John Deere 8650 VS Simplicity 9523 specs comparison

John Deere 8650
General InfosMake | John Deere |
Model | 8650 |
Country | United states |
Production | From 1982 Until 1988 |
Price | 95,000 USD |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | John Deere 8650 Manual |
Dimensions, sizes and tires
AG front tires | 20.8-34 |
AG rear tires | 20.8-34 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 29,320 lbs or 13299 kg |
Length | 223.5 inches [567 cm] |
Width | - |
Height | - |
Wheelbase | 125 inches [317 cm] |
Ground clearance | - |
Turning radius | 17.8 feet [5.4 m] |
Rear tread size | 66 to 129 inches |
Front tread size | 66 to 129 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 619 ci or 10.1 L |
Cylinders | 6 cylinders |
Engine power | 290 hp or 216.3 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 214 gal or 810.0 L |
Oil capacity | 28 qts or 26.5 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 8650 Parts |
Batteries number | 2 |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | 975 |
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 | hydraulic wet disc |
Cabin type | Sound-Gard cab with air-conditioning |
Differentiel lock | - |
System | closed center constant-pressure |
Valves | 2 to 4 |
Pump flow | 32 gpm or 121.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 37.5 gal or 141.9 L |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 219.93 hp or 164.0 kW |
Fuel consumption | 15.4 gal/hour or 58.3 l/hour |
Pulling power | 28,257 lbs or 12817 kg |
Claimed power | 235 hp or 175.2 kW |
Real power | 238.56 hp or 177.9 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 | 15.4 gal/hour or 58.3 l/hour |
Hitch system | lower-link |
Rear hitch | 3/3N |
Rear hitch lift | 9,260 lbs or 4200 kg |
Front hitch | - |
Front hitch lift | - |

Simplicity 9523
General InfosMake | Simplicity |
Model | 9523 |
Country | United states |
Production | From 1978 Until 1983 |
Price | - |
Tractor type | Sub Compact Utility tractor |
Fuel | diesel |
Service repair manual | Simplicity 9523 Manual |
Dimensions, sizes and tires
AG front tires | 4.00x12 |
AG rear tires | 9.5x24 |
Lawn front tires | 20x8.00-10 |
Lawn rear tires | 20x8.00-10 |
Indus front tires | - |
Indus rear tires | - |
Weight | 1,825 lbs or 827 kg |
Length | 98.9 inches [251 cm] |
Width | 48 inches [121 cm] |
Height | - |
Wheelbase | 59.8 inches [151 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 37/41.7 inches |
Front tread size | 37.4/44.1 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 77.1 ci or 1.3 L |
Cylinders | 2 cylinders |
Engine power | 23 hp or 17.2 kW |
Engine RPM | 2500 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | Kiki NP-PE injection |
Fuel tank size | 7 gal or 26.5 L |
Oil capacity | 5 qts or 4.7 L |
Oil change | 50 h |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | Simplicity 9523 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 70 amps |
Cold Amps | - |
Ground force | negative |
Charging system | Hitachi LR115-58 alternator |
Charging Volts | 12 V |
Charging Amps | 15 amps |
Trans system | - |
Trans type | unsynchronized gear |
Trans gears | 8 forward and 2 reverse |
Clutch system | 215mm dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | - |
Braking system | drum |
Cabin type | Open operator station |
Differentiel lock | rear standard |
System | gear pump |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | 5.5 gal or 20.8 L |
Hydraulic pressure | - |
Max flow | 5.44 gpm or 20.6 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 21 hp or 15.7 kW |
Real power | - |
Engine @RPM | 540@2300 (rpm) |
PTO Clutch | - |
Rear PTO | continuous |
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 | - |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- John Deere provided us with the latest version of its 8650 service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 8650 farm-tractor here
- Get your Simplicity 9523 manual book version
- Cabine, electrical And mechanical parts for Simplicity 9523 farm-tractor here