In specification terms, the John Deere 7850 2wd forage harvester (2008-2010) shows high engine power at 680 hp (507 kW) alongside above-average weight at 30,203 lb (13.7 t). Its published travel speed is 12.4 mph (20 km/h).
Specification profile
2008-2010
Weight: 30,203 lb (13.7 t)Engine power: 680 hp (507 kW)Travel speed: 12.4 mph (20 km/h)Transport width: 11.3 ft (3.45 m)
30,203 lb (13.7 t)Weight
680 hp (507 kW)Engine power
12.4 mph (20 km/h)Travel speed
11.3 ft (3.45 m)Transport width
14.8 ft (4.5 m)Max. Pick-up Width
14.8 ft (4.5 m)Min. Pick-up Width
12.1 ft (3.7 m)Transport height
21.7 ft (6.62 m)Transport length
How it compares
Low, average or high?
Engine power
High
680 hp (507 kW)
Low 211 hp (157 kW)Typical 515 hp (384 kW)High 912 hp (680 kW)
Engine power is well above the typical figure.
Weight
Above average
30,203 lb (13.7 t)
Low 20,062 lb (9.1 t)Typical 27,846 lb (12.6 t)High 37,699 lb (17.1 t)
Weight is above the typical figure.
Travel speed
Low
12.4 mph (20 km/h)
Low 12.4 mph (20 km/h)Typical 17.8 mph (28.7 km/h)High 24.9 mph (40 km/h)
Travel speed is well below the typical figure.
Transport width
Average
11.3 ft (3.45 m)
Low 7.91 ft (2.41 m)Typical 10.5 ft (3.2 m)High 12.1 ft (3.7 m)
Transport width is close to the typical figure.
Transport height
Average
12.1 ft (3.7 m)
Low 9.81 ft (2.99 m)Typical 12.5 ft (3.8 m)High 13.1 ft (3.98 m)
Transport height is close to the typical figure.
Transport length
Average
21.7 ft (6.62 m)
Low 14.8 ft (4.5 m)Typical 22.9 ft (6.98 m)High 28.2 ft (8.59 m)
Transport length is close to the typical figure.
Visual overview
Key measurements
Overall size
The main published dimensions shown together at a glance.
Equipment
Features & equipment
Published equipment and feature availability for this model.
Air BrakesNO
Air conditioningYES
All-wheel DriveNO
CabinYES
Metal DetectorYES
Overload SafetyNO
Rollover ProtectionNO
Overview
Model information
| Manufacturer | John Deere |
|---|---|
| Model | 7850 2wd forage harvester |
| Model year / production | 2008-2010 |
Full specifications
Technical details
Performance
Engine power680 hp (507 kW)
Travel speed12.4 mph (20 km/h)
Dimensions
Max. Pick-up Width14.8 ft (4.5 m)
Min. Pick-up Width14.8 ft (4.5 m)
Transport height12.1 ft (3.7 m)
Transport length21.7 ft (6.62 m)
Transport width11.3 ft (3.45 m)
Capacity & weight
Weight30,203 lb (13.7 t)
Overload SafetyNo
Engine & drivetrain
Engine manufacturerCummins
Engine typeQSX15
All-wheel DriveNo
Transmission TypeP
Setup & fitment
Back Tyres540/65R26
Front Tyres800/65R32
Features
Air conditioningYes
Other specifications
Model series7050
Air BrakesNo
BrakesT
CabinYes
Metal DetectorYes
Rollover ProtectionNo
SteeringHH
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