Tractor · 1924Unverified
Heider C 15-27
Heider C 15-27 — Standard-tread tractor · 15 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
15 hp
Max power
16.1 kW
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 7.8L 4-cyl keroseneReference
Fuel tank79.5 LReference
Drawbar (claimed)11.2 kWReference
Belt (claimed)20.1 kWReference
Drawbar (tested)16.1 kWReference
Belt (tested)22.4 kWReference
WaukeshaReference
keroseneReference
4-cylinderReference
liquid-cooledReference
Displacement7.8 LReference
Bore/Stroke121 x 171 mmReference
Rated RPM900Reference
Coolant capacity34.1 LReference
Belt power (max)22.4 kWReference
Max power16.1 kWReference
Transmission
7-speed unsynchronized gearReference
Typeunsynchronized gearReference
Gears7 forward and reverseReference
Dimensions
Wheelbase243 cmReference
Front tire30x5Reference
Rear tire57x10Reference
Ag front30x5 steelReference
Ag rear57x10 steelReference
Length365 cmReference
Width187 cmReference
Height243 cmReference
Links
Heider 15-27: information at RIPC siteReference
Test results
Kerosene 7-speed 2WDMay 7 - 13, 1925Link: Nebraska Tractor Test 114 fileReference
Belt fuel use (max)17.4 l/hourReference
Drawbar performanceReference
Gear 1 used for power test.Reference
Max pull1497 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.