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Pioneer Tractor Special vs Rock Island G2 15-25
Verdict: Pioneer Tractor Special vs Rock Island G2 15-25
The Pioneer Tractor Special and the Rock Island G2 15-25 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 15 hp. Rock Island G2 15-25 is the lighter machine (1,905 kg vs 2,857 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Rock Island G2 15-25 is the newer design (1929 vs 1918). 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
Pioneer Tractor
62
Fit score
Best match
Clear
Rock Island
62
Fit score
Best match
Clear
Rated power
15 hp
15 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Pioneer TractorReference
Rock IslandReference
liquid-cooledReference
Gasoline 2-speed 2WDMay 4 - 8, 1929Link: Nebraska Tractor Test 158 fileReference
Steering
manualReference
manualReference
Engine
Drawbar (claimed)
11.2 kWReference
11.2 kWReference
Belt (claimed)
22.4 kWReference
18.6 kWReference
Plows
4 (14-inch)Reference
—
Displacement
9.3 LReference
5.3 LReference
Bore/Stroke
140 x 152 mmReference
108 x 146 mmReference
Rated RPM
700Reference
1100Reference
Fuel tank
—
79.5 LReference
Aux. fuel
—
13.2 LReference
Drawbar (tested)
—
19.0 kWReference
Belt (tested)
—
26.6 kWReference
Belt power (max)
—
26.6 kWReference
Max power
—
19.0 kWReference
Transmission
Type
gearReference
unsynchronized gearReference
Gears
3 forward and 1 reverseReference
2 forward and 1 reverseReference
Dimensions
Wheelbase
294 cmReference
—
Weight
2857 kgReference
1905 kgReference
Front tire
36x6Reference
—
Rear tire
60x18Reference
—
Ag front
36x6 (steel)Reference
—
Ag rear
60x18 (steel)Reference
—
Length
426 cmReference
—
Height
167 cmReference
—
Rear axle
104 mmReference
—
Capacities
Diameter
35 cmReference
—
Width
193 cmReference
—
RPM
510Reference
—
Links
Test results
Belt fuel use (max)
—
14.8 l/hourReference
Max pull
—
1609 kgReference
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.