Tractor · 1917Unverified
Gray Tractor 18-30
Gray Tractor 18-30 — Standard-tread tractor · 18 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
18 hp
Weight
2698 kg
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Overview
ManufacturerGray TractorReference
Standard-tread tractorReference
Built in Minneapolis, Minnesota, USAReference
Original price was $1,750 in 1915Reference
Drive3x1 drum driveReference
Manual steeringReference
Open operator station.Reference
Engine
Waukesha 7.0L 4-cyl gasolineReference
Fuel tank128.7 LReference
Drawbar (claimed)13.4 kWReference
Belt (claimed)22.4 kWReference
Plows4Reference
WaukeshaReference
gasolineReference
4-cylinderReference
liquid-cooled inlineReference
Displacement7.0 LReference
Bore/Stroke114 x 171 mmReference
Rated RPM850Reference
Transmission
2-speed gearReference
TypegearReference
Gears2 forward and 1 reverseReference
Dimensions
Weight2698 kgReference
Front tire40x8Reference
Rear tire54x54Reference
Ag front40x8 steelReference
Ag rear54x54 steelReference
Length441 cmReference
Width198 cmReference
Height160 cmReference
Capacities
Diameter27 cmReference
Width17 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.