This is a A-70230217 Gear, Crankshaft Timing PN: 70230217Main Description As Following : A-70230217 Gear, Crankshaft Timing P.N: 70230217 Dim A (1): 27 Teeth Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : Dim A (1): 27 Teeth