Power: 31 hp Date of manufacture : 1916 - 1918
Production Manufacturer: Samson Type: Standard-tread tractor Factory: Stockton, California, USA Original price: $1,750 (1919 ) Samson S25 Power Drawbar (claimed): 12 hp 8.9 kW Belt (claimed): 28.3 hp 21.1 kW Plows: 3 Samson S25 Engine Mechanical Chassis: 4x2 2WD Final drives: bull gear Steering: manual Cab: Open operator station. Transmission: 2-speed gear Photos Samson S25 photos... Dimensions & Tires Weight: 5800 lbs 2630 kg Front tire: 41x18 Full dimensions and tires ... Belt Pulley Diameter: 12 inches 30 cm Width: 8 inches 20 cm RPM: 750 Speed: 2360 ft/min 719.33 meters/min

Samson 6-12	Power: 13 hp	Date of manufacture : 1912 - 1917

Samson 10-25	Power: 27 hp	Date of manufacture : 1914 - 1917

Samson 12-25	Power: 27 hp	Date of manufacture : 1917 - 1918

Samson S25	Power: 31 hp	Date of manufacture : 1916 - 1918

Saukville Saukville	Power: 0	Date of manufacture : 0000 - 0000

Saunderson Light	Power: 0	Date of manufacture : 1922 - 1932