John Deere 4066R VS John Deere 8850 specs comparison

John Deere 4066R
General InfosMake | John Deere |
Model | 4066R |
Country | United states |
Production | From 2014 |
Price | - |
Tractor type | Compact Utility tractor |
Fuel | diesel |
Service repair manual | John Deere 4066R Manual |
Dimensions, sizes and tires
AG front tires | 8.00-16 |
AG rear tires | 13.6-28 |
Lawn front tires | 27x10.50-15 |
Lawn rear tires | 27x10.50-15 |
Indus front tires | - |
Indus rear tires | - |
Weight | 3770 lbs or 1710 kg |
Length | 130.6 inches [331 cm] |
Width | - |
Height | 97.4 inches [247 cm] |
Wheelbase | 73 inches [185 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 59.9 inches |
Front tread size | 53.6 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 127.5 ci or 2.1 L |
Cylinders | 4 cylinders |
Engine power | 65.9 hp or 49.1 kW |
Engine RPM | 2600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | high-pressure common rail |
Fuel tank size | 13 gal or 49.2 L |
Oil capacity | 5.6 qts or 5.3 L |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | John Deere 4066R Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 770 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 75 amps |
Trans system | eHydro |
Trans type | hydrostatic |
Trans gears | infinite forward and reverse |
Clutch system | wet disc |
Wheel drive | 4x4 MFWD 4WD |
Final drive | planetary |
Steering | power |
Braking system | - |
Cabin type | Two-post folding ROPS |
Differentiel lock | mechanical rear |
System | open center |
Valves | - |
Pump flow | 11.2 gpm or 42.4 lpm |
SVC flow | - |
Steering flow | 6.2 gpm or 23.5 lpm |
Tank capacity | 12.5 gal or 47.3 L |
Hydraulic pressure | - |
Max flow | 17.4 gpm or 65.9 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 51.9 hp or 38.7 kW |
Real power | - |
Engine @RPM | 540@2400 (rpm) |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | position control |
Rear hitch | I |
Rear hitch lift | 3130 lbs or 1419 kg |
Front hitch | - |
Front hitch lift | - |

John Deere 8850
General InfosMake | John Deere |
Model | 8850 |
Country | United states |
Production | From 1982 Until 1988 |
Price | - |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | John Deere 8850 Manual |
Dimensions, sizes and tires
AG front tires | 20.8-42 |
AG rear tires | 20.8-42 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 37,480 lbs or 17000 kg |
Length | 257.8 inches [654 cm] |
Width | - |
Height | - |
Wheelbase | 133 inches [337 cm] |
Ground clearance | - |
Turning radius | 19 feet [5.8 m] |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 955 ci or 15.7 L |
Cylinders | 8 cylinders |
Engine power | 370 hp or 275.9 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 240 gal or 908.4 L |
Oil capacity | 51 qts or 48.3 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 8850 Parts |
Batteries number | 3 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 625 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 110 amps |
Trans system | Quad-Range |
Trans type | partial power shift |
Trans gears | 16 forward and 6 reverse |
Clutch system | Perma-Clutch hydraulic wet discs |
Wheel drive | 4x4 articulated 4WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | power wet disc |
Cabin type | Sound-Gard cab with air-conditioning |
Differentiel lock | - |
System | closed center constant-pressure |
Valves | 3 to 4 |
Pump flow | 44 gpm or 166.5 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 45.5 gal or 172.2 L |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 269.77 hp or 201.2 kW |
Fuel consumption | 19.2 gal/hour or 72.7 l/hour |
Pulling power | 35,330 lbs or 16025 kg |
Claimed power | 300 hp or 223.7 kW |
Real power | 303.99 hp or 226.7 kW |
Engine @RPM | - |
PTO Clutch | hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 19.3 gal/hour or 73.1 l/hour |
Hitch system | lower-link |
Rear hitch | 4/4N |
Rear hitch lift | 10,250 lbs or 4649 kg |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


John Deere 4066R Steiger Panther CP-1325


John Deere 8850 Kubota M7950


John Deere 8850 Hinomoto E1804


John Deere 4066R Yanmar YM2220


John Deere 4066R Yanmar YM186


John Deere 8850 Yanmar YM3220
Choose another tractor
Useful links and guides ....
- John Deere provided us with the latest version of its 4066R service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 4066R farm-tractor here
- Get your John Deere 8850 manual book version
- Cabine, electrical And mechanical parts for John Deere 8850 farm-tractor here