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Huber 21-39 Super Four

Huber 21-39 Super Four tractor
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The Huber 21-39 Super Four is a standard-tread farm tractor produced by Huber starting in 1929. It features a Stearns 7.6L 4-cylinder liquid-cooled gasoline engine, producing an estimated 21 hp at the drawbar and 39 hp at the belt. The tractor has a 2-speed gear transmission with dry disc clutch, two-wheel drive, and manual steering. It was built in Marion, Ohio, USA, and has an open operator station. The tractor weighs 8450 lbs and rides on steel agricultural tires sized 40x5 front and 56x14 rear. The belt pulley diameter is 15.5 inches with an 8-inch width running at 695 RPM. It is capable of pulling 4 plows.
Huber 21-39 Super FourHuber tractorsfarm tractor specificationsStearns engine21 hp drawbar39 hp belt2-speed transmissiontractor dimensions
Power43 hp[B]
Founded1929 - 1939
Model21-39 Super Four

Technical Specifications

Detailed specifications and technical data for Huber 21-39 Super Four

Power

Plows:4
Belt (claimed):39 hp (29.1 kW)
Drawbar (claimed):21 hp (15.7 kW)

Tires

Ag rear:56x14 (steel)
Ag front:40x5 (steel)

Engine

Make:Stearns
Type:gasoline
Cooling:liquid-cooled
Cylinders:4-cylinder
Fuel tank:40 gal (151.4 L)
Rated RPM:1000
Air cleaner:oil spray
Bore/Stroke:4.75x6.50 inches (121 x 165 mm)
Displacement:461 ci (7.6 L)
Coolant capacity:40 qts (37.9 L)

Dimensions

Width:76 inches (193 cm)
Length:158 inches (401 cm)
Wheelbase:93 inches (236 cm)
Height (hood):62 inches (157 cm)
Operating weight:8450 lbs (3832 kg)

Mechanical

Drive:Two-wheel drive
Steering:Manual steering
Operator station:Open operator station

Production

Type:Standard-tread tractor
Built in:Marion, Ohio, USA
Years produced:1929 - ????

Belt Pulley

RPM:695
Width:8 inches (20 cm)
Diameter:15.5 inches (39 cm)

Transmission

Type:gear
Gears:2 forward and 1 reverse
Clutch:dry disc

Related Models

Huber 32-45 Super Four

Model:32-45 Super Four

Huber 18-36 Super Four

Model:18-36 Super Four