OEM Replacement Belt / Simplicity 1734131SMPack Size:1Simplicity 1734131, Simplicity 1734131SM, Snapper 1734131SMSimplicity Axion zero-turn riders with 50" deck; Snapper 150Z Series ZT Twin Stick Riders with 50" deckBelt Application: Deck, Type: Covered, Width: 1/2 ", Length: 73 1/2 "