The Cub Cadet RZT S54 KH is a zero-turn mower produced from 2013 to 2024 as part of the RZT S Series. It features a 25 hp Kohler SV730 725cc 2-cylinder air-cooled gasoline engine, hydrostatic Hydro-Gear EZT transmission with infinite forward and reverse speeds, and two-wheel drive with differential power steering. The mower has an open operator station and an independent mid PTO with electric clutch. It rides on 13x5.0-6 front and 18x9.5-8 rear tires, weighs 635 lbs (288 kg), and measures 80 inches in length and 36 inches in height. The mower deck is a 54-inch mid-mount Cub Cadet type with 3 blades, offering a cutting width of 54 inches and cut height adjustable from 1.5 to 4 inches.