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John Deere 340 Cyclone vs John Deere 340 Trailfire

Verdict: John Deere 340 Cyclone vs John Deere 340 Trailfire

The John Deere 340 Cyclone and the John Deere 340 Trailfire are both snowmobiles — here is how they stack up on the figures that matter. John Deere 340 Cyclone leads on rated power with 34 hp against 31 hp. John Deere 340 Trailfire is the lighter machine (167 kg vs 183 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 340 Trailfire holds more fuel (28.4 L vs 24.6 L) for longer stints between fills. John Deere 340 Trailfire is the newer design (1979 vs 1976). In short: choose the John Deere 340 Cyclone for outright pulling power, or the John Deere 340 Trailfire 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 340 Cyclone Snowmobile
John Deere
71
Fit score
Best match
Clear
John Deere 340 Trailfire Snowmobile
John Deere
71
Fit score
Best match
Clear
Rated power
34 hp
31 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
air-cooledReference
air-cooledReference
Suspension
slide railReference
slide railReference
Engine
Fuel tank
24.6 LReference
28.4 LReference
Displacement
20.7 ciReference
20.7 ciReference
Bore/Stroke
58 x 64 mmReference
60 x 60 mmReference
Power
25.4 kWReference
23.3 kWReference
Fuel system
Mikuni VM34-83 carburetorReference
Mikuni AM54741 carburetorReference
Cooling system
fanReference
axial fanReference
Compression
7.5:1Reference
6.9:1Reference
Rated RPM
6750Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Sparkplug
Champion QN19-VReference
Champion QN-3Reference
Sparkplug gap
0.508 mmReference
Dimensions
Weight
183 kgReference
167 kgReference
Length
264 cmReference
259 cmReference
Width
99 cmReference
93 cmReference
Height
104 cmReference
93 cmReference
Track width
39 cmReference
38 cmReference
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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