John Deere 8320

Name: John Deere 8320
Brand: John Deere

Power

263 hp

Production

2002-2005

Transmission

John Deere PowerShift

Drive

4WD

Over 200 HP 2000s

From the same series:

8220

8420

Introduction

John Deere 8320 Row-Crop Tractor

The John Deere 8320 is a row-crop tractor produced between 2002 and 2005 at the Waterloo, Iowa, facility. It belongs to the 8000 series, positioned as a high-capacity machine designed for demanding agricultural operations.

Engine and Powertrain

The tractor is powered by an 8.1-liter, liquid-cooled inline engine featuring an electronic high-pressure common rail fuel system. It delivers a rated power of 263 gross horsepower at 2200 RPM, with a maximum gross power reaching 268 horsepower. The engine is paired with a full power shift transmission providing 16 forward and 4 reverse gears, utilizing a hydraulic wet disc clutch for durability.

Hydraulics and PTO

The hydraulic system utilizes a closed-center, pressure-flow compensated (PFC) design, offering a standard flow of 33.5 gallons per minute, with an optional 42.5 gallons per minute pump available. The system operates at a pressure of 2900 psi. An independent rear PTO is provided, supporting 540 and 1000 RPM operation, managed by hydraulic wet discs.

Mechanical and Dimensions

Built with a standard cab configuration, the tractor features four-wheel drive and hydrostatic power steering. The chassis sits on a 116.9-inch wheelbase, with front axle options including standard MFWD or the Independent Link Suspension (ILS) system. The rear is equipped with a category III/IIIN hitch, capable of lifting up to 13,730 pounds.

Conclusion

"The John Deere 8320 is engineered for heavy-duty field work and high-output agricultural tasks. Its combination of a high-torque engine, advanced power shift transmission, and robust hydraulic capacity makes it suitable for intensive row-crop farming and large-scale implement management."

Introduction

Production Information of John Deere, 8320

The production information of the tractor (8320) includes details about its manufacturing.

Row-Crop tractor

Built in Waterloo, Iowa, USA


Manufacturer	John Deere

Dimension and Tires Information of John Deere, 8320

This section sums up the dimension and tires information of the tractor.


4WD Front tread	60 to 80 inches [152 to 203 cm]
Wheelbase	116.9 inches (4WD) [296 cm]
	211.9 inches (long frame) [538 cm]
Length	209.9 inches [533 cm]
	115.7 inches (ILS) [293 cm]
Front axle	MFWD ILS
Height (cab)	120.2 inches [305 cm]
	118.9 inches (long frame) [302 cm]
ILS Front tread	60 to 88 inches [152 to 223 cm]
Rack-and-pinion rear axle	4.724 by 118.5 inches [119 by 3009 mm]
Rack-and-pinion rear axle	4.331 by 118.5 inches [110 by 3009 mm]
Front axle	MFWD


Ag front	16.9R30
Ag rear	18.4R46

Engine Specifications of John Deere, 8320

Get the specifications for the engine and if different options are available.

Liquid-cooled inline


Operating RPM	1500-2200
Idle RPM	900-2300
Rated Power (gross)	263 hp [196.1 kW]
Starter volts	12
Maximum Power (gross)	268 hp [199.8 kW]
Fuel system	Electronic high-pressure common rail (HPCR)
Maximum Power (net)	275 hp [205.1 kW]
Displacement	496 ci [8.1 L]
Rated Power (net)	250 hp [186.4 kW]
Oil capacity	26.4 qts [25.0 L]
Oil change	250 h
Bore/Stroke	4.56x5.06 inches [116 x 129 mm]
Rated RPM	2200
Coolant capacity	35.9 qts [34.0 L]
Compression	16.5:1
Air cleaner	Dry with secondary element

Transmission Information of John Deere, 8320Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1

Full power shift transmission with single shift lever with display on cab corner post. Tractor begins in 7 (forward) and 2 (reverse) on start up. Clutch pedal may be used to pre-select a gear by holding clutch and pressing lever until desired gear is reached. Automatic PowerShift (APS) allows automated shifting to match load.


Transmission	John Deere PowerShift
Oil capacity	148 qts [140.1 L]
Clutch	Hydraulic wet disc
Type	Full power shift
	158.4 qts (ILS) [149.9 L]
Gears	16 forward and 4 reverse

Mechanical Specs of John Deere, 8320Y

This section summarizes all mechanical information such as the brake system and other specifications.

Four-wheel drive

Cab standard.

Hydraulic wet disc brakes


Steering	Hydrostatic power

Power Information of John Deere, 8320Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Rear PTO	Independent
Engine RPM	540@1975
	540/1000 (1.375 optional)
Clutch	Hydraulic wet discs
	1000@2200
Rear PTO Type	1000 (1.75)

Hydraulics Specifications of John Deere, 8320

Hydraulic system type, pressure, pump flow and valves.


Total flow	33.5 gpm*With standard 45cc pump [126.8 lpm]
Type	Closed center pressure-flow compensated (PFC)
Valves	5
Pressure	2900 psi [200.0 bar]
Capacity	37 gal [140.0 L]
	42.5 gpm*Optional 57cc pump [160.9 lpm]
SCV flow	30 gpm [113.6 lpm]
	39.6 gal (ILS) [149.9 L]

Three-Point Hitch of John Deere, 8320

Hitch category and rear/front lift capacity.


Rear Type	III/IIIN
Front lift	11000 lbs [4989 kg]
Front Hitch	IIIN OptOptional
Rear lift	13730 lbs [6227 kg]
	15180 lbsOptOptional [6885 kg]

Electrical System of John Deere, 8320

Battery voltage, charging system and ground.


Ground	Negative
Battery CCA	925
Batteries	2
Charging system	Alternator
Battery volts	12
Charging amps	150

Frequently asked questions

How much horsepower does the John Deere 8320 have?

The John Deere 8320 delivers 263 HP.

What years was the John Deere 8320 produced?

The John Deere 8320 was produced in 2002-2005.

What transmission does the John Deere 8320 use?

The John Deere 8320 uses a John Deere PowerShift transmission.

Is the John Deere 8320 4WD?

The John Deere 8320 is available in 4WD.

More John Deere models

8320T263 HP · 2002 - 2005 8230T265 HP · 2006 - 2009 8410261 HP · 1999 - 2002 8410T261 HP · 2000 - 2001 6M 230266 HP · 2024 -7260R260 HP · 2011 - 2013 8260R260 HP · 2011 - 2013 9100260 HP · 1997 - 2001

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