This radiator water temperature is compatible with select RZR models including 500, 570, 700, 800, 900, 1000, Crew, XP, 4X4, 6X6, EFI, and ETX.It is designed to monitor engine coolant temperature and support proper thermal management.The is a direct-fit replacement and installs easily into the existing radiator or cooling system, providing accurate temperature readings for engine performance in off-road and vehicles with compatible specifications.