High-strength 15T pinion gear (first gear) made from tough 7075 T6 aluminum and particularly hardcoated for superior energy, light-weight, and high durability. Produced on a unique gear machine, all pinions function ultra-precise enamel shaping and ultra-true running for vibration-free operation. Fine interior threading allows effortless installation on XCA clutchbells (standard or lightweight versions). Each pinion is finely etched utilizing the tooth quantity for easy & fast recognition. Obtainable in popular gearing sizes, enabling you to get the perfect gear ratio for almost any track.
