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John Deere 400 vs John Deere JDX4

Verdict: John Deere 400 vs John Deere JDX4

The John Deere 400 and the John Deere JDX4 are both snowmobiles — here is how they stack up on the figures that matter. John Deere 400 leads on rated power with 28 hp against 25 hp. John Deere 400 is the lighter machine (172 kg vs 179 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere JDX4 is the newer design (1973 vs 1972). In short: choose the John Deere 400 for outright pulling power, or the John Deere JDX4 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 400 Snowmobile
John Deere
71
Fit score
Best match
Clear
John Deere JDX4 Snowmobile
John Deere
71
Fit score
Best match
Clear
Rated power
28 hp
25 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
air-cooledReference
air-cooledReference
Suspension
bogie wheelReference
bogie wheelReference
Engine
Fuel tank
20.8 LReference
20.8 LReference
Displacement
20.7 ciReference
17.8 ciReference
Bore/Stroke
60 x 60 mmReference
56 x 55 mmReference
Power
20.9 kWReference
18.6 kWReference
Fuel system
Walbro WR carburetorReference
Walbro WDA-37 carburetorReference
Cooling system
fanReference
fanReference
Rated RPM
6500Reference
6800Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Sparkplug
Champion L-78Reference
Champion N-3Reference
Sparkplug gap
0.508 mmReference
0.508 mmReference
Dimensions
Weight
172 kgReference
179 kgReference
Length
261 cmReference
262 cmReference
Width
93 cmReference
90 cmReference
Height
106 cmReference
101 cmReference
Track width
39 cmReference
39 cmReference
400 Serial Number Location
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference

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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