High-strength 17T pinion first gear made out of tough 7075 T6 alu, big and particularly hardcoated for superior energy, high durability and endurance. The top size enables the motor become further far from the bulkheads to be sure all standard engines fit totally.
Created on a particular gear unit, all pinions work ultra-precise enamel shaping and ultra-true working for vibration-free operation. Fine internal threading allows effortless installation on XCA clutchbells (standard or lightweight variations). Each pinion is fine etched along with the enamel quantity for quick & simple recognition. Accessible in popular gearing sizes, permitting you to find the perfect gear ratio for just about any track.
