As of 2015, Farmall Cub Tractor parts diagrams are viewable on several websites, including TM Tractor Parts and FarmallCub.info. Scans of original International Harvester, McCormick-Deering and Farmall Cub tractors and implements catalogs and Blue Ribbon service manuals provide the diagrams.
The Farmall Cub or International Cub, widely known as "Cub," was manufactured by International Harvester under the McCormick-Deering, the Farmall or the International names from 1947 to 1981 in Louisville, Kentucky. Cub was the smallest tractor they made and had two major variations, the Standard Cub and the Lo-Boy Cub or Cub Lo-Boy. They came in either a distinctive solid IH Red or Federal Yellow.