New take off Carlisle Turfmaster 24×12-12 tire mounted on John Deere TCA17309 wheel for Z800A and Z900A, B, E, M or R series mowers with the exception of the Z997R John Deere Commercial zero turn mowers with 54″ and 60″ decks. I also have the other version listed for 72 Decks. The bolt pattern is 4 on 4″, the rim is 8.5″x12″ and the hub is about 4″ offset from the back of the rim.