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Cockshutt 550

The Cockshutt 550 is a utility tractor produced from 1962 to 1975, built in Charles City, Iowa, USA. It shares its design with the Oliver 550. It features a 2.5L 4-cylinder Oliver engine available in gasoline and diesel versions, a 6-speed gear transmission with 2 reverse speeds, and power outputs of approximately 35 hp drawbar and 41 hp PTO. The tractor has two-wheel drive, power assist steering, and differential mechanical dry disc brakes. It has an open operator station and uses an independent rear PTO with 540/1000 RPM options. The tractor weighs between 3070 and 3730 pounds depending on configuration and has a fuel capacity of 13 gallons. Tires are sized 6.00-16 front and 12-26 rear. The Cockshutt 550 is related to the Cockshutt 660 model and earlier versions of the 550 from 1958-1961.
Cockshutt 550tractorspecificationsenginetransmissionpowerdimensionshydraulicsutility tractor
Power46 hp[P]
Founded1962 - 1975
Model550

Technical Specifications

Detailed specifications and technical data for Cockshutt 550

Power

PTO (tested):41.39 hp (30.9 kW)
PTO (claimed):41.39 hp (30.9 kW)
Drawbar (tested):35.36 hp (26.4 kW)
Drawbar (claimed):35.3 hp (26.3 kW)

Engine

Options:Oliver 2.5L 4-cyl gasoline, Oliver 2.5L 4-cyl diesel
Rated RPM:2000
Air cleaner:oil bath
Bore/Stroke:3.62x3.75 inches (92 x 95 mm)
Compression:7.75:1
Displacement:155 ci (2.5 L)
Oil capacity:4 qts (3.8 L)
Oliver diesel:4-cylinder, liquid-cooled
Starter volts:12
Oliver gasoline:4-cylinder, liquid-cooled
Rated RPM diesel:2000
Air cleaner diesel:oil bath
Bore/Stroke diesel:3.625x3.75 inches (92 x 95 mm)
Compression diesel:16:1
Displacement diesel:155 ci (2.5 L)
Starter volts diesel:12

Weight

Operating:3730 lbs (1691 kg)
Gas Shipping:3070 lbs (1392 kg)
Diesel Shipping:3170 lbs (1437 kg)

Capacity

Fuel:13 gal (49.2 L)
Hydraulic system:2.5 gal (9.5 L)

Electrical

Ground:positive
Batteries:2 (diesel), 1 (gas)
Battery volts:6 (diesel), 12 (gas)

Hydraulics

Type:open center
Capacity:2.5 gal (9.5 L)
Pump flow:5.25 gpm (19.9 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Differential mechanical dry disc brakes
Steering:power assist
Operator station:Open operator station

Production

Type:Utility tractor
Built in:Charles City, Iowa, USA
Total built:20,368 (Oliver), 3,915 (Cockshutt)
Original price:$4,400 in 1975
Years produced:1962 - 1975

Transmission

Type:gear
Gears:6 forward and 2 reverse
Clutch:dry disc
Oil capacity:20 qts (18.9 L)

Tractor hitch

Rear Type:I

Dimensions & Tires

Length:119.9 inches (304 cm)
Rear tire:12-26
Wheelbase:72.9 inches (185 cm)
Front tire:6.00-16
Rear tread:48 to 76 inches (121 to 193 cm)
Front tread:48 to 76 inches (121 to 193 cm)
Height (hood):50.1 inches (127 cm)
Height (steering wheel):58 inches (147 cm)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:540/1000

Related Models

Cockshutt 660

Model:660

Cockshutt 550 (1958-1961)

Model:550