John Deere 8320T tractor

John Deere 8320T

Power

263 hp

Production

2002-2005

Transmission

John Deere PowerShift

From the same series:

8220T
8420T

Introduction

John Deere 8320T Agricultural Crawler Tractor

The John Deere 8320T is a heavy-duty crawler tractor produced between 2002 and 2005 at the Waterloo, Iowa facility. Part of the 8020T series, this machine is engineered for high-traction agricultural tasks, utilizing a track-based propulsion system to minimize ground compaction.

Engine and Performance

The tractor is powered by an 8.1-liter, liquid-cooled inline engine. It delivers a rated net power of 250 hp (186.4 kW) and a maximum net power of 275 hp (205.1 kW). The engine operates within a 1500–2200 RPM range, providing consistent torque for heavy draft operations.

Transmission and Drivetrain

Equipped with the John Deere PowerShift transmission, the 8320T features a full power shift capability with 16 forward and 4 reverse gears. The crawler drive system is paired with electro-hydraulic power steering and hydraulic wet disc brakes, allowing for precise maneuverability of the 25,950 to 26,735-pound machine.

Hydraulics and Hitch

The hydraulic system utilizes a closed-center, pressure-flow compensated (PFC) design. It provides a standard pump flow of 30 gpm (113.6 lpm), with an optional capacity of 42.5 gpm (160.9 lpm). The rear hitch is a category III/IIIN type, capable of lifting up to 15,180 lbs (6,885 kg), supported by five hydraulic valves for implement control.

PTO and Dimensions

The tractor is fitted with an independent rear PTO operating at 1000 RPM with a 1-3/4 inch shaft. It features a wheelbase of 89 inches and is typically equipped with 24-inch tracks, providing a wide footprint for stability in soft or uneven field conditions.

Conclusion

The John Deere 8320T is designed for professional farming operations requiring significant pulling power and superior traction. Its combination of high-capacity hydraulics, reliable power output, and track-based mobility makes it suited for heavy tillage and large-scale soil preparation tasks.

Production Information of John Deere, 8320T

  • Agricultural Crawler tractor
  • Built in Waterloo, Iowa, USA
ManufacturerJohn Deere

Engine Specifications of John Deere, 8320T

  • Liquid-cooled inline
Coolant capacity35.9 qts [34.0 L]
Starter volts12
Rated Power (gross)263 hp [196.1 kW]
Oil change250 h
Compression16.5:1
Maximum Power (gross)268 hp [199.8 kW]
Displacement496 ci [8.1 L]
Oil capacity22.7 qts [21.5 L]
Rated Power (net)250 hp [186.4 kW]
Maximum Power (net)275 hp [205.1 kW]
Bore/Stroke4.56x5.06 inches [116 x 129 mm]
Operating RPM1500-2200
Idle RPM900-2300
Rated RPM2200

Transmission Information of John Deere, 8320T

Transmission variants 1

TransmissionJohn Deere PowerShift
Oil capacity260 qts [246.1 L]
TypeFull power shift
Gears16 forward and 4 reverse

Mechanical Specs of John Deere, 8320T

  • Cab standard.
  • Hydraulic wet disc brakes
DriveCrawler
SteeringElectro-hydraulic power

Power Information of John Deere, 8320T

Rear PTOIndependent
Rear PTO Type1000 (1-3/4)

Hydraulics Specifications of John Deere, 8320T

TypeClosed center pressure flow compensated (PFC)
Pump flow30 gpm [113.6 lpm]
Valves5
Capacity65 gal [246.0 L]
Total flow33.5 gpm [126.8 lpm]
Pressure2900 psi [200.0 bar]

Three-Point Hitch of John Deere, 8320T

Rear TypeIII/IIIN
Rear lift15,180 lbs [6885 kg]

Electrical System of John Deere, 8320T

GroundNegative
Battery CCA925
Batteries2
Charging systemAlternator
Battery volts12
Charging amps150

Where it sits

With 263 HP, the John Deere 8320T sits between 8220T (233 HP) and 8420T (284 HP) in John Deere's range. Its power puts it in the 92th percentile of 2000s models in our database (2822 machines).

Frequently asked questions

How much horsepower does the John Deere 8320T have?

The John Deere 8320T delivers 263 HP.

What years was the John Deere 8320T produced?

The John Deere 8320T was produced in 2002-2005.

What transmission does the John Deere 8320T use?

The John Deere 8320T uses a John Deere PowerShift transmission.

Compare the John Deere 8320T with another model