John Deere A

Last Updated: September 2024

Overview

The John Deere A is a row crop tractor that was made from 1947 to 1952. It has a 2WD design with manual steering and a simple gear transmission. This tractor is built for farm work and has six forward gears and one reverse gear.

Under the hood, the John Deere A has a liquid-cooled, 2-cylinder engine. It runs on gasoline or all-fuel and has average power for its time, with 26.6 hp. The engine is naturally aspirated, which means it doesn't use a turbocharger. It has a 540 rpm PTO for running farm tools. The tractor weighs 3900 lb and has an open operator station, which was common for its era. It uses an electric starter and has mechanical brakes.

This tractor is compact, measuring 133.9 inches long, 86.2 inches wide, and 63.8 inches tall. It has agricultural tires and an open center hydraulic system. The John Deere A was designed for row crop work and could handle various farm tasks. Its simple design made it easy to maintain and repair, which was important for farmers in the late 1940s and early 1950s.
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Key Specifications

Category: Row Crop

Power Output: 27 hp (19.8 kW)

Transmission: Unsynchronized gear

Drive Type: 2WD

Operating Weight: 3900 lb (1769 kg)

Fuel Type: All-fuel/Gasoline

John Deere A vs. Similar Tractors

Power Output

The Power Output for the John Deere A is Poor. It is greater than 2% of similar Row Crop tractors in our database.

Horsepower distribution of Row Crop tractors

(across 1.1K+ tractors in our database)

Operating Weight

The Operating Weight for the John Deere A is Poor. It is greater than 4% of similar Row Crop tractors in our database.

Operating weight distribution of Row Crop tractors

(across 1.3K+ tractors in our database)

Engine Displacement

The Engine Displacement for the John Deere A is Average. It is greater than 34% of similar Row Crop tractors in our database.

Engine displacement distribution of Row Crop tractors

(across 1K+ tractors in our database)

Engine Rated RPM

The Engine Rated RPM for the John Deere A is Poor. It is greater than 0% of similar Row Crop tractors in our database.

Engine rated RPM distribution of Row Crop tractors

(across 1K+ tractors in our database)

Technical Specifications

Engine

Manufacturer
John Deere
Model
A
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
OHV
Fuel Type
All-fuel/Gasoline
Induction Type
Natural aspirated
Cylinders
2
Displacement
321 ci (5.3 L)
Bore
5.51 in (140.0 mm)
Stroke
6.73 in (170.9 mm)
Rated RPM
975
Power Output
27 hp (19.8 kW)
Tested Power Output
19 hp (14.0 kW)

Transmission

Type
Unsynchronized gear
Forward Gears
6
Reverse Gears
1
Total Gears
7

Drivetrain

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
Manual
Brake Type
Differential mechanical expanding shoe