Farmall A tractor specifications

1939 - 1947

1939 - 1947 Row-Crop tractor

Series:

Series:ASuper A ↓

1947 - 1954

Production

Production
Manufacturer:	Farmall (a part of International Harvester)
Factories:	Louisville, Kentucky, USA
	Chicago, Illinois, USA
Total built:	107,636
Original price:	$1,400 (1954)
The IH/Farmall Super A was an improved version of the A. The biggest change was that the previous Lift-All system was replaced with the new Touch Control hydraulic system. This was in response to the Ferguson three-point system used by Ford.

Variants

Variants
Super AV:	high-clearance, vegetable

Farmall Super A Power

Farmall Super A Power
Drawbar (claimed):	13 hp 9.7 kW
PTO (claimed):	16 hp 11.9 kW

Farmall Super A Engines

Farmall Super A Engines
International Harvester 1.9L 4-cyl gasoline
International Harvester 1.9L 4-cyl kerosene
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
Steering:	manual
Brakes:	differential mechanical contracting band
Cab:	Open operator station.
Transmission:	4-speed sliding gear
Transmission details ...

Capacity

Capacity
Fuel:	11 gal 41.6 L
Aux. fuel:	0.75 gal 2.8 L
Hydraulic system:	2.1 gal 7.9 L
Rear hubs:	3 qts 2.8 L (each)

Hydraulics

Hydraulics
Type:	IH Touch-Control
Capacity:	2.1 gal 7.9 L
Valves:	1

Tractor hitch

Tractor hitch
Type:	mid-mount Touch Control rockshaft

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:	transmission
Rear RPM:	540

Dimensions & Tires

Dimensions & Tires
Wheelbase:	71.1 inches 180 cm
Weight:	2,400 lbs 1088 kg
Front tire:	5.00-15
Rear tire:	9-24
Full dimensions and tires ...

Super A Serial Numbers

Super A Serial Numbers
Location:	On the right side of the seat support
photo of Super A serial number
1947:	250001
1948:	250082
1949:	268196
1950:	281269
1951:	300126
1952:	324470
1953:	336880
1954:	353348
how to read serial numbers...

Belt Pulley

Belt Pulley
Diameter:	8.5 inches 21 cm
Width:	6 inches 15 cm
RPM:	1157
Speed:	2574 ft/min 784.56 meters/min

Electrical

Electrical
Ground:	postitive
Battery volts:	6

Production

Production Manufacturer:Farmall (a part of International Harvester)
Type:Row-Crop tractor
Factories:Chicago, Illinois, USA
Louisville, Kentucky, USA
Total built:117,552
Original price:$750 (1947 )
The Farmall A and B were nearly identical tractors. The A featured an offset engine and wide front end. The offset engine was known as "Cultivision". The B had a centered engine, seat offset to the right, and narrow front end. A high-crop AV version was available.

Variants

Variants AV:Vegetable crop
AI:International industrial

1939 - 1947

High-Clearance tractor

Series:

Series:	AV
	Super AV ↓

Production

Production
Manufacturer:	Farmall (a part of International Harvester)
Type:	High-Clearance tractor
Factories:	Chicago, Illinois, USA
	Louisville, Kentucky, USA

Variants

Variants
A:	row-crop
AI:	International industrial

Farmall AV Power

Farmall AV Power
Drawbar (claimed):	13 hp 9.7 kW
PTO (claimed):	16 hp 11.9 kW
Plows:	1 (16 inch)

Farmall AV Engines

Farmall AV Engines
International Harvester 1.9L 4-cyl gasoline
International Harvester 1.9L 4-cyl kerosene
Fuel tank:	10 gal 37.9 L
Aux. fuel:	1 gal 3.8 L
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
Steering:	manual
Brakes:	mechanical contracting band
Cab:	Open operator station.
Transmission:	4-speed sliding gear
Transmission details ...

Tractor hitch

Tractor hitch
Type:	IH Pneumatic Lift-All

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:	transmission
Rear RPM:	540 (1-1/8)

Dimensions & Tires

Dimensions & Tires
Weight:	2,400 lbs 1088 kg
Front tire:	4.00-19
Rear tire:	9-36
Full dimensions and tires ...

AV Serial Numbers

AV Serial Numbers
Location:	Serial number plate on the Farmall AV seat support bracket.
photo of AV serial number
1939:	501
1940:	6744
1941:	41500
1942:	80739
1944:	96390
1945:	113218
1946:	146700
1947:	182964 (Chicago)
End:	198298 (Chicago)
1947:	200001 (Louisville)
End:	220829 (Louisville)
how to read serial numbers...

