John Deere 2850: all source data
All 74 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | John Deere |
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| (no label) | Utility tractor |
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| Factories | Mannheim, Baden-Württemberg, Germany |
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| Factories | Rosario, Argentina |
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Engine| (no label) | John Deere 3.9L 4-cyl diesel |
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| Fuel tank | 22.2 gal | 84.0 L |
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| Fuel tank | 35.9 gal | 135.9 L |
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Transmission| (no label) | 16-speed two-speed power shift |
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Power| Engine | 86 hp | 64.1 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| Final drives | planetary |
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| (no label) | Power steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | ROPS. Sound-Gard and CC2 cab optional. |
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Hydraulics| Type | closed-center constant presure |
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| Pressure | 2756 psi | 190.0 bar |
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| Total flow | 11.6 gpm | 43.9 lpm |
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Hitch| Rear Type | II |
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| Control | positon and draft control |
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| 2WD Rear lift (at ends) | 8003 lbs | 3630 kg |
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| 4WD Rear lift (at ends) | 8818 lbs | 3999 kg |
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| Front Hitch | II |
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| Front lift (at ends) | 3594 lbs | 1630 kg |
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Pto| Rear PTO | independent |
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| Clutch | hydraulic wet disc |
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| Rear PTO Type | 540/1000 |
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| Engine RPM | 540@2070 |
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| Engine RPM | 1000@2172 |
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| Front PTO | independent |
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| Clutch | hydraulic wet disc |
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| Front PTO Type | 1000 |
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| Engine RPM | 1000@2172 |
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Dimensions| 2WD Wheelbase (2WD) | 89.2 inches | 226 cm |
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| 4WD Wheelbase (4WD) | 90 inches | 228 cm |
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| Weight | 7694 to 8653 pounds |
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| Front tire | 10.00-16 |
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| 2WD Rear tire (2WD) | 14.9R38 |
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Electrical| Ground | negative |
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| Charging amps | 55 |
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| Batteries | 2 |
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| Battery volts | 12 |
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| Battery AH | 55 |
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Engine
Engine detail| (no label) | John Deere 4239TL |
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| (no label) | turbocharged diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 239 ci | 3.9 L |
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| Bore/Stroke | 4.19x4.33 inches | 106 x 110 mm |
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| Power | 86 hp | 64.1 kW |
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| Air cleaner | dry |
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| Rated RPM | 2300 |
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| Torque | 232.3 lb-ft | 315.0 Nm |
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| Torque RPM | 1500 |
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| Starter volts | 12 |
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| Starter power | 4 hp | 3.0 kW |
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Transmission
Transmission| Transmission | Hi-Lo |
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| Type | two-speed power shift |
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| Gears | 16 forward and 8 reverse |
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| Clutch | hydraulic cerametallic disc |
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Dimensions
Tires| 2WD Standard tires (ag) (2WD) | Front: 10.00-16. Rear: 14.9R38 |
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| 4WD Standard tires (ag) (4WD) | Front: 12.4R28. Rear: 14.9R38 |
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Dimensions| 2WD Wheelbase (2WD) | 89.2 inches | 226 cm |
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| 4WD Wheelbase (4WD) | 90 inches | 228 cm |
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| Length | 167.1 inches | 424 cm |
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| Width | 81.4 inches | 206 cm |
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| Height (cab) | 100.3 inches (low-profile) | 254 cm |
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| Height (cab) | 105.8 inches (SG2) | 268 cm |
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| 2WD Weight (2WD) | 7694 lbs | 3489 kg |
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| 4WD Weight (4WD) | 8653 lbs | 3925 kg |
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| 4WD Clearance (front axle) (4WD) | 20.5 inches | 52 cm |
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| 2WD Clearance (front axle) (2WD) | 26.5 inches | 67 cm |
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| 2WD Front tread | 53.5 to 79.1 inches | 135 to 200 cm |
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| 4WD Front tread | 59.1 to 79.1 inches | 150 to 200 cm |
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| Rear tread | 59.1 to 78.7 inches | 150 to 199 cm |
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