The Troy-Bilt Pony 42 helps you tackle yardwork with ease. The Step-Thru frame is designed for easy on and off access with ample legroom. Seven-speed Shift-on-the-Go transmission lets you quickly adjust and control the mowing speed. The AGM battery is designed to provide reliable starting season after season.15.5 hp/500 cc Briggs and Stratton engine for reliable starting and plenty of power42 in side discharge, steel cutting deck with twin blade design helps deliver a clean, even cutSeven-speed Shift-on-the-Go transmission has dash panel control that is easy to see and adjustAGM battery provides a longer lifespan and lower maintenance compared to traditional lead acid wet batteries, with improved starting performance for reliable starting season to season