This brake pressure switch is compatible with ACE 325, 400, 500, 570, 800, 900, HD, HST, RGR, and RZR XP models.Constructed from aluminum, it is designed to operate reliably in off-road conditions.The switch monitors brake system pressure to support consistent braking performance and is rated for up to 105°C.It serves as a direct-fit replacement component with OEM reference number 4012981.Package includes the brake pressure switch as shown.