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Universal Parts Steering Stem Bearing and Race Set
- Complete Head Tube Bearing and Race Kit
- Upper Bearing Cup Inner Diameter: 27.3mm and Outer Diameter: 30mm
- Lower Bearing Cup Inner Diameter: 30.4mm and Outer Diameter: 33mm
- Includes Steering Stem Nut and Lower Race
- Does Not Include Bearing Grease
Universal Parts Steering Stem Bearing and Race Set for 50cc QMB139 engine based Sunny Style scooters. May fit other style scooters, please see Specifications tab for more information. Does not include bearing grease. Head tube bearings should be greased at time of installation.