John Deere M146479 power flow belt is compatible with the following models with 54″ decks:

• GT235, GT245,
• GX255, GX325, GX335, GX345, GX355,
• LX255, LX266, LX277, LX279, LX280, LX288,
• X320, X340, X465, X475, X485, X495,
• X500, X520, X530, X534, X540, X575, X585, X590, X595
• X700, X720, X724, X728, X729, X740, X744, X748, X749,
• X750 with 54″ or 62″ Decks
• X754 with 54″ or 62″ Decks
• X758 with 54″ or 62″ Decks
• Z425, Z445.