Allis Chalmers HD9 tractor specifications

1951 - 1955

1951 - 1955 Agricultural Crawler tractor

Series:

Series:HD9HD11 ↓

1955 - 1965

Agricultural Crawler tractor

Production

Production
Manufacturer:	Allis Chalmers
Type:	Agricultural Crawler tractor
Factory:	Springfield, Illinois, USA

Allis Chalmers HD11 Power

Allis Chalmers HD11 Power
Engine (net):	99 hp 73.8 kW
Engine:	130 hp 96.9 kW
Drawbar (claimed):	58 hp 43.3 kW
Belt (claimed):	80 hp 59.7 kW
Drawbar (tested):	73.8 hp 55.0 kW
Belt (tested):	89.75 hp 66.9 kW
power test details ...

Allis Chalmers HD11 Engine

Allis Chalmers HD11 Engine
Allis-Chalmers 8.5L 6-cyl diesel
Fuel tank:	60 gal 227.1 L
Engine details ...

Mechanical

Mechanical
Chassis:	crawler
Brakes:	contracting band
Cab:	Open operator sttion.
Transmission:	6-speed sliding gear
Transmission details ...

Dimensions & Tracks

Dimensions & Tracks
Weight:	22200 lbs 10069 kg
tracks
Full dimensions and tracks ...

HD11 Serial Numbers

HD11 Serial Numbers
Location:	Steering clutch housing or instrument panel

Production

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

Allis Chalmers HD9 Power

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
power test details ...

1951 - 1955

Agricultural Crawler tractor

Series:

Series:	HD9
	HD11 ↓

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.

Allis Chalmers HD9 Engine

Allis Chalmers HD9 Engine General Motors 4.7L 4-cyl diesel Fuel tank:55 gal
208.2 L
Engine details ...

1951 - 1955

Agricultural Crawler tractor

Series:

Series:	HD9
	HD11 ↓

Engine Detail

Engine Detail
General Motors
blower diesel
4-cylinder
liquid-cooled 2-cycle vertical I-head
Displacement:	284 ci 4.7 L
Bore/Stroke:	4.25x5.00 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

Mechanical

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

1951 - 1955

Agricultural Crawler tractor

Series:

Series:	HD9
	HD11 ↓

Transmission

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

Speeds

Speeds

Dimensions & Tracks

Dimensions & Tracks Weight:18800 lbs
8527 kg
16-inch tracks Full dimensions and tracks ...

1951 - 1955

Agricultural Crawler tractor

Series:

Series:	HD9
	HD11 ↓

Allis Chalmers HD9 Tracks

Allis Chalmers HD9 Tracks
Size:	16-inch tracks
Option:	20-inch tracks

Dimensions

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

HD9 Serial Numbers

HD9 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...