Harley 883 1200 Sportster Flywheel Crankshaft Crank 23931-88 Removed from a 89 Sportster with really low miles. Everything is within spec. Used Oem. Condition is Used. Shipped with USPS Parcel Select Ground. In great shape has no up-and-down movement in the. Do you have any questions or need any more detailed pictures or measurements please feel free to contact me anytime.