Poulan Pro PB155G42 6-Speed Lawn Tractor, 42-Inch (Discontinued by Manufacturer) 15.5 HP Briggs & Stratton engine 42-Inch Cutting Width 6 speed lever driven gear transmission 6 position deck height adjustment Turf Saver 15 x 6 - 6 inch front tires and 20 x 8 - 8 inch rear tires