real-time data on performance metrics, allowing operators to make informed decisions on the fly.

Performance and Efficiency

When it comes to performance, the 9660 STS doesn’t disappoint. Here’s what you can expect:

  1. Top Speed: The combine can reach impressive speeds, allowing you to cover more ground in less time. This is crucial during harvest season when every hour counts.
  2. Grain Handling: With a large grain tank capacity, you can spend less time unloading and more time harvesting. The unloading auger is designed for quick and efficient grain transfer.
  3. Fuel Efficiency: The engine is engineered to maximize fuel efficiency, which is a significant consideration for any farmer looking to keep operating costs down.

Maintenance and Reliability

One of the most significant considerations for equipment owners is maintenance. The 9660 STS is designed for easy access to key components, making routine maintenance straightforward. Here are some maintenance aspects to consider:

  • Regular Inspections: Routine checks on the engine, hydraulic system, and separator components are essential to keep the machine running smoothly.
  • Parts Availability: John Deere has a robust support network, ensuring that parts and service are readily available, minimizing downtime.
  • Durability: Built with high-quality materials, the 9660 STS is designed to withstand the rigors of daily use, making it a reliable choice for any operation.

In summary, the John Deere 9660 STS is a formidable machine that combines power, efficiency, and user-friendly features. Whether you’re a seasoned farmer or just starting, understanding the capabilities and maintenance needs of this combine will help you make the most of your investment.

In-Depth Look at the John Deere 9660 STS

The John Deere 9660 STS is a staple in the agricultural machinery lineup, especially for those who prioritize performance and efficiency during the harvest season. This combine harvester is engineered to meet the demands of modern farming, offering a blend of advanced technology and practical features that make it a favorite among equipment owners. Let’s dive deeper into what makes this machine tick.

Performance Metrics

When it comes to harvesting, performance is everything. The 9660 STS boasts impressive specifications that cater to both large and small operations.

  • Engine Power: The 9660 STS is equipped with a powerful 6.8L engine that generates up to 305 horsepower, providing the muscle needed for heavy-duty harvesting tasks.
  • Top Speed: With a top speed of around 25 mph, this combine allows you to cover vast fields quickly, making the most of your time during the critical harvest window.
  • Grain Tank Capacity: A generous grain tank capacity of 300 bushels means fewer trips to the grain cart, allowing for uninterrupted harvesting.

Technology and Features

The 9660 STS is not just about raw power; it’s also packed with technology designed to enhance efficiency and ease of operation.

  • STS Separation System: The Single Tine Separator technology optimizes grain separation, reducing losses and improving overall yield.
  • CommandCenter Display: This intuitive interface provides real-time data on machine performance, allowing operators to make quick adjustments as needed.
  • AutoTrac Ready: The combine can be equipped with GPS-guided auto-steering, which enhances precision and reduces operator fatigue.

Operator Comfort

Long hours in the field can take a toll on any operator, but the 9660 STS is designed with comfort in mind.

  • Spacious Cab: The operator’s cab is roomy and well-ventilated, providing excellent visibility and comfort during extended use.
  • Ergonomic Controls: Controls are intuitively placed, allowing for easy access and minimal distraction while operating the machine.
  • Climate Control: The climate control system ensures that operators remain comfortable, regardless of the weather outside.

Maintenance and Reliability

Owning a combine means committing to regular maintenance, and the 9660 STS is designed to make this process as straightforward as possible.

  • Easy Access: Key components are easily accessible, which simplifies routine inspections and maintenance tasks.
  • Durable Build: Constructed with high-quality materials, the 9660 STS is built to last, minimizing the need for frequent repairs.
  • Parts Availability: With a strong dealer network, finding replacement parts is generally quick and hassle-free, reducing downtime during critical harvest periods.

Pros and Cons

To give you a clearer picture of what to expect from the John Deere 9660 STS, here’s a detailed table of its pros and cons:

Pros Cons
  • High horsepower for tough harvesting conditions.
  • Efficient grain separation system reduces losses.
  • Spacious and comfortable cab for long hours of work.
  • Advanced technology for precision farming.
  • Strong dealer network for parts and service support.
  • Initial investment can be high for smaller operations.
  • Complex technology may require training for operators.
  • Fuel consumption can be significant under heavy loads.
  • Some users report issues with software glitches in the CommandCenter.
  • Size may be cumbersome in smaller fields or tight spaces.

The John Deere 9660 STS combines power, technology, and comfort, making it a formidable choice for farmers looking to maximize their harvesting efficiency. Whether you’re a seasoned operator or new to the world of combines, understanding the strengths and weaknesses of this machine will help you make an informed decision about your next equipment investment.

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Adam

An engineer with 20 years of experience. Passionate about construction, mechanisms and heavy construction machines

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