The Pioneer Tractor Junior is a compact tractor model rated at 20 hp, one of the more compact options in its class. It was manufactured during 1915 and 1916. The Junior is equipped with a 4-cylinder petrol liquid-cooled engine, driving through two-wheel drive via a 5-speed gearbox. Its listed weight is 4989 kg, suitable for jobs of up to 200 ac.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
20 hp
Weight
4989 kg
Catalogue coverage
Variants represented
2
Richest spec table
27 rows
Recorded power
20 hp
Recorded weight
4989 kg
Transmissions
5-speed gear
Production years
1915-1916
Verified variants
0
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Overview
ManufacturerPioneer TractorReference
Standard-tread tractorReference
Built in Winona, Minnesota, USAReference
Two-wheel driveReference
SteeringmanualReference
Engine
Pioneer Tractor 13.0L 4-cyl gasolineReference
Fuel tank227.1 LReference
Drawbar (claimed)14.9 kWReference
Belt (claimed)33.6 kWReference
Pioneer TractorReference
gasolineReference
4-cylinderReference
liquid-cooledReference
Displacement13.0 LReference
Bore/Stroke152 x 178 mmReference
Rated RPM625Reference
Transmission
5-speed gearReference
TypegearReference
Gears5 forward and 1 reverseReference
Dimensions
Weight4989 kgReference
Rear tire72x20Reference
Ag rear72x20 (steel)Reference
Length398 cmReference
Width220 cmReference
Height162 cmReference
Capacities
Diameter35 cmReference
Width25 cmReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
