530T-550T Belt dimension- 128.8 x 20 Orange Peel Finish Standard Commercial 2 Ply 2.5mm ​Requires Lubrication   ***PLEASE NOTE*** Before installing your new belt. The treadmill deck must be replaced or flipped to an unused surface. Failure to do so will void the warranty & decrease the life of the belt. ***Requires Wax or Silicone Oil***   Fits The Following Models: