The John Deere 7810 is a 2WD/4WD row-crop tractor from the 7010 series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1997 to 2003. The JD 7810 is equipped with a 8.1 L six-cylinder diesel engine and four variants of the transmission.
The JD 7810 row-crop tractor used the John Deere PowerTech engine. It is a 8.1 L, 8,128 cm2, (496.0 cu·in) six-cylinder turbocharged aftercooled diesel engine with 116.0 mm (4.57 in) of the cylinder bore and 129.0 mm (5.08 in) of the piston stroke. The compression ratio rating is 16.5:1. This engine produced 177.5 PS (130.5 kW; 175.0 HP) at 2,100 rpm of output power and 785.0 N·m (80 kg·m, 578.5 ft·lb) at 1,400 rpm of torque.
The John Deere 7810 is equipped with power steering, hydraulic wet disc brakes and 270.6 liters (71.5 US gal.; 59.5 Imp. gal) fuel tank for ROPS version or 344.4 liters (91.0 US gal, 75.8 Imp. gal) for the Cab version.
John Deere 7810 Specifications
| General Specifications | |
| Model | John Deere 7810 |
| Length | 4,740 mm (186.6 in) |
| Width | – |
| Height | 3000 mm (118.1 in) |
| Wheel base | 2WD: 2,900 mm (114.2 in) 4WD: 2,790 mm (110.2 in) |
| Weight (operating) | 7,425 kg (16,370 lbs) |
| Fuel tank capacity | ROPS: 270.6 liters (71.5 US gal.; 59.5 Imp. gal) Cab: 344.4 liters (91.0 US gal, 75.8 Imp. gal) |
| Battery | 12V, CCA 925A |
| Cabin type | Cab (standard) |
| Engine | |
| Engine model | John Deere PowerTech |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 6 |
| Fuel type | Diesel |
| Displacement | 8.1 L, 8,128 cm2, (496.0 cu·in) |
| Bore and stroke | 116.0 mm X 129.0 mm (4.57 in X 5.08 in) |
| Compression ratio | 16.5:1 |
| Horsepower | 177.5 PS (130.5 kW; 175 HP) at 2,100 rpm |
| Torque | 785.0 N·m (80 kg·m, 578.5 ft·lb) at 1,400 rpm |
| Starter | Electric |
| Oil type | SAE 5W-30, 10W-40 |
| Oil capacity: | 23.7 L (25 US. qt, 20.9 Imp. qt.) |
| Coolant capacity: | 26.0 L (27.5 US. qt, 22.9 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD |
| Steering type | Power |
| Brakes | Hydraulic wet disc |
| Transmission model | PowrQuad |
| Transmission type | Partial power shift |
| Gears | 16 forward and 16 reverse |
| Speed | Forward: 28.8 kmh (17.9 mph) Reverse: 29.9 (18.6 mph) |
| Transmission oil capacity | 2WD: 86.7 L (22.9 US. gal, 19.1 Imp. gal.) 4WD: 98.0 L (25.9 US. gal, 21.6 Imp. gal.) |
| Transmission model | PowerShift |
| Transmission type | Full power shift |
| Gears | 19 forward and 7 reverse |
| Speed | Forward: 37.7 kmh (23.4 mph) Reverse: 15.8 (9.8 mph) |
| Transmission oil capacity | 2WD: 90.9 L (24 US. gal, 20 Imp. gal.) 4WD: 102.2 L (27 US. gal, 22.5 Imp. gal.) |
| Transmission model | AutoPowr |
| Transmission type | Infinitely Variable Transmission (IVT) |
| Gears | Infinite forward and reverse |
| Speed | Forward: 41.8 kmh (26 mph) Reverse: 41.8 (26 mph) |
| Transmission model | PowrQuad |
| Transmission type | Partial power shift |
| Gears | 20 forward and 20 reverse |
| Speed | Forward: 38.0 kmh (23.6 mph) |
| Transmission oil capacity | 2WD: 86.7 L (22.9 US. gal, 19.1 Imp. gal.) 4WD: 98.0 L (25.9 US. gal, 21.6 Imp. gal.) |
| Tires | |
| Front tires | Ag:11.00-16 (2WD), 14.9R28 (4WD) |
| Rear tires | Ag: 18.4R38 |
| Three-Point Hitch | |
| Caterogy | II/IIIN |
| Control type | – |
| Lift capacity (at ends) | 4,050 kg (8,930 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Independent with hydraulic wet discs clutch |
| Rear PTO speed | 540/1,000 rpm |
| Hydraulic system | |
| Hydraulic type | Closed-center pressure flow compensated (PFC) |
| Pressure | 2900 psi (199.9 bar) |
| Valves | 2 to 5 |