The Arrma® Grom Servo Saver Set system is a set of spare parts for use on Arrma platforms 1/18 Typhon Grom, Mojavo Grom, and Granite Grom. Alternatively, the set also functions as a direct replacement part for the Losi 1/12 NASCAR Race Car. This system is pre-installed in these kits and offers easy installation, ensuring a precise fit. The package includes a servo saver set.