Allis Chalmers 20-35

Allis Chalmers 20-35 Technical Specifications

Allis Chalmers 20-35 is a Row-Crop tractor that was produced by the John Deere between 1922 – 1930.

Below you will find detailed technical specifications for Allis Chalmers 20-35 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Allis Chalmers 20-35 Production

Manufacturer: Allis Chalmers
Type: Standard-tread tractor
Factory: West Allis, Wisconsin, USA
When the Allis-Chalmers E 18-30 was re-tested in 1921 at 930 RPM, it produced a rated 38 belt horsepower. The tractor was re-named the 20-35.

Allis Chalmers 20-35 Power

Drawbar (claimed): 20 hp
14.9 kW
Belt (claimed): 35 hp
26.1 kW
Drawbar (tested): 33.20 hp
24.8 kW
Belt (tested): 44.29 hp
33.0 kW

Allis Chalmers 20-35 Mechanical

Chassis: 4×2 2WD
Steering: manual
Cab: Open operator station.
Transmission: 2-speed unsynchronized gear

Title serial numbers

Location: Serial number on a plate in front of the steering wheel until 1927. After, the serial number is front of shifter on transmission case.
1923: 6161
1924: 6397
1925: 6755
1926: 7369
1927: 8070
1928: 9870
1929: 16762
1930: 23252
Final: 24185

how to read serial numbers…

What year is my Allis Chalmers 20-35? Serial Number Decoder

The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.

The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.

Allis Chalmers 20-35 Engine detail

Engine Detail
Allis Chalmers
liquid-cooled vertical valve-in-head
Displacement: 460.7 ci
7.6 L
Bore/Stroke: 4.75×6.50 inches
121 x 165 mm
Fuel system: Kingston L 1.5″ carburetor
Air cleaner: oil bath
Rated RPM: 930
Coolant capacity: 40 qts
37.9 L

Allis Chalmers 20-35 Transmission overview

Engine Oil

Type: unsynchronized gear
Gears: 2 forward and 1 reverse
Clutch: hand-operated expanding shoe

Allis Chalmers 20-35 Dimensions

Length: 135 inches
342 cm
Width: 66 inches
167 cm
Height: 68 inches
172 cm
Weight: 6640 lbs
3011 kg

Allis Chalmers 20-35 Tests

Nebraska Tractor Test 83
Gasoline 2-speed 2WD
September 15 – 24, 1921
Link: Nebraska Tractor Test 83 file
Belt power (max): 43.73 hp
32.6 kW
Belt fuel use (max): 4.7 gal/hour
17.8 l/hour
Drawbar performance
Max power: 25.45 hp
19.0 kW
Max pull: 3075 lbs
1394 kg

Nebraska Tractor Test 151

Nebraska Tractor Test 151
Gasoline 2-speed 2WD
June 19 – 26, 1928
Link: Nebraska Tractor Test 151 file
Belt power (max): 44.29 hp
33.0 kW
Belt fuel use (max): 5.0 gal/hour
18.9 l/hour
Drawbar performance
Max power: 33.20 hp
24.8 kW
Max pull: 4,400 lbs
1995 kg


Is Allis Chalmers 20-35 a good tractor?

The Allis Chalmers 20-35 is one of the great tractors in the Allis Chalmers stable, and it has earned Allis Chalmers a fantastic reputation.

How much oil does a Allis Chalmers 20-35 take?

Check out the Allis Chalmers 20-35 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Allis Chalmers made the 20-35?

The Allis Chalmers 20-35 was an agricultural tractor model made from 1922 – 1930

Where is the serial number on a Allis Chalmers 20-35?

Lookup serial number on a plate in front of the steering wheel until 1927. after, the serial number is front of shifter on transmission case.

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