Allis Chalmers HD9

Allis Chalmers HD9 Technical Specifications

Allis Chalmers HD9 is a Row-Crop tractor that was produced by the John Deere between 1951 – 1955.

Below you will find detailed technical specifications for Allis Chalmers HD9 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 HD9 Production

Manufacturer: Allis Chalmers
Type: Agricultural Crawler tractor
Factory: Springfield, Illinois, USA
Total built: 5,850

Allis Chalmers HD9 Power

Drawbar (claimed): 70 hp
52.2 kW
Belt (claimed): 84 hp
62.6 kW
Drawbar (tested): 67.39 hp
50.3 kW
Belt (tested): 79.1 hp
59.0 kW

Allis Chalmers HD9 Mechanical

Chassis: crawler
Cab: Open operator station.
Transmission: 6-speed gear

Title serial numbers

Location: Steering clutch housing or instrument panel
1950: 1
1951: 2
1952: 738
1953: 1883
1954: 3591
1955: 5209
Final: 5850

how to read serial numbers…

What year is my Allis Chalmers HD9? 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 HD9 Engine detail

Engine Detail
General Motors
blower diesel
liquid-cooled 2-cycle vertical I-head
Displacement: 284 ci
4.7 L
Bore/Stroke: 4.25×5.00 inches
108 x 127 mm
Compression: 16.0:1
Rated RPM: 1600
Starter volts: 12
Oil capacity: 16 qts
15.1 L
Coolant capacity: 29 qts
27.4 L

Allis Chalmers HD9 Transmission overview

Engine Oil

Type: gear
Gears: 6 forward and 3 reverse
Oil capacity: 27 qts
25.6 L

Allis Chalmers HD9 Dimensions

Length: 150 inches
381 cm
Width: 95.1 inches
241 cm
Height: 73.1 inches
185 cm
Shipping weight: 18800 lbs
8527 kg
Gauge: 74 inches
187 cm

Allis Chalmers HD9 Tests

Nebraska Tractor Test 463

Nebraska Tractor Test 463
Diesel 6-speed crawler
July 17 – 28, 1951
Link: Nebraska Tractor Test 463 file
Belt power (max): 79.1 hp
59.0 kW
Drawbar performance
Max power: 67.39 hp
50.3 kW
Gear 2 used for power test.
Max pull: 19035 lbs
8634 kg
Gear 1 used for pull test.


Is Allis Chalmers HD9 a good tractor?

The Allis Chalmers HD9 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 HD9 take?

Check out the Allis Chalmers HD9 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 HD9?

The Allis Chalmers HD9 was an agricultural tractor model made from 1951 – 1955

Where is the serial number on a Allis Chalmers HD9?

Lookup steering clutch housing or instrument panel

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