The Avery 20-35 is a farm tractor manufactured by Avery in Peoria, Illinois from 1923 to 1927. It features a 8.6L 4-cylinder kerosene engine with a displacement of 522.6 ci, rated at 900 RPM. The tractor has a 2-speed transmission with 2 forward and 1 reverse gears. It delivers 20 hp drawbar power (claimed) and 35 hp belt power (claimed), with tested drawbar power of 22.6 hp and belt power of 37.3 hp. The tractor weighs 7,500 lbs and rides on 36x6 front and 60x16 rear steel tires. It is a two-wheel drive tractor with serial numbers located on the frame.