The Honda Harmony 1011 is a versatile riding lawn mower powered by the reliable Honda GXV340 K1 engine, a single-cylinder, four-stroke, air-cooled engine with a displacement of 337 cc, providing a power output of 11.0 HP at 3600 rpm. It offers a 30-inch mowing deck with sidewise adjustable height settings ranging from 1 to 3.5 inches for various lawn conditions. The Harmony 1011 comes with a gear type transmission, allowing five forward speeds and a single reverse speed. Additionally, it features a sealed hydrostatic transmission with variable speeds, enhancing the mower's maneuverability and ease of use for different terrains. While the detailed steering system and chassis type are not specified, one can assume a standard riding mower layout with a steering wheel and rear-wheel drive configuration. Note that some specifications, such as hitch type, PTO speed, and hydraulic system type, could not be determined from the data provided.