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| info | |
| 1983 - 1988 50 Series, Row-Crop tractor | |
| Previous model: | John Deere 4040 |
| Next model: | John Deere 4055 |
| Series next: | John Deere 4250 |
| Production | |
| Manufacturer: | John Deere |
| Factory: | Waterloo, Iowa, USA |
| Original price (USD): | $44,700 (1988) |
| Variants | |
| 4050 Hi-Crop: | high clearance |
| Capacity | |
| Fuel: | 46 gal [174.1 L] |
| Hydraulic system: | 10.5 gal [39.7 L] (2WD Power Shift), 13.5 gal [51.1 L] (4WD Power Shift), 16.0 gal [60.6 L] (Quad-Range) |
| 3-Point Hitch | |
| Rear Type: | I, II |
| Rear lift: | 6,294 lbs [2854 kg], 7,418 lbs [3364 kg] (optional) |
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Rear RPM: | 540/1000 |
| Engine RPM: | 540@2200 1000@2200 |
| Dimensions & Tires | |
| Wheelbase: | 106.7 inches [271 cm] (2WD), 105.3 inches [267 cm] (4WD) |
| Weight: | 11098 to 12720 pounds |
| Front tire: | 10.00-16 |
| Rear tire: | 18.4-38 |
| 4050 Serial Numbers | |
| Location: | The rear of the transmission case |
| John Deere 4050 Power | |
| Engine: | 130 hp [96.9 kW] |
| Drawbar (claimed): | 87 hp [64.9 kW] |
| PTO (claimed): | 100 hp [74.6 kW] |
| Drawbar (tested): | 94.99 hp [70.8 kW] |
| PTO (tested): | 105.89 hp [79.0 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD, 4x4 MFWD 4WD (optional) |
| Steering: | hydrostatic power |
| Brakes: | hydrostatic wet disc |
| Cab: | Sound-Gard cab standard with air-conditioning. Optional four-post Roll-Gard ROPS. |
| Hydraulics | |
| Type: | closed center |
| Capacity: | 10.5 gal [39.7 L] (2WD Power Shift), 13.5 gal [51.1 L] (4WD Power Shift), 16.0 gal [60.6 L] (Quad-Range) |
| Pressure: | 2277 psi [157.0 bar] |
| Valves: | 2 to 3 |
| Pump flow: | 26.5 gpm [100.3 lpm] |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 72, 90 (with Sound-Gard cab) |
| Battery | |
| Number: | 2 |
| Volts: | 6, 12 (optional) |
| info | |
| 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] |
| Engine Detail | |
| John Deere, diesel, 6-cylinder, liquid-cooled, 466 ci [7.6 L] |
| info | |
| Speeds: | With 18.4-38 rear tires |
| Transmission | |
| Transmission: | John Deere Quad-Range |
| Type: | partial power shift |
| Gears: | 16 forward and 6 reverse |
| Clutch: | Perma-Clutch wet disc |
| 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. A synchronized shift (using clutch) can be made between 2 and 3 in range. | |
| info | |
| Previous model: | John Deere 4040 |
| Next model: | John Deere 4055 |
| Series next: | John Deere 4250 |
| Dimensions | |
| Weight (shipping): | 11,098 lbs [5034 kg] |
| Weight (operating): | 12,720 lbs [5769 kg] (2WD Power Shift) |
| Wheelbase: | 106.7 inches [271 cm] (2WD), 105.3 inches [267 cm] (4WD) |
| Length: | 154.1 inches [391 cm] (2WD), 164.1 inches [416 cm] (4WD) |
| Width: | 96 inches [243 cm], 113 inches [287 cm] (optional long axle) |
| Height: | 114.5 inches [290 cm] |
| Ground clearance: | 15.75 inches [40 cm] |
| John Deere 4050 Tires | |
| Ag front: | 10.00-16 |
| Ag rear: | 18.4-38 |
| info | |
| Previous model: | John Deere 4040 |
| Next model: | John Deere 4055 |
| Series next: | John Deere 4250 |
| Loader | |
| Loader type: | John Deere 280 |
| For use on tractors with four-wheel drive., | |
| Weight: | 2795 lbs [1267 kg] |
| Height (to pin): | 178 inches [452 cm] |
| Clearance, dumped bucket: | 152 inches [386 cm] |
| Dump reach: | 26 inches [66 cm] |
| Dump angle: | 44 |
| Clearance, level bucket: | 173 inches [439 cm] |
| Rollback angle: | 41 |
| Breakout force (lift): | 5126 lbs [2325 kg] |
| Lift to full height (at pin): | 3718 lbs [1686 kg] |
| Bucket width: | 85 inches [215 cm], 97 inches [246 cm] |