John Deere 8320RT Tractor

  • 320 Engine hp
  • John Deere PowerTech™ 9.0L PSS
  • Choice of e23™ PowerShift, or Infinitely Variable Transmission (IVT™)
  • New cab suspension system and CommandView™ III cab and Generation 4 CommandCenter™


+ Take advantage of the Generation 4 CommandCenter™ display, designed for efficiency

+ Hydraulic pump options to meet varying flow requirements

+ Hydraulically actuated, power wet-disc brakes

+ Cooled exhaust gas recirculation (EGR)

+ Lighting packages provide 360 degrees of coverage for maximum productivity

+ Gold Key Program Waterloo operations

+ Standard CommandView™ III cab offers unsurpassed amenities

+ ActiveCommand steering (ACS™) provides a robust and full-encompassing steering system

Official Test

Nebraska Test numberTBD Nebraska Test


ManufacturerJohn Deere
Engine family9.0L: EJDXL09.0301
AspirationDual turbochargers, variable geometry turbo with fixed geometry turbo in series
Cylinders/Displacement, cu. in. (L)6 cylinders/ 9.0 L
549 cu in.
Cylinder LinersWet
Fuel tank capacity, US Gal. (L) (Open; Cab)Standard
758 L
200 gal.
Underhood muffler 


Advertised PTO hp (kW) @ Rated rpmAt 2100 per SAE: 196 kW
264 hp
Official PTO hp (kW) @ Rated rpm 
Advertised Engine hp (kW) @ Rated speedAT 2100 per 97/68EC PS: 235 kW
320 hp
Max Unballast Drawbar hp (kW) @ Eng rpm 
Maximum Torque (PTO) @ rpm, lb-ft (Nm) 
Max Torque Rise (80% rtd spd) @ Eng rpm 
Maximum Torque Rise % (PTO) @ Eng rpm 

Fuel Use, U.S. gal./hr & hp hr/gal. at:

PTO @ Rated Eng rpm 
Standard PTO Speed @ Eng speed 
Maximum PTO Power @ Eng rpm 
Maximum Engine Power @ Eng rpm 
Max Unballasted Drawbar Power @ Eng rpm 
75% Load, Full Engine rpm (Unballasted) 
75% Load @ Reduced rpm (Unballasted) 


Std. Transmission; Forward/ReverseIVT
Opt. Transmission; Forward/ReverseIVT
ReverserLeft-hand or Right-hand
On-the-Go Shifting (Yes/No/Partial)Yes
Clutch; Wet/DryWet

Power Take-Off (PTO)

Standard45 mm
1.75 in.
20 spline, 1000 rpm
PTO Speeds @ Engine rpmAt 2000 rpm: 1000 rpm
PTO ActuationElectrohydraulic


TypeClosed-center, pressure/flow compensated
Pump Rated Output, GPM (L/min.)Standard
227.1 L/min
60 gpm Optional
321 L/min
85 gpm
Rated Flow @ One SCV, GPM (L/min.)Rear coupler: 12.7 mm
0.5 in.
132 L/min
35 gpm
Rear coupler: 19.1 mm
0.75 in.
153 L/min
40.5 gpm
Max Output @ SCV Couplers, GPM (L/min.) 
Maximum Operating Pressure, psi (kPa)20,400 (+ or - 300) kPa
2,958 psi
Maximum Hydraulic Power, hp (kW) 
Hitch Draft Control Load Sense TypeElectronic
Remote Control Valves AvailableStandard: four
Optional: five or six
Hitch Category (SAE Designation)Cat 4N/3
Hitch Lift Cap. lb (kg) @24 in. Bhnd Lift Pt.Standard
Cat 4N/3: 6803 kg
15000 lb Optional
Cat 4N/3: 9,702 kg
20,000 lb
Hitch Lift Cap. lb (kg) @24 in. Bhnd Lift Pt. (SAE) 
Hitch Lift Cap. lb (kg) @24 in. Bhnd Lift Pt. (ASAE) 
Sensing typeElectrohydraulic
Joystick SCV controlElectrohydraulic optional

Final Drive

TypeInboard planetary
Differential controls 
Engage On-the-Go Rear Differential LockYes
Axle TypeBar
Brakes, Type and ControlHydraulic wet disc

Operator Station

Rollover Protective Structure, OOSGearshift Location - Console/Floor
LHPlatform - Flat/Straddle
FlatSeat Suspension System
Air standard

2WD Dimensions

Wheelbase, in. (mm) 
Front Tread Range, in. (mm) 
Rear Tread Range, in. (mm) 
Minimum Rear Tread Setting, in. (mm) 
Front Axle Clearance, in. (mm) 
Turning Radius w/Brakes, ft (m) 
Turning Radius w/o Brakes, ft (m) 
Unballasted Operating Weight, lb (kg) 
Approx. Ship Wgt, lb (kg) Open; Cab 

MFWD Dimensions

Wheelbase, in. (mm) 
Front Tread Range, in. (mm) 
Front Axle Clearance, in. (mm) 
Turning Radius w/Brakes, ft (m) 
Turning Radius w/o Brakes, ft (m) 
Limited Slip Differential 
Unballasted Operating Weight, lb (kg) 
Approx. Ship Wgt, lb (kg) Open; Cab 

4WD Dimensions

Wheelbase, in. (mm)2515 mm
99 in.
Wheel Tread, Min. to Max. in. (mm)Standard: 1829-3048 mm
72-120 in.
Optional: 2845-4064 mm
112-160 in.
Turning Radius w/o Brakes, ft (m) 
Nebraska Test Unballasted w/Duals, lb (kg) 
Unballasted Weight, lb (kg)IVT with: fuel, 113.6 L
30 gal.
Tracks: 635 mm
25 in.
No weights: 16,578 kg
36,549 lb

Standard Tires

Track widthsStandard: 635 mm
25 in.
Optional: 406 mm
16 in.
457 mm
18 in.
610 mm
24 in.
762 mm
30 in.


Country of ManufactureWaterloo, IA USA
Ballasting Restrictions, lb (kg)Refer to operator's manual