This Robinson Racing Products pinion gear features 15 teeth cut to 32 pitch (0.8 module) and is machined from steel for durability under drivetrain loads. It includes a set screw for securing the gear to the motor shaft. Designed as a factory replacement or upgrade pinion for compatible Traxxas electric platforms, it is a direct-fit part for hobbyists maintaining or re-gearing their vehicle. Features: Steel construction 32 pitch / 0.8 module tooth profile 15-tooth count Includes set screw 7/7/26 cs