The John Deere 7730 is a 2WD or 4WD row-crop tractor from the 7030 series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 2007 to 2011. The John Deere 7730 is equipped with a 6.8 L (414.0 cu·in) six-cylinder diesel engine and one of three transmissions: a partial power shift transmission with 16 forward and 16 reverse gears, a partial power shift transmission with 20 forward and 20 reverse gears or an infinitely variable transmission with infinite forward and reverse gears.
The JD 7730 row-crop tractor used the John Deere engine. It is a 6.8 L, 6,784 cm2, (414.0 cu·in) six-cylinder turbocharged intercooled diesel engine with 106.0 mm (4.17 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 17.0:1. This engine produced 192.7 PS (141.7 kW; 190.0 HP) at 2,100 rpm of output power and 764.8 N·m (78 kg·m, 563.7 ft·lb) at 1,600 rpm or torque.
The John Deere 7730 is equipped with power steering, hydraulic wet disc brakes, cab (standard) with air-conditioning, and 390.0 liters (103 US gal.; 85.8 Imp. gal) fuel tank.
John Deere 7730 Specifications
| General Specifications | |
| Model | John Deere 7730 |
| Length | 5,710 mm (224.8 in) |
| Width | 2,430 mm (95.7 in) |
| Height (cab) | 3,070 mm (120.9 in) |
| Wheel base | 2WD: 2,960 mm (116.5 in) 4WD: 2,860 mm (112.6 in) |
| Ground clearance (front axle) | 2WD: 660 mm (26 in) 4WD: 64 mm (2.5 in) |
| Weight (shipping) | 2WD: 7,195 kg (15,862 lbs) 4WD: 7,760 kg (17,108 lbs) |
| Fuel tank capacity | 390.0 liters (103 US gal.; 85.8 Imp. gal) With right-hand steps: 355.8 liters (94 US gal, 78.3 Imp. gal) |
| Battery | Two 12V, CCA 925A |
| Cabin type | Cab (standard) with air-conditioning |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 6 |
| Fuel type | Diesel |
| Displacement | 6.8 L, 6,784 cm2, (414.0 cu·in) |
| Bore and stroke | 106.0 mm X 127.0 mm (4.17 in X 5 in) |
| Compression ratio | 17.0:1 |
| Horsepower | 192.7 PS (141.7 kW; 190.0 HP) at 2,100 rpm |
| Torque | 764.8 N·m (78 kg·m, 563.7 ft·lb) at 1,600 rpm |
| Starter | Electric |
| 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 PLUS |
| Transmission type | Partial power shift |
| Gears | 16 forward and 16 reverse |
| Speed | Forward: 29.3 kmh (18.2 mph) Reverse: 30.5 kmh (19 mph) |
| Transmission model | AutoQuad PLUS |
| Transmission type | Partial power shift |
| Gears | 20 forward and 20 reverse |
| Speed | Forward: 41.9 kmh (26 mph) Reverse: 43.4 kmh (27 mph) |
| Transmission model | John Deere IVT |
| Transmission type | Infinitely Variable Transmission |
| Gears | Infinite forward and reverse |
| Tires | |
| Front tires | Ag: 11.00-16 (2WD), 420/85R28 (4WD) |
| Rear tires | Ag: 480/80R42 |
| Three-Point Hitch | |
| Category | III |
| Control type | – |
| Lift capacity (at ends) | 4,560 kg (10,050 lbs) 6,350 kg (14,000 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Independent with hydraulic wet disc clutch |
| Rear PTO speed | 540/1000 rpm |
| Hydraulic system | |
| Hydraulic type | Closed center load-sensing |
| Hydraulic capacity | 107.9 L (28.5 US. gal, 23.7 Imp. gal.) |
| Pressure | 2900 psi (199.9 bar) |
| Valves | 2 to 7 |
| Pump flow | 30.0 gpm (113.6 lpm) |
| Total flow | 32.0 gpm (121.1 lpm) 45.0 gpm (170.3 lpm) |
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