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| info | |
| 1976 - 1982 2040 Series, Model years 1976-19791980-1982, Utility tractor | |
| Previous model: | John Deere 2630 |
| Series next: | John Deere 2840 |
| Series back: | John Deere 2440 |
| Production | |
| Manufacturer: | John Deere |
| Factory: | Dubuque, Iowa, USA |
| Capacity | |
| Fuel: | 19.5 gal [73.8 L] |
| Hydraulic system: | 10 gal [37.9 L] |
| 3-Point Hitch | |
| Rear Type: | II/I |
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Rear RPM: | 540, 540/1000 |
| Dimensions & Tires | |
| Wheelbase: | 85.75 inches [217 cm] *Straight axle |
| Weight: | 5800 lbs [2630 kg] |
| Front tire: | 6.00-16 |
| Rear tire: | 16.9-28 |
| 2640 Serial Numbers | |
| Location: | Serial number plate on the right side of the 2640 frame above the front axle. |
| John Deere 2640 Power | |
| PTO (claimed): | 70 hp [52.2 kW] |
| Drawbar (tested): | 57.88 hp [43.2 kW] |
| PTO (tested): | 70.37 hp [52.5 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Final drives: | planetary |
| Differential lock: | mechanical rear |
| Steering: | mechanical with power assist |
| Brakes: | differential hydraulic wet disc |
| Cab: | Open operator station. |
| Hydraulics | |
| Type: | closed center |
| Capacity: | 10 gal [37.9 L] |
| Pressure: | 2250 psi [155.1 bar] |
| Pump flow: | 9 gpm [34.1 lpm], 15 gpm [56.8 lpm] |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Battery | |
| Number: | 1 |
| Volts: | 12 |
| info | |
| Bore/Stroke: | 4.19x5.00 inches [106 x 127 mm] |
| Compression: | 16.7:1 |
| Rated RPM: | 2500 |
| Firing order: | 1-3-4-2 |
| Starter volts: | 12 |
| Coolant capacity: | 12 qts [11.4 L] |
| Engine Detail | |
| John Deere, diesel, 4-cylinder, liquid-cooled, 276 ci [4.5 L] |
| info | |
| Speeds: | With 16.9-28 rear tires. |
| Transmission | |
| Type: | collar shift |
| Gears: | 8 forward and 4 reverse |
| Four gears (1-4) in two ranges (I and II) plus reverse (R) range. | |
| info | |
| Previous model: | John Deere 2630 |
| Series next: | John Deere 2840 |
| Series back: | John Deere 2440 |
| Dimensions | |
| Weight (operating): | 5800 lbs [2630 kg] |
| Weight (ballasted): | 8430 lbs [3823 kg] |
| Wheelbase: | 85.75 inches [217 cm] *Straight axle |
| Length: | 139.5 inches [354 cm] |
| Width: | 69.5 inches [176 cm] |
| Height (hood): | 61.3 inches [155 cm] |
| Height (exhaust): | 101.7 inches [258 cm] |
| Clearance (front axle): | 25.6 inches [65 cm] |
| Front tread: | 60 to 88 inches (straight axle) [152 to 223 cm] (straight axle) 49 to 79 inches (swept axle) [124 to 200 cm] (swept axle) |
| Rear tread: | 52 to 97 inches (rack-and-pinion) [132 to 246 cm] (rack-and-pinion) |
| John Deere 2640 Tires | |
| Ag front: | 6.00-16 |
| Ag rear: | 16.9-28 |