Why ProPartsPlace? Fastest Shipping! Reasonable Prices! Great Feedback! Excellent customer service! This sale is for one BRAND NEW REPLACEMENT belt. This is an exact fit belt made to the exact OEM (original equipment manufacturer) specifications. This is not a "will fit" belt! You will see several listings for this belt on eBay and please compare apples to apples. This is not some industrial or poly belt that will work on your mower but a belt made for you mower! Your belt WILL HAVE THE part number on the belt and this is the actual belt pictured and not a generic photo! REPLACES: MASSEY FERGUSON 515383M1 Massey Ferguson INDUSTRIAL/CONSTRUCTION: 10 Massey Ferguson INDUSTRIAL/CONSTRUCTION: 12 Lawn & Garden & Specialty Belts > Riding Mower Massey Ferguson LAWN/GARDEN TRACTOR: 10 Massey Ferguson LAWN/GARDEN TRACTOR: 12 The belt is 7/8" X 60" RAW EDGE HIGH POWER RATED EXACT oem spec replacement belt! claimer: We list model numbers and part numbers for references only. At times the same model may take different parts based on serial number breaks or manufacturers specifications. We list all the specifications on the part (size, width, length, thickness, etc.) and YOU must know what is needed on YOUR application. We canÂt possibly make it more known as to what you are receiving when you purchase.