You are purchasing a New OEM John Deere Mower Deck Drive. Description: NEW OEM John Deere Mower Deck Drive V-Belt. Deck drive belts powers the lawn mower blades. John Deere belts contain strong material to prevent stretching and roll over which provides smooth blade engagement and consistent power to the mower deck. OEM belts are designed for a perfect fit that prevents slippage and inconsistent blade speed. Weight: 1.631 lb. Width: 0.63 in. Effective Length: 3033.7 mm (119.4 inch). Thickness: 14.7 mm. Fits: X465, X475, X485, X495, X575, X585, X595, X700, X720, X724, X728, X729, X740, X744, X748, X749.