Tractor · 1931Unverified
Caterpillar Twenty-Five
Caterpillar Twenty-Five — Agricultural Crawler tractor · 26 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
26 hp
Max power
20.2 kW
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Overview
ManufacturerCaterpillarReference
Agricultural Crawler tractorReference
Built in Peoria, Illinois, USAReference
The Caterpillar Twenty-Five was, basically, a renamed Twenty. In 1933, the model was renamed again, to the Twenty-Eight.Reference
DrivecrawlerReference
Open operator station.Reference
Engine
Caterpillar 4.5L 4-cyl gasolineReference
Drawbar (claimed)19.4 kWReference
Belt (claimed)22.4 kWReference
Drawbar (tested)20.2 kWReference
Belt (tested)24.6 kWReference
CaterpillarReference
gasolineReference
4-cylinderReference
liquid-cooledReference
Displacement4.5 LReference
Bore/Stroke102 x 140 mmReference
Rated RPM1100Reference
Belt power (max)24.6 kWReference
Max power20.2 kWReference
Transmission
3-speed gearReference
TypegearReference
Gears3 forward and 1 reverseReference
Clutchdry discReference
Dimensions
TracksReference
Caterpillar Twenty-Five Tracks
Size4Reference
Test results
Gasoline crawlerMay 16 - 23, 1932Link: Nebraska Tractor Test 203 fileReference
Belt fuel use (max)12.9 l/hourReference
Drawbar performanceReference
Max pull2726 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.