Original 1932 Studebaker 3 Ton Trucks Dealer Parts Catalog [First Edition]. This Dealer Parts Book [dated April 1st, 1932] covers the 3 Ton Series S120-S130-S140-S150 Trucks. This is what the Dealer used to order available Factory Replacement Parts for your Truck. It has Part Numbers, Description, Application and Illustrations for these Parts. It is in very good condition for its age with minor wear, soiling and blemishing [see photos].