High-strength pinion gear produced from tough 7075 T6 aluminum and particularly hardcoated for superior strength, lightweight, and high durability. Produced on a special gear device, all pinions function ultra-precise enamel shaping and ultra-true operating for vibration-free procedure. Fine interior threading enables effortless installation. Each pinion is okay etched with all the enamel quantity for quick & effortless recognition. Fits GTXE cars.