John Deere - 8400r

Despite its size, the tractor is surprisingly agile in smaller fields, aided by ActiveCommand Steering (ACS) which allows for quick headland turns with only 3.5 turns lock-to-lock. Field Capabilities

An optional dual-pump system provides a massive flow rate of up to 321 L/min (85 gpm), essential for high-demand modern implements. Potential Limitations John Deere 8400R

Under heavy loads, the 675-liter fuel tank may limit daily output, as the tractor can consume roughly 75 liters per hour, potentially requiring a refill before a full day's work is completed. Despite its size, the tractor is surprisingly agile

The model is approved for Group 49 rear tires , which provide a larger footprint and better traction to handle its high horsepower without excessive soil compaction. The model is approved for Group 49 rear

The 8400R is exclusively fitted with the e23 full power shift transmission , offering 23 forward and 11 reverse speeds. This mechanical gearbox is noted for being perfectly suited to heavy cultivation.

For a deep dive into the official performance data, you can view the Nebraska Tractor Test 2172, which provides the technical verification for its record-breaking drawbar performance.