This is a A-K36134 Ring Gear, Flywheel PN: K36134Main Description As Following : A-K36134 Ring Gear, Flywheel P.N: K36134 Inside Diameter: 12.970"Outside Diameter: 14.160"Teeth: 102Width: .630" Replaces: A-K361134 DAVID BROWN , A-VPC4206 MISCELLANEOUS Found in Section & Models : Tractor Parts Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada