High-strength pinion gear produced from tough 7075 T6 aluminum and particularly hardcoated for superior energy, light weight, and high durability. Developed on a unique gear device, all pinions function ultra-precise tooth shaping and ultra-true operating for vibration-free procedure. Fine interior threading allows simple installation. Each pinion is okay etched with all the tooth quantity for fast & effortless recognition. Fits GTXE cars.