Avery 12-20
The Avery 12-20 is a tractor produced by Avery. It is equipped with a 360.8 ci 5.9 L engine. The rated power output is 24.3 hp 18.1 kW. Transmission: 2 forward and 1 reverse. Operating weight: 5,500 lbs 2494 kg.
Engine Power
24.3 hp
18.1 kW
Fuel & Capacities
16 gal
60.6 L
Transmission
2 forward and 1 reverse
Operating Weight
5,500 lbs
2494 kg
Avery 12-20 Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
![]() | 1920 - 1922 | 1920 - 1922 |
|---|
Production | |
|---|---|
Manufacturer | Avery |
Built in Peoria, Illinois | |
Avery 12-20 Engine | |
|---|---|
Avery 5.9L 4-cyl kerosene | |
Fuel tank | 16 gal
60.6 L |
Aux. fuel | 6 gal
22.7 L |
Engine details ... | |
Avery 12-20 Transmission | |
|---|---|
2-speed | |
Transmission details ... |
Avery 12-20 Power | |
|---|---|
Drawbar (claimed) | 12 hp
8.9 kW |
Belt (claimed) | 20 hp
14.9 kW |
Drawbar (tested) | 17.6 hp
13.1 kW |
Belt (tested) | 24.3 hp
18.1 kW |
Performance test details ... | |
Mechanical | |
|---|---|
Two-wheel drive |
Dimensions & Tires | |
|---|---|
Weight | 5,500 lbs
2494 kg |
Front tire | 32x5 |
Rear tire | 52x14 |
Full dimensions and tires ... | |
Engine
Engine Detail — 360.8 ci / 5.9 L Kerosene
Manufacturer | Avery |
Fuel Type | Kerosene |
Configuration | 4-cylinder, liquid-cooled horizontal opposed |
Displacement | 360.8 ci
5.9 L |
Bore/Stroke | 4.375x6.00 inches
111 x 152 mm |
Rated RPM | 800 |
Coolant capacity | 44 qts
41.6 L |
Transmission
Transmission — 2 forward and 1 reverse
Gears | 2 forward and 1 reverse |
Dimensions
Avery 12-20 Tires | |
|---|---|
Ag front | 32x5 steel |
Ag rear | 52x14 steel |
Dimensions | |
|---|---|
Length | 130 inches
330 cm |
Width | 56 inches
142 cm |
Height | 78 inches
198 cm |
Weight | 5,500 lbs
2494 kg |
Tests
Nebraska Tractor Test 41 | |
|---|---|
July 1920 | |
Belt power (max) | 24.3 hp
18.1 kW |
Drawbar performance | |
Max power | 17.6 hp
13.1 kW |
Max pull | 2,608 lbs
1182 kg |
Related models
Avery 18-36
- Power:
- 27
- Production years:
- 1916 - 1922
Avery 12-25
- Power:
- 27.8
- Production years:
- 1912 - 1922
Avery 15-25
- Power:
- 27.8
- Production years:
- 1922 - 1924
Avery Ro-Trak
- Power:
- -1
- Production years:
- 1938 - 1941
Avery 20-35
- Power:
- 38.9
- Production years:
- 1923 - 1927
