MTD 918-0138C Spindle Assembly for 38-Inch and 42-Inch Decks This is an O.E.M. authorized part Fits various MTD models OEM Part Number 918-0138C This is a MTD replacement part MTD original equipment part 90-day warranty for defects in material or workmanship Fits 38-inch & 42-inch cut, star hole blades 5.0-inch diameter