{"product_id":"ekx-x21-max-controller","title":"EKX X21 Max Controller","description":"\u003cdiv class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-3cbad42\"\u003e\n\u003cdiv class=\"elementor-widget-wrap elementor-element-populated\"\u003e\n\u003cdiv class=\"elementor-element elementor-element-231358e elementor-widget elementor-widget-text-editor\"\u003e\n\u003cdiv class=\"elementor-widget-container\"\u003e\n\u003cp\u003eEKX X21 Max Motor Controller – 60V 3000W Controller Replacement\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eEKX X21 Max Controller Replacement\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cstrong\u003e\u003cspan\u003eReplace your damaged or faulty EKX X21 Max controller with a compatible 60V 3000W motor controller designed for EKX electric dirt bikes.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This EKX X21 Max motor controller manages power delivery between the battery, throttle, display, and brushless hub motor, helping restore smooth acceleration, reliable motor response, and normal riding performance.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003c!-- split --\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eTag: \u003ca title=\"ekx x21 ebike\" href=\"https:\/\/citiescooter.com\/products\/ekx-x21-ebike\"\u003eEKX X21 eBike\u003c\/a\u003e | X21 Motor replacement; \u003ca href=\"https:\/\/citiescooter.com\/products\/ekx-x21-electric-bike\" title=\"EKX X21 MAX\"\u003eEKX X21 Max Electric Bike\u003c\/a\u003e; EKX Ebike Accessories \u0026amp; Parts\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"flex-1 overflow-hidden\"\u003e\n\u003cdiv class=\"react-scroll-to-bottom--css-vndan-79elbk h-full\"\u003e\n\u003cdiv class=\"react-scroll-to-bottom--css-vndan-1n7m0yu\"\u003e\n\u003cdiv class=\"flex flex-col text-sm pb-9\"\u003e\n\u003cdiv class=\"w-full text-token-text-primary\"\u003e\n\u003cdiv class=\"px-4 py-2 justify-center text-base md:gap-6 m-auto\"\u003e\n\u003cdiv class=\"flex flex-1 text-base mx-auto gap-3 md:px-5 lg:px-1 xl:px-5 md:max-w-3xl lg:max-w-[40rem] xl:max-w-[48rem] group final-completion\"\u003e\n\u003cdiv class=\"relative flex w-full flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex-col gap-1 md:gap-3\"\u003e\n\u003cdiv class=\"flex flex-grow flex-col max-w-full\"\u003e\n\u003ch2 class=\"min-h-[20px] text-message flex flex-col items-start gap-3 whitespace-pre-wrap break-words [.text-message+\u0026amp;]:mt-5 overflow-x-auto\"\u003eEKX X21 Controller\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21 Max controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for the 60V X21 Max electrical system and is listed by EKX as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3000W X21 Max controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The official spare-parts specification lists the controller voltage as 48V\/60V depending on model, with a maximum-current range of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e28A–80A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cspan\u003eIf your EKX X21 Max has lost motor power, developed inconsistent throttle response, or suffered controller damage, replacing the controller can restore the bike's electrical power-management system without replacing the complete motor or bike.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eEKX X21 Max Controller Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEKX X21 Max\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e electric dirt bike\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e60V system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for X21 Max applications\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e3000W controller specification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports high-current up to 80A motor operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eControls motor power delivery and throttle response\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eEKX X21 vs. EKX X21 Max Controller\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDo not automatically assume that an EKX X21 controller and X21 Max controller are interchangeable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eController Specification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eElectrical System\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2000W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e48V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21 Max\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3000W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eEKX X21 Motor Controller Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eElectric Dirt Bike Motor Controller\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEKX X21 Max\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eController Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3000W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSystem Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e28A–80A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMotor Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBrushless Motor\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFunction\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMotor and power management\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eReplacement Part\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEKX X21 Max Controller \/ Motherboard\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eWhen Should You Replace an EKX X21 Max Controller?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA controller may need replacement when troubleshooting confirms that the controller is damaged or no longer operating correctly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon symptoms can include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMotor does not respond to the throttle\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBike powers on but the motor does not run\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSudden loss of motor power\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIrregular or inconsistent acceleration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eController overheating\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectrical or controller-related error codes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVisible controller damage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDamaged wiring or controller connectors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacement required after an electrical failure\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e These symptoms can also be caused by the battery, throttle, display, wiring harness, motor, brake sensors, or connectors. Test the electrical system before replacing the controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-block product-block--header\"\u003e\n\u003ch3 class=\"h2 product-single__title\"\u003eEKX X20 e-Bike | \u003ca title=\"EKX X21 Ebike\" href=\"https:\/\/citiescooter.com\/products\/ekx-x21-ebike\"\u003eEKX X21\u003c\/a\u003e | \u003ca title=\"EKX X21 electric bike\" href=\"https:\/\/citiescooter.com\/products\/ekx-x21-electric-bike\"\u003eEKX X21 Max\u003c\/a\u003e Ebike Parts\u003c\/h3\u003e\n\u003cdiv class=\"oIb9lq_Box\"\u003e\n\u003cp class=\"w6asjq_TextBase _85PZeG_Text\"\u003e\u003cstrong\u003e\u003cspan class=\"w6asjq_TextBase _85PZeG_Text\"\u003eRecommended information to provide before purchase: \u003c\/span\u003e\u003c\/strong\u003eEKX X21 or EKX X21 Max original controller version label\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOrder Your EKX X21 Max Controller Replacement\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKeep your electric dirt bike running with a properly matched \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21 Max motor controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Designed around the X21 Max's 60V electrical system and 3000W controller specification, this replacement part is suitable for repairing a faulty controller and restoring normal motor-control functionality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0265\/1825\/7769\/files\/ekx_x21_max_motor_failure.jpg?v=1788425403\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBefore ordering, verify your EKX model and connector configuration to ensure the replacement controller matches your bike.