The Custom H is a row-crop tractor produced by Custom from 1948 to 1950 in Shelbyville, Indiana, USA. It features a Chrysler 3.8L 6-cylinder liquid-cooled gasoline engine producing 56 hp (41.8 kW). The tractor has a 5-speed gear transmission with 5 forward and 1 reverse gears. It is a two-wheel drive with manual steering and an open operator station. Variants include the HR with a tricycle front and the HW with a wide front. The tractor's dimensions vary slightly between variants, with wheelbases around 91.4 inches (232 cm) and weights ranging from 4136 to 4296 lbs. Standard tires differ by variant, with the HW using 6-16 front and 12-30 rear tires, and the HR using 6-16 front and 11-38 rear tires. The belt pulley diameter is 11 inches with a width of 7.5 inches, running at 1011 RPM and a speed of 2911 ft/min.