Article Availability Price GM 3138 Substitutes Freewheel Gear, starter Inner Diameter: 12mmLength 1: 80mmNumber of Teeth: 9Outer Diameter 1: 50mmOuter Diameter 2: 29mmRotation Direction: Anticlockwise rotation GM 4473D Substitutes Repair Kit, starter GM 4925D Substitutes Bush, starter shaft Height: 11,7mmInner Diameter: 12,15mmOuter Diameter: 14mm