Search
Find your tractor.
Menu ☰
Years in Production / 1978–1982
John Deere
4640
Explore the specifications, hardware, and original references for the John Deere 4640.
172hp
Engine estimate · from PTO
MFWD Optional
Drive
1978–1982
Production years
John Deere
Manufacturer
4640 / 01
At a glance
Overview
1978 - 1982
Iron Horses Series
Row-Crop tractor
Production
Row-Crop tractor
Built in Waterloo, Iowa, USA
- Manufacturer
- John Deere
- Original Price
- $46,3161982 Quad-Range ROPS 2WD
- Original Price
- $53,1231982 Power Shift Cab 2WD
Mechanical
Differential hydraulic wet disc brakes
Sound-Gard cab standard.
- Drive
- 4x2 2WD
- Drive
- 4x4 HFWD 4WD
- Differential Lock
- pedal-actuated hydraulic
- Steering
- hydrostatic power
Capacity
- Fuel
- 83 gal314.2 L
- Hydraulic System
- 16.5 gal62.5 L
Hydraulics
- Type
- closed center
- Capacity
- 16.5 gal62.5 L
- Valves
- 2 or 3
- Pump Flow
- 23 gpm87.1 lpm
Hitch
- Rear Type
- III/IIIN
- Rear Lift
- 7328 lbs3323 kg
Pto
- Rear Pto
- independent
- Rear Type
- 1000 (1.75)
Serial Numbers
FAQ: How to read a serial number table.
- 1978
- 1000
- 1979
- 7422
- 1980
- 13860
- 1981
- 19459
- 1982
- 25729
Electrical
- Ground
- negative
- Charging System
- alternator
- Batteries
- 2
- Battery Volts
- 6
4640 / 02
Under the hood
Engine Detail
John Deere
turbocharged intercooled diesel
6-cylinder
liquid-cooled
- Displacement
- 466 ci7.6 L
- Bore Stroke
- 4.5625x4.75 inches116 x 121 mm
- Pre Heating
- ether
- Compression Ratio
- 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 qts18.9 L
- Coolant Capacity
- 38 qts36.0 L
- Cylinders
- 6
- Cooling
- liquid-cooled
Engine Options
John Deere 7.6L 6-cyl diesel
4640 / 03
Gears & controls
Transmission (Option 1)
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.
- Transmission
- John Deere Quad-Range
- Transmission Type
- partial power shift
- Gears
- 16 forward and 6 reverse
Transmission (Option 2)
Clutchless shift-on-the-move power shift between all eight forward and four reverse gears. Inching pedal provided for hooking up implements and other precision work.
- Transmission
- John Deere PowerShift
- Transmission Type
- full power shift
- Gears
- 8 forward and 4 reverse
Transmission Options
16-speed partial power shift
8-speed full power shift
4640 / 04
Size. Stance. Footprint.
Dimensions And Tires
- Wheelbase
- 118.5 inches300 cm
- Weight
- 14350 to 15700 pounds
- Front Tire
- 11.00-16
- Rear Tire
- 18.4-38
Serial Number Location
Serial number plate on the rear of the 4640, above the PTO shaft.
Tires And Tracks
- Front Ag
- 11.00-16
- Front Ag
- 10.00-16
- Front Ag
- 14L-16.1
- Front Ag
- 16.5L-16.1
- Front Ag
- 9.50-20
- Rear Ag
- 18.4-38
- Rear Ag
- 24.5-32
- Rear Ag
- 30.5-32
- Rear Ag
- 20.8-38
- Rear Ag
- 18.4-42
See it in action
Videos
Watch John Deere 4640 videos from their original YouTube creators.
4640 / 06
Tests (NTTL)
Tractor Tests
NTTL 1264: diesel 16-speed 2WD
NTTL 1358: diesel 8-speed 2WD
Nebraska Tractor Test 1264
Diesel 16-speed 2WDNovember 2 - 21, 1977
PTO performance
Drawbar performance
- Id
- 1264
- Power At Rated Engine Speed
- 156.30 hp116.6 kW
- Fuel Use
- 10.0 gal/hour37.9 l/hour
- Fuel Use
- 9.8 gal/hour37.1 l/hour
- Max Power
- 130.33 hp97.2 kW
- Max Pull
- 15,362 lbs6968 kg
Nebraska Tractor Test 1358
Diesel 8-speed 2WDAugust 18 - 28, 1980
PTO performance
Drawbar performance
Gear 4 used for power test.
Gear 2 used for pull test.
- Id
- 1358
- Power At Rated Engine Speed
- 155.96 hp116.3 kW
- Fuel Use
- 9.9 gal/hour37.5 l/hour
- Fuel Use
- 9.8 gal/hour37.1 l/hour
- Power At Rated Pto Speed
- 157.01 hp117.1 kW
- Max Power
- 132.44 hp98.8 kW
- Max Pull
- 15,989 lbs7252 kg