Shift to a whole new degree of performance with the Hydro-Gear ZT-5400 hydrostatic transaxle drive system. It features a 2-speed foot pedal and delivers maximum output and torque. With two engine options and up to 37 horsepower, the ZT7000 delivers major power and pro-grade performance. The science behind the perfect cut is defined by the AirFX™ zero-turn mower cutting deck. Built to tackle all turf types, it features a deep, bullnose design that increases vacuum, lifting grass up to the cutting blade for a superior quality of cut and a better-protected cutting deck.