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Sears 309 vs Sears Sportster 432
Verdict: Sears 309 vs Sears Sportster 432
The Sears 309 and the Sears Sportster 432 are both snowmobiles — here is how they stack up on the figures that matter. Sears Sportster 432 leads on rated power with 30 hp against 18 hp. Sears Sportster 432 is the newer design (1972 vs 1969). In short: choose the Sears Sportster 432 for outright pulling power, or the Sears 309 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
Sears
62
Fit score
Best match
Clear
Sears
62
Fit score
Best match
Clear
Rated power
18 hp
30 hp
Confidence
40%
40%
Guide price
—
—
Overview
Distributor
SearsReference
SearsReference
Manufacturer
OMCReference
PolarisReference
air-cooledReference
air-cooledReference
Suspension
bogie wheelsReference
slide railReference
Engine
Fuel tank
17.0 LReference
17.0 LReference
Displacement
18.9 ciReference
26.4 ciReference
Bore/Stroke
75 x 70 mmReference
68 x 60 mmReference
Power
13.4 kWReference
22.4 kWReference
Cooling system
fanReference
free-airReference
Compression
11.5:1Reference
—
Rated RPM
5500Reference
6000Reference
Starter type
manual-recoilReference
—
Starter
—
electricReference
Starter volts
—
12Reference
Sparkplug
—
Champion N-4Reference
Sparkplug gap
—
0.457 mmReference
Dimensions
Length
255 cmReference
264 cmReference
Width
81 cmReference
80 cmReference
Height
114 cmReference
104 cmReference
Track width
39 cmReference
38 cmReference
Weight
—
181 kgReference
Track length on ground
—
114 cmReference
Track area on ground
—
0.9 m²Reference
309 Serial Numbers
Location:
Serial number plate on the right side of the tunnel towards the rear.Reference
—
Electrical
Ground
—
negativeReference
Charging system
—
alternatorReference
Charging amps
—
3Reference
Battery volts
—
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.