We took our best-selling zero-turn mower and made it even better! Featuring patented suspension technology, with updates to the geometry and components in our front end suspension, providing improved ground following, the IS® 2100Z is truly a cut above the rest. Integrated Hydro-Gear® Commercial ZT-5400 Powertrain® transaxles provide improved reliability and durability. With a variety of engine and deck combinations, you'll find a model to best fit your needs.