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Years in Production / 1971–1972
John Deere
4320
Explore the specifications, hardware, and original references for the John Deere 4320.
127hp
Engine estimate · from PTO
MFWD Optional
Drive
1971–1972
Production years
John Deere
Manufacturer
4320 / 01
At a glance
Overview
1971 - 1972
New Generation Series
Row-Crop tractor
Production
Row-Crop tractor
Built in Waterloo, Iowa, USA
Original price was $12,000 in 1972
The John Deere 4320 might be called a 4020 with a turbocharged engine, although both the engine and final drives received upgrades. The 4320 was created to fill a horsepower gap in the Deere lineup between the 4020 and the 4520/4620.
- Manufacturer
- John Deere
- Total Built
- 21,485
Mechanical
Power steering
Differential hydraulic wet disc brakes
Open operator station. Two-post ROPS and canopy optional. Cab optional.
- Drive
- 4x2 2WD
- Drive
- 4x4 HFWD 4WD
Capacity
- Fuel
- 44 gal166.5 L
- Hydraulic System
- 14 gal53.0 L
Hydraulics
- Type
- closed center
- Capacity
- 14 gal53.0 L
- Valves
- 1 to 3
- Pump Flow
- 22 gpm83.3 lpm
Hitch
- Rear Type
- II
- Rear Lift
- 3750 lbs1701 kg
Pto
- Rear Pto
- independent
- Rear Type
- 540/1000
- Rear Type
- 1000
Serial Numbers
FAQ: How to read a serial number table.
- 1971
- 6000
- 1972
- 17031
- Final
- 27484
Electrical
- Ground
- negative
4320 / 02
Under the hood
Engine Detail
John Deere
turbocharged diesel
6-cylinder
liquid-cooled
- Displacement
- 404 ci6.6 L
- Bore Stroke
- 4.25x4.75 inches108 x 121 mm
- Fuel Use
- 7.953 gal/hour30.1 l/hour
- Air Cleaner
- paper elements
- Compression Ratio
- 15.7:1
- Rated Rpm
- 2200
- Idle Rpm
- 800-2200
- Operating Rpm
- 1500-2200
- Firing Order
- 1-5-3-6-2-4
- Starter Volts
- 12
- Oil Capacity
- 16 qts15.1 L
- Coolant Capacity
- 28 qts26.5 L
- Cylinders
- 6
- Cooling
- liquid-cooled
Engine Options
John Deere 6.6L 6-cyl diesel
4320 / 03
Gears & controls
Transmission
- Transmission
- John Deere Syncro-Range
- Transmission Type
- partially synchronized
- Gears
- 8 forward and 2 reverse
- Clutch
- 13.5-inch dry disc
- Oil Capacity
- 56 qts53.0 L
John Deere4320 Transmission
8-speed partially synchronized
4320 / 04
Size. Stance. Footprint.
Dimensions And Tires
- Wheelbase
- 106.5 inches270 cm
- Weight
- 9050 to 10675 pounds
- Front Tire
- 10.00-16
- Rear Tire
- 18.4-34
Serial Number Location
Serial number plate on the rear of the 4320 transmission case.
Tires And Tracks
- Front Ag
- 10.00-16
- Front Ag
- 11.00-12 (single front)
- Front Ag
- 7.50-15
- Front Ag
- 7.50-16
- Front Ag
- 7.50-18
- Front Ag
- 11L-15
- Front Ag
- 11.2-244WD
- Front Ag
- 12.4-244WD
- Rear Ag
- 18.4-34
- Rear Ag
- 15.5-38
- Rear Ag
- 16.9-38
- Rear Ag
- 18.4-38
- Rear Ag
- 23.1-30
- Rear Ag
- 20.8-34
- Rear Ag
- 13.6-38 (duals)
- Rear Ag
- 15.5-38 (duals)
- Rear Ag
- 16.9-38 (duals)
- Rear Ag
- 18.4-34 (duals)
4320 / 05
Tractor Photos
See it in action
Videos
Watch John Deere 4320 videos from their original YouTube creators.
4320 / 07
Tests (NTTL)
Nebraska Tractor Test 1050
Diesel Syncro-Range 2WDSeptember 21 - 26, 1970
PTO performance
Drawbar performance
Gear 4 used for power test.
Gear 2 used for pull test.
- Id
- 1050
- Power At Rated Engine Speed
- 116.55 hp86.9 kW
- Fuel Use
- 8.0 gal/hour30.3 l/hour
- Fuel Use
- 7.0 gal/hour26.5 l/hour
- Power At Rated Pto Speed
- 108.02 hp80.6 kW
- Max Power
- 101.7 hp75.8 kW
- Max Pull
- 11,783 lbs5344 kg