John Deere 4640 Row-Crop tractor Technical Specifications
John Deere 4640 is a Row-Crop tractor that was produced by the John Deere between 1978 – 1982.
Below you will find detailed technical specifications for John Deere 4640 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.
John Deere 4640 Production
| Manufacturer: | |
| Manufacturer | John Deere |
| Row-Crop tractor | |
| Built in Waterloo, Iowa, USA | |
| Original price | $46,316 (1982 Quad-Range ROPS 2WD ) |
| $53,123 (1982 Power Shift Cab 2WD ) | |
| Engine: | 132.44 hp 98.8 kW |
| PTO (tested) | 156.30 hp 116.6 kW |
John Deere 4640 Electrical
| Ground | negative |
| Charging system | alternator |
| Batteries | 2 |
| Battery volts | 6 |
John Deere 4640 Mechanical
| Drive | 4×2 2WD |
| 4×4 HFWD 4WD | |
| Differential lock | pedal-actuated hydraulic |
| Steering | hydrostatic power |
| Differential hydraulic wet disc brakes | |
| Sound-Gard cab standard. | |
Capacity
| Fuel | 83 gal 314.2 L |
| Hydraulic system | 16.5 gal 62.5 L |
Hydraulics
| Type | closed center |
| Capacity | 16.5 gal 62.5 L |
| Valves | 2 or 3 |
| Pump flow | 23 gpm 87.1 lpm |
Tracktor Hitch
| Rear Type | III/IIIN |
| Rear lift | 7328 lbs 3323 kg |
Power Take-off (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 (1.75) |
Title serial numbers
| 1978 | 1000 |
| 1979 | 7422 |
| 1980 | 13860 |
| 1981 | 19459 |
| 1982 | 25729 |
FAQ: How to read a serial number table. | |
What year is my John Deere 4640? Serial Number Decoder
The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.
The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.
John Deere 4640 Engine detail
| Engine Detail | |
| John Deere | |
| turbocharged intercooled diesel | |
| 6-cylinder | |
| liquid-cooled | |
| Displacement | 466 ci 7.6 L |
| Bore/Stroke | 4.5625×4.75 inches 116 x 121 mm |
| Pre-heating | ether |
| Compression | 15.5:1 |
| Rated RPM | 2200 |
| Idle RPM | 800-2400 |
| Operating RPM | 1500-2200 |
| Firing order | 1-5-3-6-2-4 |
| Starter volts | 12 |
| Oil capacity | 20 qts 18.9 L |
| Coolant capacity | 38 qts 36.0 L |
| Engine Oil | |||
| Transmission | John Deere Quad-Range |
| Type | partial power shift |
| Gears | 16 forward and 6 reverse |
| Four gears (1-4) in four ranges (A-D). Power shift between pairs 1-2 and 3-4 in each range, with synchronized shift between 2-3. Two reverses in ranges A-C. Tractor must be stopped, and clutch used, to shift ranges. Power shift is provided hy a hydraulically-controlled planetary that provides an under-drive to each gear. | |
John Deere 4640 Dimensions
| Wheelbase | 118.5 inches 300 cm |
| Length | 171 inches 434 cm |
| Width | 96 inches 243 cm |
| 108 inches (long axle) 274 cm | |
| 118 inches (long axle) 299 cm | |
| Height (cab) | 117 inches 297 cm |
| Ground clearance | 14.9 inches 37 cm |
| Clearance (front axle) | 26 inches 66 cm |
| Clearance (rear axle) | 28 inches 71 cm |
| Rack-and-pinion rear axle | 3.937 by 96 inches 99 by 2438 mm |
| Rack-and-pinion rear axle | 3.937 by 108 inches 99 by 2743 mm |
| Rack-and-pinion rear axle | 3.937 by 118 inches 99 by 2997 mm |
| Front tread | 58 to 100 inches 147 to 254 cm |
| Rear tread | 60 to 131.5 inches 152 to 334 cm |
| John Deere 4640 Weight | |
| Shipping | 14350 lbs 6509 kg |
| Operating | 15700 lbs (duals) 7121 kg |
| Ballasted | 18585 lbs 8430 kg |
John Deere 4640 Tests
| Nebraska Tractor Test 1264 | |
| Diesel 16-speed 2WD November 2 – 21, 1977 Link: Nebraska Tractor Test 1264 file | |
| PTO performance | |
| Power at rated engine speed | 156.30 hp 116.6 kW |
| Fuel use | 10.0 gal/hour 37.9 l/hour |
| Drawbar performance | |
| Max power | 130.33 hp 97.2 kW |
| Fuel use | 9.8 gal/hour 37.1 l/hour |
| Max pull | 15,362 lbs 6968 kg |
| Nebraska Tractor Test 1358 | |||
| Nebraska Tractor Test 1358 | |
| Diesel 8-speed 2WD August 18 – 28, 1980 Link: Nebraska Tractor Test 1358 file | |
| PTO performance | |
| Power at rated engine speed | 155.96 hp 116.3 kW |
| Fuel use | 9.9 gal/hour 37.5 l/hour |
| Power at rated PTO speed | 157.01 hp 117.1 kW |
| Fuel use | 9.9 gal/hour 37.5 l/hour |
| Drawbar performance | |
| Max power | 132.44 hp 98.8 kW |
| Fuel use | 9.8 gal/hour 37.1 l/hour |
| Gear 4 used for power test. | |
| Max pull | 15,989 lbs 7252 kg |
| Gear 2 used for pull test. | |
FAQ
Is John Deere 4640 a good tractor?
The John Deere 4640 is one of the great tractors in the John Deere stable, and it has earned John Deere a fantastic reputation.
How much oil does a John Deere 4640 take?
Check out the John Deere 4640 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.
Do tractors have VIN numbers?
Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.
What was the last year John Deere made the 4640?
The John Deere 4640 was an agricultural tractor model made from 1978 – 1982
How much horsepower is a John Deere 4640?
The 4640 engine tested at 132.44 hp
98.8 kW drawbar and 156.30 hp
116.6 kW kW PTO horsepower.
How much does a John Deere 4640 tractor weight?
Depending on the engine type, the John Deere 4640 weight ranges from 14350 to 15700 pounds .
How much can a John Deere 4640 Pull?
The max pulling capacity of the John Deere 4640 tractors starts at 15,362 lbs
6968 kg but may be slightly higher depending on the trim.
How much can a John John Deere 4640 Lift?
John Deere 4640 tractor hitch is capable of lifting 7328 lbs
3323 kg.