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John Deere 6M 230 vs John Deere 8320

Verdict: John Deere 6M 230 vs John Deere 8320

The John Deere 6M 230 and the John Deere 8320 are both tractors — here is how they stack up on the figures that matter. John Deere 6M 230 leads on rated power with 267 hp against 263 hp. John Deere 6M 230 is the lighter machine (18,739 kg vs 20,030 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6M 230 is the newer design (2024 vs 2002). In short: choose the John Deere 6M 230 for outright pulling power, or the John Deere 8320 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
John Deere 6M 230 Tractor
John Deere
71
Fit score
Best match
Clear
John Deere 8320 Tractor
John Deere
71
Fit score
Best match
Clear
Rated power
267 hp
263 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
liquid-cooled inlineReference
With 18.4R46 rear tires.Reference
Final drives
planetaryReference
Differential lock
electro-hydraulicReference
Steering
hydrostatic powerReference
Engine
Fuel tank
409.9 LReference
Exhaust fluid (DEF)
23.5 LReference
Engine (gross)
198.8 kWReference
196.1 kWReference
Engine (max)
186.0 kWReference
199.8 kWReference
Displacement
6.8 LReference
8.1 LReference
Bore/Stroke
106 x 127 mmReference
116 x 129 mmReference
Emissions
Tier IVReference
Rated Power (gross)
198.8 kWReference
196.1 kWReference
Maximum Power (gross)
186.0 kWReference
199.8 kWReference
Rated RPM
2100Reference
2200Reference
Torque
1076.7 NmReference
Torque RPM
1600Reference
Starter
electricReference
Starter volts
12Reference
12Reference
Engine (net)
186.4 kWReference
Drawbar (tested)
141.2 kWReference
Rated Power (net)
186.4 kWReference
Maximum Power (net)
205.1 kWReference
Fuel system
electronic high-pressure common rail (HPCR)Reference
Air cleaner
dry with secondary elementReference
Compression
16.5:1Reference
Idle RPM
900-2300Reference
Operating RPM
1500-2200Reference
Coolant capacity
34.0 LReference
Oil capacity
149.9 LReference
Oil change
250 hReference
Max power
141.2 kWReference
Power at rated engine speed
163.0 kWReference
Transmission
Transmission
AutoPowr IVTReference
John Deere PowerShiftReference
Type
infinitely variable transmissionReference
full power shiftReference
Gears
infinite forward and reverseReference
16 forward and 4 reverseReference
PTO & Hydraulics
PTO (claimed)
137.2 kWReference
160.3 kWReference
Rear valves
0 to 3Reference
Mid valves
2 to 4Reference
Pump flow
193.0 lpmReference
Rear Type
III/IIINReference
III/IIINReference
Rear lift (at 24"/610mm)
6619 kgReference
Front Hitch
IIINReference
IIINReference
Front lift
4396 kgReference
4989 kgReference
Rear PTO
independentReference
independentReference
Clutch
electro-hydraulic wet discReference
hydraulic wet discReference
Rear PTO Type
540/1000 (1.375)Reference
540/1000 (1.375 optional)Reference
Engine RPM
1000@1967Reference
1000@2200Reference
Front PTO
independentReference
Front PTO Type
1000 (1.375)Reference
PTO (tested)
184.9 kWReference
Hydraulic system
149.9 LReference
Capacity
149.9 LReference
Pressure
200.0 barReference
Valves
5Reference
SCV flow
113.6 lpmReference
Total flow
160.9 lpmReference
Rear lift
6885 kgReference
Dimensions
Wheelbase
290 cmReference
302 cmReference
Weight
9599 kgReference
20030 to 22450 poundsReference
Front tire
420/85R30Reference
16.9R30Reference
Rear tire
520/85R42Reference
18.4R46Reference
Standard tires (ag)
Front: 420/85R30. Rear: 520/85R42Reference
Length
508 cmReference
538 cmReference
Width
254 cmReference
Height
320 cmReference
Shipping weight
8500 kgReference
Clearance (front axle)
54 cmReference
Ag front
16.9R30Reference
Ag rear
18.4R46Reference
Height (cab)
305 cmReference
Front axle
MFWD ILSReference
Rack-and-pinion rear axle
119 by 3009 mmReference
4WD Front tread
152 to 203 cmReference
ILS Front tread
152 to 223 cmReference
Shipping
10183 kgReference
Operating
9085 kgReference
Max Drawbar
4536 kgReference
John Deere 6M 230 attachments
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
250Reference
150Reference
Battery volts
12Reference
12Reference
Batteries
2Reference
Battery CCA
925Reference
Variants
8320
wheeled tractorReference
8320T
crawlerReference
Capacities
Fuel
605.6 LReference
Front hubs
4.0 LReference
Front diff.
13.4 LReference
8320 Serial Number Location
8320 Serial Numbers
2002
1001Reference
2003
10001Reference
2004
20001Reference
2005
30001Reference
Test results
Fuel use
47.7 l/hourReference
Max pull
11444 kgReference
Speeds

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.

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