Powered by Briggs & Stratton quiet and efficient 4-stroke OHV 625EXi Series engine. ReadyStart�- Starting made easy! No Prime, No Choke, Smooth Pull-Start. Lightweight 18� steel chassis makes light-work of mowing. Ultimate Mulching Performance - Unique mulching blade- disc design generates air-circulation beneath the mower continually cutting the grass - creating a fine mulch. Adjustable handles with soft grip finish - set the handles to suit your height