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The FarmCast

John Deere F9 700 Forage Harvester Review: Smarter Harvesting Starts Here

Dylan McConnell
June 22, 2026
John Deere F9 700 Forage Harvester Review: Smarter Harvesting Starts Here

The new John Deere F9 700 forage harvester delivers bigger capacity, smarter automation, and lower daily maintenance than the legacy 9000 Series—all without DEF. For producers focused on uptime, feed quality, and data-driven decisions, this machine isn’t just an upgrade—it’s a whole new playbook for forage harvest.


John Deere F9 700 Forage Harvester Review: Smarter Harvesting Starts Here

When John Deere retires a lineup like the 9000 Series, expectations are high—and the F9 700 forage harvester answers the call.

At 21st Century Equipment, we’ve spent time in and around these machines, working alongside producers who demand performance in real-world conditions. From cab comfort to crop flow intelligence, this chopper was built to keep you moving when the window is tight.


What Makes the John Deere F9 700 a Game-Changer for Forage Harvest?

The F9 700 isn’t just a refresh—it’s a rethink of how forage harvesters should perform in the field.

Built for Capacity Without Complexity

  • Ground Speed Automation: Adjusts speed automatically based on crop load
  • Crop Flow Intelligence: Maintains peak throughput across changing conditions
  • Reduced Operator Input: Lets you focus on consistency instead of constant adjustments

That means fewer slowdowns and more tons per hour when it matters most.


How Does the F9 700 Reduce Maintenance and Downtime?

Downtime during silage season isn’t just inconvenient—it’s expensive. That’s where the F9 700 shines.

Simplified Design = Faster Servicing

  • 120 fewer hydraulic connections compared to previous 9000 Series models
  • Centralized electrical service bay to minimize troubleshooting time
  • Cleaner airflow design to reduce debris buildup and blowout time

From our experience in the shop and the field, these changes aren’t just nice-to-haves—they’re real labor savers during long harvest days.


JD18X Engine: What Does “No DEF” Really Mean for You?

The JD18X 18-liter engine is one of the biggest talking points—and for good reason.

Power Meets Simplicity

  • No Diesel Exhaust Fluid (DEF) required
  • Optimized torque curve for dense crop conditions
  • Consistent horsepower delivery under load

For operators, this means fewer fluids to manage and one less variable during peak season.


Inside the Cab—Is It Built for Long Days?

Harvest doesn’t run on a 9-to-5 schedule, and the F9 700 cab reflects that.

Premium Comfort Borrowed from Deere’s Best

  • Inspired by John Deere X9 and S7 combine cab layouts
  • Ergonomic Primary Display Unit (PDU) with intuitive controls
  • Swivel seat + 230-degree spout rotation for easier truck alignment

Our team has seen firsthand how small ergonomic upgrades can make a big difference after 12+ hour days.


Precision Ag Integration: How Smart Is This Machine?

Today’s forage harvest is just as much about data as it is about tonnage.

Harvest Lab 3000 Sensor Capabilities

  • Measures:
    • Moisture content
    • Dry matter
    • Protein
    • Starch
    • Sugar
  • Uses near-infrared (NIR) technology directly at the spout

Real-Time Data to John Deere Operations Center

  • Eliminates manual feed testing
  • Sends instant data for ration adjustments
  • Improves feed consistency across loads

At 21st Century Equipment, our precision ag specialists help producers turn this data into decisions—not just numbers on a screen.


How Does the F9 700 Improve Feed Quality?

Feed quality drives dairy and livestock performance. The F9 700 delivers consistency where it counts.

Xstream305 Kernel Processor

  • 12-inch rolls for improved processing
  • Higher operating speeds for better throughput
  • One-touch electric gap adjustment from the cab

Smart Inoculant Dosing System

  • Factory-integrated 13-gallon insulated tank
  • Adjusts application based on crop flow
  • Removes guesswork from inoculant rates

The result? Better fermentation, more consistent feed, and fewer surprises in the bunk.


What Does This Mean for Your Operation?

If you’re running against weather windows, labor shortages, or tight margins, the F9 700 is designed to help you stay ahead.

Real-World Benefits We See with Customers

  • Less daily maintenance time
  • More consistent chop quality
  • Improved decision-making with live data
  • Reduced operator fatigue

It’s not just about specs—it’s about making harvest smoother from start to finish.


Where Can You See the F9 Series in Action?

We believe the best way to evaluate a machine is to see it work in your own conditions.

F9 Demonstration Opportunities

We currently have an F9 1000 demo unit traveling throughout our territory this season.

  • Contact your local 21st Century Equipment sales team
  • Connect with a precision ag consultant
  • Schedule an on-farm demo to see how it performs in your crop

Need Help with Setup or Support?

Our centralized precision ag support team is ready to help:

📞 Precision Ag Support Line: (970) 528-1233
We can assist with:

  • Displays and guidance setup
  • Modems and connectivity
  • Software licensing and activation


Common Questions About the John Deere F9 700 (FAQ)

Does the F9 700 really eliminate DEF?

Yes. The JD18X engine is designed to operate without DEF, simplifying operation and reducing maintenance inputs.

Is the F9 700 compatible with John Deere Operations Center?

Yes. It integrates seamlessly and provides real-time agronomic and machine data for analysis and decision-making.

How does it compare to the 9000 Series?

The F9 700 reduces hydraulic complexity, increases automation, and adds advanced sensing technology—making it more efficient and easier to operate.

Can I adjust kernel processing from the cab?

Yes. The Xstream305 processor includes one-touch electric gap adjustment, allowing quick changes without leaving the seat.

Is this machine a good fit for dairy operations?

Absolutely. Between improved processing, real-time nutrient data, and consistent throughput, it’s designed with feed quality in mind.

 

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