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John Deere 4040S vs John Deere 6430 Premium
Verdict: John Deere 4040S vs John Deere 6430 Premium
The John Deere 4040S and the John Deere 6430 Premium are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 115 hp. John Deere 4040S is the lighter machine (5,021 kg vs 10,064 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6430 Premium is the newer design (2007 vs 1981). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
John Deere
94
Fit score
Best match
Clear
John Deere
94
Fit score
Best match
Clear
Rated power
115 hp
115 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
John DeereReference
John DeereReference
liquid-cooledReference
With 18.4R38 rear tires. Reverse speeds slightly faster than forward.Reference
Original price
—
$80,911 (2010)Reference
Drive
—
4x4 MFWD 4WD (optional)Reference
Steering
—
hydrostatic powerReference
Engine
Fuel tank
140.0 LReference
—
Engine
85.8 kWReference
—
Displacement
5.9 LReference
4.5 LReference
Bore/Stroke
106 x 110 mmReference
106 x 127 mmReference
Power
85.8 kWReference
—
Compression
16.8:1Reference
19:1Reference
Rated RPM
2200Reference
2300Reference
Torque
440.0 NmReference
469.2 NmReference
Torque RPM
1200Reference
1500Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Engine (gross)
—
85.8 kWReference
Drawbar (tested)
—
65.8 kWReference
Emissions
—
Tier IIIReference
Emission control
—
exhaust gas recirculation (EGR)Reference
Rated Power (gross)
—
85.8 kWReference
Idle RPM
—
850-2460Reference
Operating RPM
—
1500-2300Reference
Firing order
—
1-3-4-2Reference
Starter power
—
3.0 kWReference
Oil capacity
—
60.4 LReference
Coolant capacity
—
29.1 LReference
Intake valve clearance
—
0.356 mmReference
Exhaust valve clearance
—
0.457 mmReference
Air cleaner
—
dual dry elementReference
Max power
—
87.0 kWReference
Power at rated engine speed
—
82.0 kWReference
Transmission
Transmission
Synchro-RangeReference
John Deere IVTReference
Gears
12 forward and 4 reverseReference
infinite forward and reverseReference
PTO & Hydraulics
Type
closed centerReference
infinitely variable transmissionReference
Pressure
155.1 barReference
200.0 barReference
Pump flow
96.1 lpmReference
109.8 lpmReference
Rear Type
IIReference
IIIN/II (optional)Reference
Rear lift
4803 kgReference
—
Rear PTO
independentReference
independentReference
Clutch
hydraulic wet discReference
—
Rear PTO Type
540/1000Reference
540/540E/1000 (optional)Reference
PTO (claimed)
—
78.3 kWReference
PTO (tested)
—
87.0 kWReference
Hydraulic system
—
60.2 LReference
Capacity
—
60.2 LReference
Rear valves
—
2 to 4Reference
Rear lift (at 24"/610mm)
—
3279 kgReference
Front PTO
—
optionalReference
Front PTO Type
—
1000Reference
Power at rated PTO speed
—
85.1 kWReference
Dimensions
Weight
5021 kgReference
10064 to 10474 poundsReference
Front tire
11.00-16Reference
10.00-16Reference
Rear tire
18.4-38Reference
16.9R30Reference
Ag front
11.00-16Reference
12.4R24 (4WD)Reference
Ag rear
18.4-38Reference
16.9R30Reference
Length
458 cmReference
—
Width
243 cmReference
—
Height (cab)
291 cmReference
—
Height (exhaust)
313 cmReference
—
Shipping weight
5021 kgReference
—
Rear tread
152 to 235 cmReference
160 to 230 cmReference
Wheelbase
—
240 cmReference
Rear axle
—
78 by 2555 mmReference
Front tread
—
152 to 201 cmReference
Shipping
—
4751 kgReference
Max Drawbar
—
2249 kgReference
Max front axle
—
5801 kgReference
Max rear axle
—
5998 kgReference
4040S Serial Number Location
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
90Reference
115Reference
Batteries
2Reference
—
Battery volts
12Reference
12Reference
Charging volts
—
14Reference
Variants
6430
—
basic tractorReference
Capacities
Fuel
—
181.7 LReference
Max capacity
—
8997 kgReference
John Deere 6430 Premium attachments
6430 Premium Serial Number Location
Attachment overview
Test results
Fuel use
—
25.0 l/hourReference
Max pull
—
4887 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.