Allis Chalmers WC Specifications - Allis Chalmers WC Specs

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The Allis-Chalmers WC was the first tractor tested on rubber tires at Nebraska. The WC was styled in 1938, starting at serial number WC74330. The styled WC featured a rounded radiator and larger tires.
Production
Manufacturer: Allis Chalmers
Factory: West Allis, Wisconsin, USA
Total built: 178,202
Variants
WF: Standard (wide) front version
Capacity
Fuel: 15 gal [56.8 L]
Aux. fuel: 1 gal [3.8 L]
Power Take-off (PTO)
Rear PTO: transmission
Rear RPM: 535
Dimensions & Tires
Weight: 2700 to 3792 pounds
Front tire: 24x4
Rear tire: 40x6
WC Serial Numbers
Location: Serial number is on the rear of the Allis-Chalmers WC, stamped into the differential housing.
Allis Chalmers WC Power
Drawbar (claimed): 12 hp [8.9 kW]
Belt (claimed): 21 hp [15.7 kW]
Plows: 2
Drawbar (tested): 18.72 hp [14.0 kW]
Belt (tested): 25.45 hp [19.0 kW]
Mechanical
Chassis: 4x2 2WD
Steering: manual
Brakes: differential hand-operated mechanical drum
Cab: Open operator station with steel pan seat.
Belt Pulley
Diameter: 9 inches [22 cm]
Width: 6.5 inches [16 cm]
RPM: 1170
Electrical
Charging system: generator
Battery
Number: 1
Volts: 6
Amp-hours: 95
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Bore/Stroke: 3.625x4.50 inches [92 x 114 mm]
Starter type: manual crank
Engine Detail
Used on first 25 tractors built, Waukesha, gasoline, 4-cylinder, liquid-cooled, 186 ci [3.0 L]
Transmission
Type: non-synchronized gear
Gears: 4 forward and 1 reverse
Oil capacity: 4 qts [3.8 L], 5 qts [4.7 L] (with PTO)
Operated via gearshift lever and foot clutch. Fourth gear was not recommended for tractors equipped with steel wheels.
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32oF [0oC]↑: : SAE140
32oF [0oC]↓: : SAE90
Dimensions
Weight (shipping): 2,700 lbs [1224 kg] (steel), 3,300 lbs [1496 kg] (rubber)
Weight (operating): 3,190 lbs [1446 kg] (steel), 3,792 lbs [1720 kg] (rubber)
Weight (ballasted): 4,545 lbs [2061 kg]
Length: 136 inches [345 cm]
Width: 76 inches [193 cm]
Height: 63 inches [160 cm]
Ground clearance: 29 inches [73 cm] (rear axle)
Rear tread: 65 to 76 inches [165 to 193 cm]
2WD turn radius: 8 feet [2.4 m]
Allis Chalmers WC Tires
Ag front: 5.25-17
Ag rear: 11.25x24