Got a Kyosho Mini-Z 4x4 crawler that needs a servo fix or upgrade? This MX01 servo motor is exactly what you're looking for. It's a direct replacement part designed specifically for Mini-Z crawler models (like the MX-01 chassis). The set includes both the servo motor and the potentiometer, which work together to control steering accurately. Installing it is pretty straightforward if you're familiar with RC repairs—just follow your model's manual or check online guides. It restores smooth, responsive steering to your tiny off-roader. Kyosho parts are known for their quality and fit, so you can trust this servo to perform. Whether you're replacing a worn-out part or building a custom rig, this servo is essential. Keep your Mini-Z crawling like new! Note: some basic tools and know-how are needed for installation. Perfect for hobbyists and RC enthusiasts who love to tinker.