Features: Kawasaki FR651V engine The engine has 21.5 gross HP 2 cylinder with electric start The fuel tank has a 5.5-gallon capacity Up to 8 mph forward 48" floating 10 gauge cutting deck 1.5" to 4.5" cutting height in 0.25" increments Easy to use electric blade engagement Greaseable spindles made of cast-aluminum Drive train and dimensions of lawn mower Back tires are 20 x 10 -10 in size Front pneumatic caster tires are 11 x 4 - 5 Hydro-Gear ZT-2800 Transaxle