Belt Pulley

Belt Pulley
Diameter:	8.50 inches 21 cm
Width:	6 inches 15 cm
RPM:	1156
Speed:	2574 ft/min 784.56 meters/min

Electrical

Electrical
Ground:	positive
Battery volts:	6

Farmall A Power

Farmall A Power Plows:1*16-inch
Drawbar (tested):16.32 hp
12.2 kW
Belt (tested):18.34 hp
13.7 kW
power test details ...

1939 - 1947

Row-Crop tractor

Series:

Series:	A
	Super A ↓

Nebraska Tractor Test 329

Nebraska Tractor Test 329
Gasoline 4-speed 2WD September 28 - October 6, 1939 Link: Nebraska Tractor Test 329 file
Belt power (max):	18.34 hp 13.7 kW
Belt fuel use (max):	1.6 gal/hour 6.1 l/hour
Drawbar performance
Max power:	16.32 hp 12.2 kW
Gear 2 used for power test.
Max pull:	2,387 lbs 1082 kg
Gear 1 used for pull test.

Nebraska Tractor Test 330

Nebraska Tractor Test 330
Distillate 4-speed 2WD October 9 - 16, 1939 Link: Nebraska Tractor Test 330 file
Belt power (max):	16.51 hp 12.3 kW
Belt fuel use (max):	1.4 gal/hour 5.3 l/hour
Drawbar performance
Max power:	15.17 hp 11.3 kW
Gear 2 used for power test.
Max pull:	2,360 lbs 1070 kg
Gear 1 used for pull test.

Farmall A Engines

Farmall A Engines International Harvester 1.9L 4-cyl gasoline International Harvester 1.9L 4-cyl kerosene Fuel tank:10 gal
37.9 L
Aux. fuel:1 gal
3.8 L
Engine details ...

1939 - 1947

Row-Crop tractor

Series:

Series:	A
	Super A ↓

Engines overview

Engines overview
International Harvester 1.9L 4-cyl gasoline
International Harvester 1.9L 4-cyl kerosene

Engine Detail

Engine Detail
International Harvester C113
gasoline
4-cylinder
liquid-cooled
Displacement:	113.1 ci 1.9 L
Bore/Stroke:	3.00x4.00 inches 76 x 102 mm
Compression:	6.0:1
Rated RPM:	1400
Firing order:	1-3-4-2
Starter:	manual
	electric*Optional
Starter volts:	6
Coolant capacity:	13 qts 12.3 L

Engine Oil

Engine Oil

Oil capacity:	5 qts 4.7 L
Oil change:	120 h

Engine Detail

Engine Detail
International Harvester
kerosene
4-cylinder
liquid-cooled
Displacement:	113.1 ci 1.9 L
Bore/Stroke:	3.00x4.00 inches 76 x 102 mm
Rated RPM:	1400
Firing order:	1-3-4-2
Starter:	manual
	electric*Optional
Starter volts:	6
Oil capacity:	5 qts 4.7 L
Coolant capacity:	13 qts 12.3 L

Mechanical

Mechanical Chassis:4x2 2WD
Steering:manual
Brakes:mechanical contracting band
Cab:Open operator station.
Transmission:4-speed sliding gear
Transmission details ...

1939 - 1947

Row-Crop tractor

Series:

Series:	A
	Super A ↓

Transmission

Transmission
Type:	sliding gear
Gears:	4 forward and 1 reverse

Speeds

Speeds

Tractor hitch

Tractor hitch Type:IH Pneumatic Lift-All

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:transmission
Rear RPM:540 (1.125)

Dimensions & Tires

Dimensions & Tires Weight:2400 lbs
1088 kg
Front tire:4.00-15
Rear tire:9-24
Full dimensions and tires ...

1939 - 1947

Row-Crop tractor

Series:

Series:	A
	Super A ↓

Farmall A Tires

Farmall A Tires
Ag front:	4.00-15
Ag rear:	9-24

Dimensions

Dimensions
Length:	106.3 inches 270 cm
Width:	76.8 inches 195 cm
Height (steering wheel):	63.3 inches 160 cm
Weight:	2400 lbs 1088 kg
Ballasted weight:	3,450 lbs 1564 kg
Clearance (front axle):	21.875 inches 55 cm
Clearance (rear axle):	20.875 inches 53 cm

A Serial Numbers

A Serial Numbers Location:Seat support bracket
photo of A serial number
1939:FAA501
1940:FAA6744
1941:FAA41500
1942:FAA80739
1944:FAA96390
1945:FAA113218
1946:FAA146700
1947:FAA182964 (Chicago)
Final:FAA198298 (Chicago)
1947:FAA200001 (Louisville)
Final:FAA220829 (Louisville)

how to read serial numbers...