The John Deere 3520 is a 4WD compact utility tractor from the 3000 Twenty series. This tractor was manufactured by the John Deere in Augusta, Georgia, USA from 2005 to 2013. The JD 3520 tractor is equipped with a 1.5 L three-cylinder diesel engine and one of three transmissions: the partially synchronized with transmission power shuttle (12 forward and 12 reverse gears) or one of tow models of hydrostatic transmission.
The John Deere 3520 compact utility tractor used the Yanmar 3TNV84T engine. It is a 1.5 L, 1,496 cm2, (91.3 cu·in) three-cylinder turbocharged diesel engine with 84.0 mm (3.31 in) of the cylinder bore and 90.0 mm (3.54 in) of the piston stroke. The compression ratio rating is 18.5:1. This engine produced 37.5 PS (27.6 kW; 37.0 HP) at 2,600 rpm of gross horsepower and 102.2 N·m (10.4 kg·m, 75.3 ft·lb) at 1650 rpm of torque.
The John Deere 3520 is equipped with power steering, wet disc brakes, two-post foldable ROPS or Cab (optional) and 51.1 liters (13.5 US gal.; 11.2 Imp. gal) fuel tank for ROPS version or 44.5 liters (11.8 US gal.; 9.8 Imp. gal) for Cab version.
Following attachments are available for the JD 3520 compact utility tractor:
- Mid-mount John Deere 60 in (1,520 mm) mower deck with 3-blades
- John Deere 300X loader
- John Deere 300CX loader
- John Deere 47 backhoe
John Deere 3520 Specifications
| General Specifications | |
| Model | John Deere 3520 |
| Length | 3,050 mm (120.1 in) |
| Width | 1,330 mm (52.4 in) |
| Height | 2,360 mm (92.9 in) |
| Wheel base | 1,720 mm (67.7 in) |
| Weight | ROPS: 1,315 kg (2,899 lbs) Cab: 1,619 kg (3,570 lbs) |
| Fuel tank capacity | ROPS: 51.1 liters (13.5 US gal, 11.2 Imp. gal) CAB: 44.5 liters (11.8 US gal.; 9.8 Imp. gal) |
| Battery | 12V, CCA 500A |
| Cabin type | Two-post foldable ROPS or Cab (optional). |
| Engine | |
| Engine model | Yanmar 3TNV84T |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 1.5 L, 1,496 cm2, (91.3 cu·in) |
| Bore and stroke | 84.0 mm X 90.0 mm (3.31 in X 3.54 in) |
| Compression ratio | 18.5:1 |
| Horsepower | 37.5 PS (27.6 kW; 37 HP) at 2,600 rpm |
| Torque | 102.2 N·m (10.4 kg·m, 75.3 ft·lb) at 1650 rpm |
| Starter | Electric |
| Oil capacity: | 4.8 L (5.1 US. qt, 4.2 Imp. qt.) |
| Coolant capacity: | ROPS: 5.3 L (5.6 US qts, 4.7 Imp. qts) Cab: 7.0 L (7.4 US qts, 6.16 Imp. qts) |
| Transmission and chassis | |
| Chassis | 4×4 MFWD 4WD |
| Steering type | Power |
| Brakes | Wet disc |
| Transmission model | PowrReverser |
| Transmission type | Partially synchronized with power shuttle |
| Gears | 12 forward and 12 reverse |
| Speed | Forward: 26.4 kmh (16.4 mph) Reverse: 26.4 (16.4 mph) |
| Transmission oil capacity | 23.8 L (6.3 US. gal, 5.2 Imp. gal.) |
| Transmission model | Sauer-Danfoss eHydro |
| Transmission type | Hydrostatic |
| Gears | Infinite (3-range) forward and reverse |
| Speed | Forward: 30.6 kmh (19 mph) Reverse: 30.6 (19 mph) |
| Transmission oil capacity | 25.7 L (6.8 US. gal, 5.7 Imp. gal.) |
| Transmission model | eHydro AutoHST |
| Transmission type | Hydrostatic |
| Gears | Infinite (3-range) forward and reverse |
| Transmission oil capacity | 25.7 L (6.8 US. gal, 5.7 Imp. gal.) |
| Tires | |
| Front tires | Ag: 7-14 Lawn/turf: 27×8.5-15, 25×10.5LL-15 Industrial: 25×8.5-14, 27×8.5-15 |
| Rear tires | Ag: 11.2-24 Lawn/turf: 41×14-20, 41x18LL-16.1 Industrial: 15-19.5, 43×16-20 |
| Three-Point Hitch | |
| Caterogy | I |
| Control type | – |
| Lift capacity (at ends) | 1,150 kg (2,536 lbs) |
| PTO (Power take-off shaft) | |
| Middle PTO type | Optional |
| Middle PTO spped | 2,100 rpm |
| Rear PTO type | Independent |
| Rear PTO spped | 540 rpm |
| Hydraulic system | |
| Hydraulic type | Open center |
| Valves | 5 |
| Pump flow | 8.6 gpm (32.6 lpm) |
| Steering flow | 5.3 gpm (20.1 lpm) |
| Total flow | 13.9 gpm (52.6 lpm) |
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