John Deere
John Deere 4050
The John Deere 4050 is a row-crop tractor produced from 1983 to 1988 as part of the 50 Series. It was built in Waterloo, Iowa, USA. The tractor features a 130 hp John Deere 7.6L 6-cylinder diesel engine or an optional 5.9L turbocharged diesel engine introduced in 1986. Transmission options include a 16-speed partial power shift Quad-Range and a 15-speed full power shift. It offers two- or four-wheel drive with hydraulic rear differential lock and power steering. The tractor has a Sound-Gard cab with air-conditioning standard and an optional Roll-Gard ROPS. Fuel capacity is 46 gallons, and hydraulic system capacity varies by transmission type. The 4050 supports a rear PTO with 540/1000 rpm and has a rear hitch with draft sensing. Dimensions vary slightly between 2WD and 4WD models, with standard agricultural tires and optional configurations. Electrical system includes a 72 amp alternator and 6-volt batteries with optional 12-volt. The 4050 was priced originally from $38,931 to $58,690 depending on configuration. It is compatible with front-end loaders and other attachments.
Power130 hp
Founded1983 - 1988
Model4050
Technical Specifications
Detailed specifications and technical data for John Deere 4050
Power
| Engine | 130 hp (96.9 kW) |
|---|---|
| PTO (tested) | 105.89 hp (79.0 kW) |
| PTO (claimed) | 100 hp (74.6 kW) |
| Drawbar (tested) | 94.99 hp (70.8 kW) |
| Drawbar (claimed) | 87 hp (64.9 kW) |
Engine
| Options | John Deere 7.6L 6-cyl diesel, John Deere 5.9L 6-cyl diesel |
|---|---|
| Details 5.9L | John Deere turbocharged diesel, 6-cylinder, liquid-cooled, Displacement 359 ci (5.9 L), Bore/Stroke 4.19x4.33 inches (106 x 110 mm), Compression 17.8:1, Rated RPM 2200, Used in European-market 4050 tractors and North American models after start of 1986 model year |
| Details 7.6L | John Deere diesel, 6-cylinder, liquid-cooled, Displacement 466 ci (7.6 L), Bore/Stroke 4.56x4.75 inches (116 x 121 mm), Power 130 hp (96.9 kW), Air cleaner dry, Compression 17.0:1, Rated RPM 2200, Firing order 1-5-3-6-2-4, Starter volts 12, Oil capacity 18 qts (17.0 L), Coolant capacity 21 qts (19.9 L) |
Capacity
| Fuel | 46 gal (174.1 L) |
|---|---|
| Hydraulic system | 10.5 gal (2WD Power Shift) (39.7 L), 13.5 gal (4WD Power Shift) (51.1 L), 16.0 gal (Quad-Range) (60.6 L) |
Variants
| 4050 Hi-Crop | high clearance |
|---|
Electrical
| Ground | negative |
|---|---|
| Batteries | 2 |
| Battery volts | 6, 12 optional |
| Charging amps | 72, 90 with Sound-Gard cab |
| Charging system | alternator |
Hydraulics
| Type | closed center |
|---|---|
| Valves | 2 to 3 |
| Capacity | 10.5 gal (2WD Power Shift) (39.7 L), 13.5 gal (4WD Power Shift) (51.1 L), 16.0 gal (Quad-Range) (60.6 L) |
| Pressure | 2277 psi (157.0 bar) |
| Pump flow | 26.5 gpm (100.3 lpm) |
Mechanical
| Cab | Sound-Gard cab standard with air-conditioning, Optional four-post Roll-Gard ROPS |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Hydrostatic wet disc brakes |
| Final drives | inboard planetary |
| Power steering | yes |
| Differential lock | hydraulic rear |
Production
| Type | Row-Crop tractor |
|---|---|
| Series | 50 Series |
| Built in | Waterloo, Iowa, USA |
| Years made | 1983 - 1988 |
| Original price | $38,931 (1983 Quad-Range ROPS 2WD), $58,690 (1983 Power Shift Cab 4WD) |
References
| Books | Loaders, Spreaders and Blades published in 1984, by John Deere; Tractors 100 to 190 HP published in 1984, by John Deere; Tractors 105 to 190 HP published in 1984, by John Deere; Row-Crop Tractors Product Information Handbook published in 1984 and 1986, by John Deere; Mechanical Front-Wheel Drive published in 1984, by John Deere; Agricultural Price List published in 1983, by John Deere |
|---|
Attachments
| Options | front-end loader |
|---|
Transmission
| Options | 16-speed partial power shift, 15-speed full power shift |
|---|---|
| Quad-Range | partial power shift, 16 forward and 6 reverse gears, Perma-Clutch wet disc clutch, Oil capacity 64 qts (60.6 L), Tractor must be stopped to select one of four ranges, Clutchless power shift between speeds 1-2 and 3-4 in range, Synchronized shift (using clutch) between 2 and 3 in range |
| Power Shift | full power shift, 15 forward and 4 reverse gears, Perma-Clutch wet disc clutch, Oil capacity 42 qts (39.7 L) 2WD, 54 qts (51.1 L) 4WD, Optional transmission, Full clutchless power shift between gears forward and reverse |
Tractor hitch
| Control | lower-link draft sensing |
|---|---|
| Rear Type | II/I |
| Rear lift | 6,294 lbs (2854 kg), 7,418 lbs Optional (3364 kg) |
Serial Numbers
| 1983 | 001000 |
|---|---|
| 1984 | 003501 |
| 1985 | 005001 |
| 1986 | 006501 |
| 1987 | 007001 |
| 1988 | 007501 |
| Location | Serial number on the rear of the transmission case |
Dimensions & Tires
| Width | 96 inches (243 cm), 113 inches optional long axle (287 cm) |
|---|---|
| Height | 114.5 inches (290 cm) |
| Length | 154.1 inches (2WD) (391 cm), 164.1 inches (4WD) (416 cm) |
| Tires 2WD | Front: 10.00-16, Rear: 18.4-38 |
| Tires 4WD | Front: 14.9-26, Rear: 18.4-38 |
| Wheelbase | 106.7 inches (2WD) (271 cm), 105.3 inches (4WD) (267 cm) |
| Shipping weight | 11098 lbs (5034 kg) |
| Ground clearance | 15.75 inches (40 cm) |
| Operating weight | 12720 lbs (2WD Power Shift) (5769 kg) |
| Rack-and-pinion rear axle | 3.375 by 96 inches (85 by 2438 mm), 3.375 by 113 inches (85 by 2870 mm) |
Power Take-off (PTO)
| Clutch | hydraulic wet disc |
|---|---|
| Rear PTO | independent |
| Engine RPM | 540@2200, 1000@2200 |
| Rear PTO Type | 540/1000 (1.375) |
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