Solid Tire Assembly / Exmark 103-2171Pack Size:1Exmark 103-1224, Exmark 1-513648, Exmark 103-2171, Exmark 513648, Exmark 103-2171, Ferris 1521181, Ferris 5021181, John Deere AM115510, Kees 101904, Lesco 025991, Toro 1-513648Dealer Choice 9354DC4-JD, Dealer Choice 9354DC4-EM, Edgewater 682119, Edgewater 682121, J. Thomas JT-98915EX, NHC 224-8050, Oregon 72-722, Rotary 8579, Sunbelt CO-8550, Sunbelt CO-8579, Sunbelt B1CO8550, Sunbelt B1CO8579John Deere Fits 38" thru 54" decks Flat-proof design eliminates costly down time, Commercial durability and capacity, Cushioned ride, Specially formulated compound, Backed by solid warranty, Bore: 3/4 ", Bearing installed in hub, Reliance tire, Exmark uses the 4 1/2" hub; need to add spacers that are NOT included, Hub: 4 ", Tread: Smooth, Wheel Size: 9x3.50-4