This original 12V voltage regulator is the perfect choice for your Pony Cross or GTX with electric starter, if you value the highest reliability and fit. Since it is the original part (Beta 521), you benefit from the usual high manufacturing quality that is specifically tailored to the electrical system of your moped. The regulator reliably ensures that the on-board voltage remains constant, thus protecting your lighting from burning out and ensuring that the battery of your E-starter always receives the correct charging voltage. Thanks to the exact match with the original part, you can replace it quickly and easily, so the entire electronics of your vehicle functions stably and safely again in no time.