CYC X6 Controller Upgrade Kit enhances e-bike performance with advanced control, seamless integration, and improved efficiency for a superior riding experience. This set includes everything you need to upgrade your controller from the ASI BAC855 to the CYC X6 controller. It is VESC based & paired with the CYC Ride Control mobile app. Includes: X6 controller Wire cover plate BT magnetic speed sensor (7-pin female) Speed sensor magnet Thumb throttle SW102 / DS103 display (optional) Specifications: Nominal Voltage = 36-72V Peak Phase Current = 90A Peak Battery Current = 65A Sensorless Start = No Bluetooth mobile app support = Yes Waterproof = IP66 Supported Torque Sensor = Gen 2 & Gen 3 Display Compatibility = 750c, SW102, & DS103 with CYC firmware Kit Compatibility = X1 Pro Gen 2, X1 Pro Gen 3, X1 Stealth Gen 1, & X1 Stealth Gen 3