The McCormick 3660116M1 Relay Support Base is an authentic OEM component designed for secure mounting of electrical relays in various McCormick tractor models. This durable base ensures proper electrical system function and reliable performance. It is compatible with a wide range of McCormick C, MC, MTX, T, X60, X70, X7, X8, X4, X5, and X6 series tractors, including specific VT-DRIVE and P6-DRIVE variants. Measuring 95mm in length, 51mm in width, and 51mm in height, with a weight of approximately 0.05 kg, this base is a direct replacement part for maintaining the integrity of your tractor's electrical system.