Tractor · 1916Unverified
Heider C 12-20
Heider C 12-20 — Standard-tread tractor · 9 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
9 hp
Max power
10.0 kW
Weight
2721 kg
Hover a source tag to verify
Overview
ManufacturerHeider (a part of Rock Island)Reference
Standard-tread tractorReference
Built in Rock Island, Illinois, USAReference
Two-wheel driveReference
SteeringmanualReference
Four-post canopy.Reference
Engine
Waukesha 7.0L 4-cyl keroseneReference
Fuel tank79.5 LReference
Drawbar (claimed)6.7 kWReference
Belt (claimed)11.9 kWReference
Plows4Reference
Drawbar (tested)10.0 kWReference
Belt (tested)18.1 kWReference
WaukeshaReference
keroseneReference
4-cylinderReference
liquid-cooledReference
Displacement7.0 LReference
Bore/Stroke114 x 171 mmReference
Rated RPM900Reference
Coolant capacity34.1 LReference
Belt power (max)18.1 kWReference
Max power10.0 kWReference
Transmission
7-speed friction driveReference
Typefriction driveReference
Gears7 forward and reverseReference
PTO & Hydraulics
TypeHeider Plow LiftReference
Dimensions
Wheelbase243 cmReference
Weight2721 kgReference
Front tire30x5Reference
Rear tire57x10Reference
Ag front30x5 steelReference
Ag rear57x10 steelReference
Length365 cmReference
Width187 cmReference
Height243 cmReference
Links
Heider C: information at RIPC siteReference
Test results
Kerosene 7-speed 2WDMay 28 - June 8, 1920Link: Nebraska Tractor Test 16 fileReference
Belt fuel use (max)16.3 l/hourReference
Drawbar performanceReference
Gear 1 used for power test.Reference
Max pull1008 kgReference
Gear 1 used for pull test.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.