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Farmall Super A-1 Specs

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Overview

The Farmall Super A-1 is a row-crop farm tractor manufactured by International Harvester, featuring an upgrade to the 2.0L C-123 gasoline engine. Produced in 1954 with a total of 1,672 units, this model is configured with a 4-speed gear transmission and an open operator station.

Ideal Applications

Engine and Powerplant Configuration: The tractor is equipped with a liquid-cooled International Harvester C-123 4-cylinder gasoline engine with a 123 cubic inch displacement and a rated RPM of 1450.
Mechanical and Drive Specifications: This two-wheel drive model utilizes manual steering, mechanical band brakes, and a 228.6mm dry disc clutch to manage its four forward and one reverse gears.
Chassis and Adjustable Dimensions: The row-crop chassis features an adjustable rear tread ranging from 40 to 68 inches and a front tread that can be set between 44 and 64 inches, providing a front axle clearance of 22.25 inches.

Production

Description Row-Crop tractor / The Super A-1 used the C123 engine, instead of the C113 used in the Super A. There were no decals or other markings to indicate the larger engine, but the prefix on the serial number plate changed from FAA to FAA-1.
Manufacturer Farmall (a part of International Harvester)
Total built 1,672

Engine

Engine type International Harvester 2.0L 4-cyl gasoline
Fuel tank 11 gal (41.6 L)
Bore/Stroke 3.125x4.00 inches (79 x 102 mm)
Compression 6:1
Coolant capacity 15 qts (14.2 L)
Description International Harvester C-123 / gasoline / 4-cylinder / liquid-cooled
Displacement 123 ci (2.0 L)
Rated RPM 1450
Starter volts 6
Oil capacity 5 qts (4.7 L)

Transmission

Clutch 228.6mm dry disc
Gears 4 forward and 1 reverse
Oil capacity 5 qts (4.7 L)
Transmission type 4-speed gear
Type gear

Mechanical

Cab Open operator station.
Description Manual steering / Mechanical band brakes
Drive type Two-wheel drive

PTO

Rear PTO Type 540

Electrical

Battery volts 6
Charging system generator
Ground positive

Dimensions & Tires

Clearance (front axle) 22.25 inches (56 cm)
Clearance (rear axle) 21.6 inches (54 cm)
Front tread 43 inches (109 cm) / 44 to 64 inches (111 to 162 cm)
Height (exhaust) 81.75 inches (207 cm)
Height (steering wheel) 64.25 inches (163 cm)
Length 106.9 inches (271 cm)
Rear tread 40 to 68 inches (101 to 172 cm)
Wheelbase 71.1 inches (180 cm)
Width 55.9 inches (141 cm)
Front tire 5.00-15
Rear tire 9-24
Wheelbase 71.1 inches (180 cm)
Ag front 5.00-15
Ag rear 9-24

Belt Pulley

Diameter 8.5 inches (21 cm)
Speed 1157 ft/min (352.65 meters/min)
Width 6 inches (15 cm)

References

Description Farmall Letter Series Tractors by Lee Klancher / Operator's Manual Farmall Super A-1 and Super AV-1 Tractors (1004370R1) published in 1954

Speeds

Description With 9-24 rear tires.

Super A-1 Serial Number Location

Description Right side of seat support.

Super A-1 Serial Numbers

1954 356001
Description FAQ: How to read a serial number table.
Final 357958

Variants

Super A C113 engine
Super A-1 row-crop chassis
Super AV-1 high-crop chassis (vegetable)