Replacement Aftermarket belt for 37X25 MURRAY 0-2257 Belt for Trans. Length: 38 in Outside Weight: 0.14 Top Width: 3/8 in Height: 7/32 in Material: Aramid or Kevlar, usually in blue or green color. The kevlar cord construction combine stretch with durability and strength. Recommended use: Heavy duty applications as mowers, snow blowers and other high demand equipment. Replacement for Ariens Gravely Tiller: 901013 - 901018