High-strength 21T pinion gear (second gear) produced from tough 7075 T6 aluminum and specially hardcoated for superior energy, lightweight, and high durability. Produced on a specific gear device, all pinions function ultra-precise enamel shaping and ultra-true running for vibration-free procedure. Fine interior threading allows effortless installation on XCA clutchbells (standard or lightweight variations). Each pinion is fine etched using the tooth number for effortless & fast identification.
Available in popular gearing sizes, allowing you to unearth the right gear ratio for almost any track.
