New Holland 7840 VS Silver King R66 specs comparison
New Holland 7840
General Infos| Make | New Holland |
| Model | 7840 |
| Country | United states |
| Production | From 1996 Until 1998 |
| Price | 35,650 USD |
| Tractor type | Row Crop tractor |
| Fuel | diesel |
| Service repair manual | New Holland 7840 Manual |
Dimensions, sizes and tires
| AG front tires | 10.00-16 |
| AG rear tires | 18.4-34 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 8,076 lbs or 3663 kg |
| Length | 176 inches [447 cm] |
| Width | 83 inches [210 cm] |
| Height | 110 inches [279 cm] |
| Wheelbase | 103 inches [261 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 401 ci or 6.6 L |
| Cylinders | 6 cylinders 12 valves |
| Engine power | - |
| Engine RPM | 2100 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 57.5 gal or 217.6 L |
| Oil capacity | 22.1 qts or 20.9 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | New Holland 7840 Parts |
| Batteries number | 1 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 800 |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 55 amps |
| Trans system | ElectroShift/Pulse Command |
| Trans type | four-speed power shift |
| Trans gears | 16 forward and reverse |
| Clutch system | wet disc |
| Wheel drive | 4x2 2WD |
| Final drive | inboard planetary |
| Steering | hydrostatic power |
| Braking system | mechanical (S) |
| Cabin type | Two-post foldable ROPS with flat-deck platform |
| Differentiel lock | electro-hydraulic (SLE) |
| System | open center |
| Valves | 1 to 4 |
| Pump flow | 17.4 gpm or 65.9 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 75.2 hp or 56.1 kW |
| Fuel consumption | 5.9 gal/hour or 22.3 l/hour |
| Pulling power | - |
| Claimed power | 90 hp or 67.1 kW |
| Real power | 90.4 hp or 67.4 kW |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 5.3 gal/hour or 20.1 l/hour |
| Hitch system | Position control and top-link draft sensing |
| Rear hitch | II |
| Rear hitch lift | 6,210 lbs or 2816 kg |
| Front hitch | - |
| Front hitch lift | - |
Silver King R66
General Infos| Make | Silver King |
| Model | R66 |
| Country | United states |
| Production | From 1936 Until 1939 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | gasoline |
| Service repair manual | Silver King R66 Manual |
Dimensions, sizes and tires
| AG front tires | 6.00x16 |
| AG rear tires | 9.00x24 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 2,790 lbs or 1265 kg |
| Length | 128 inches [325 cm] |
| Width | 75 inches [190 cm] |
| Height | 64 inches [162 cm] |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 133 ci or 2.2 L |
| Cylinders | 4 cylinders |
| Engine power | 24.5 hp or 18.3 kW |
| Engine RPM | 1400 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | gasoline |
| Fuel injection | - |
| Fuel tank size | - |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Silver King R66 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 4 forward and 1 reverse |
| Clutch system | - |
| Wheel drive | 3x2 2WD |
| Final drive | - |
| Steering | manual |
| Braking system | - |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 16.44 hp or 12.3 kW |
| Fuel consumption | - |
| Pulling power | 1647 lbs or 747 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | - |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
New Holland 7840 Cletrac DG
New Holland 7840 Silver King R44
New Holland 7840 Twin City MTA
Silver King R66 Deutz F2M315
Silver King R66 Lanz Bulldog D9500
New Holland 7840 Caterpillar RD4
Choose another tractor
Useful links and guides ....
- New Holland provided us with the latest version of its 7840 service repair manual
- Find All mechanical and electrical parts and accessories of New Holland 7840 farm-tractor here
- Get your Silver King R66 manual book version
- Cabine, electrical And mechanical parts for Silver King R66 farm-tractor here