Power: 0 Date of manufacture : 1922 - 1925
Production Manufacturer: Avery Type: Half-track Crawler tractor Factory: Peoria, Illinois, USA Avery Track Runner Power Plows: 3-4*14-inch Avery Track Runner Engine Mechanical Chassis: half-track Cab: Open operator station. Transmission: 2-speed gear Dimensions & Tires Weight: 5000 lbs 2268 kg Rear tire: tracks Full dimensions and tires ... Belt Pulley Diameter: 12 inches 30 cm Width: 8.5 inches 21 cm RPM: 1100

Avery 25-50	Power: 55 hp	Date of manufacture : 1916 - 1923

Avery 40-80	Power: 88 hp	Date of manufacture : 1913 - 1920

Avery Ro-Trak	Power: 0	Date of manufacture : 1938 - 1941

Avery Track Runner	Power: 0	Date of manufacture : 1922 - 1925

Barreiros 40.45	Power: 40 hp	Date of manufacture : 1964 - 1969

Barreiros 50.55	Power: 52 hp	Date of manufacture : 1974 - 1980

Barreiros 70.70	Power: 64 hp	Date of manufacture : 1974 - 1980