"Introduced in 1939, the FN (Fabrique Nationale) Tricar T3 was well received by the Belgian Army (only 3 Tricars seem to have been exported: to South America and the Dutch East Indies). 331 units were ordered and partially delivered before May 1940. Basically the Tricar could carry a load of 550kg or five troopers including the driver. The vehicle was derived from the succesfull FN M12 motorcycle/sidecar combination" Via: