Allis Chalmers L tractor specifications

1921 - 1927

1921 - 1927 Standard-tread tractor

Production

Production Manufacturer:Allis Chalmers
Type:Standard-tread tractor
Factory:West Allis, Wisconsin, USA
Total built:1,705
The model Allis-Chalmers model L was also named the 12-20 and the 15-25.

Allis Chalmers L Power

Allis Chalmers L Power Drawbar (claimed):12 hp
8.9 kW
Belt (claimed):20 hp
14.9 kW
Drawbar (tested):21.42 hp
16.0 kW
Belt (tested):33.18 hp
24.7 kW
power test details ...

1921 - 1927

Standard-tread tractor

Nebraska Tractor Test 82

Nebraska Tractor Test 82
Gasoline 2-speed 2WD September 13 - 24, 1921 Link: Nebraska Tractor Test 82 file
Belt power (max):	33.18 hp 24.7 kW
Belt fuel use (max):	3.9 gal/hour 14.8 l/hour
Drawbar performance
Max power:	21.42 hp 16.0 kW
Max pull:	3000 lbs 1360 kg

Allis Chalmers L Engine

Allis Chalmers L Engine Midwest 4.6L 4-cyl gasoline Fuel tank:20 gal
75.7 L
Engine details ...

1921 - 1927

Standard-tread tractor

Engine Detail

Engine Detail
Midwest
gasoline
4-cylinder
liquid-cooled vertical valve-in-head
Displacement:	280.6 ci 4.6 L
Bore/Stroke:	4.125x5.25 inches 105 x 133 mm
Rated RPM:	1100
Starter type:	hand-crank
Coolant capacity:	24 qts 22.7 L

Mechanical

Mechanical Chassis:4x2 2WD
Steering:manual
Cab:Open operator station.
Transmission:2-speed gear
Transmission details ...

1921 - 1927

Standard-tread tractor

Transmission

Transmission
Type:	gear
Gears:	2 forward and 1 reverse

Speeds

Speeds

Dimensions & Tires

Dimensions & Tires Weight:4,400 lbs
1995 kg
Front tire:32x6
Rear tire:46x12
Full dimensions and tires ...

1921 - 1927

Standard-tread tractor

Allis Chalmers L Tires

Allis Chalmers L Tires
Ag front:	32x6 (steel)
Ag rear:	46x12 (steel)

Dimensions

Dimensions
Length:	135 inches 342 cm
Width:	66 inches 167 cm
Height:	62 inches 157 cm
Weight:	4,400 lbs 1995 kg

L Serial Numbers

L Serial Numbers Location:rear fuel tank support
1921:20001
1922:20335
1923:20498
1924:20906
1925:20996
1926:21371
1927:21682

how to read serial numbers...