The Simplicity Axion 20/42 is a zero-turn mower produced from 2007 to 2009 as part of the Axion Series. It features a 20 hp Briggs & Stratton 1-cylinder engine, hydrostatic transmission with infinite forward and reverse speeds, and a 42-inch mid-mount mower deck with electric lift. The mower has an open operator station and runs on a 12-volt electrical system with a 230 CCA battery. It weighs 500 lbs and rides on 11x4-4 front tires and 18x8.50 rear tires. The original price was $2,700 in 2007.