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch5\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003c\/h5\u003e\n\u003cdiv class=\"oIb9lq_Box\"\u003e\n\u003cdiv class=\"oIb9lq_Box\"\u003e\n\u003cdiv class=\"oIb9lq_Box\"\u003e\n\u003ch3\u003e\u003cspan\u003eWhat controller does the EKX X21 use?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe standard \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21 controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for the lower-voltage X21 electrical system. EKX lists the X21 with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e48V battery system and 2000W motor configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the X21 Max uses the higher-voltage \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e60V system and 3000W controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the EKX X21 controller the same as the X21 Max controller?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eNo. Although the EKX X21 and X21 Max share a similar platform, their controller specifications are different.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEKX X21:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 48V \/ 2000W controller\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEKX X21 Max:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 60V \/ 3000W controller\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe X21 Max is essentially the higher-voltage, higher-power version of the X21. EKX describes the X21 Max as an upgraded version of the 2000W X21, with higher speed and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan I use an EKX X21 Max controller on an EKX X21?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDo not assume that the X21 Max 60V controller can be installed on a standard X21.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The two models use different electrical-system voltages and controller power ratings. The X21 is a 48V\/2000W configuration, while the X21 Max is a 60V\/3000W configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor a standard EKX X21, use the correct \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e48V X21 controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e rather than the 60V X21 Max controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the EKX X21 a lower-voltage version of the X21 Max?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21 is the lower-voltage, lower-power version of the X21 Max\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The current EKX specifications identify the X21 as a 48V\/2000W model, while the X21 Max is a 60V\/3000W model.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis difference is important when ordering replacement electrical parts because the battery voltage, controller rating, wiring, and connectors need to match the specific bike.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the difference between the EKX X21 and X21 Max controllers?\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eFeature\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eEKX X21 Controller\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eEKX X21 Max Controller\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEKX X21\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEKX X21 Max\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e48V\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e60V\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eController Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e2000W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e3000W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePerformance Level\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard X21\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHigher-performance X21 Max\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eReplacement Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEKX X21\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEKX X21 Max\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEKX's official spare-parts listing specifically identifies the component as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2000W X20\/X21 controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a separate \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3000W X21 Max controller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the EKX X21 controller fit the EKX X20?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eEKX lists the controller\/motherboard spare part for both \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eX20 and X21\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with the 2000W controller specification. However, connector and configuration differences can exist between versions, so confirm the controller connection-port type before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow can I order the correct EKX X21 controller?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBefore ordering an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEKX X21 controller replacement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, confirm:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eYour exact model — X21 or X21 Max\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBattery voltage — 48V or 60V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eController power rating\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnector and communication-port configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExisting controller label or part number\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEKX specifically recommends providing the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003econtroller connection-port type\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e when placing an order.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhere can I find EKX X21 replacement parts?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe EKX X21 is supported by a dedicated parts collection that includes the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003econtroller\/motherboard, motor core, foot pedal and other X21 replacement parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhere can I find the EKX X21 user manual?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eEKX provides model-specific user guides for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eX21 and X21 Max\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Always use the manual that matches your exact bike model and version when checking electrical components or performing maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"CITI ESCOOTER","offers":[{"title":"EKX X21","offer_id":56097227112753,"sku":null,"price":119.0,"currency_code":"USD","in_stock":true},{"title":"EKX X21 MAX","offer_id":56097227145521,"sku":null,"price":149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0265\/1825\/7769\/files\/ekx_x21_controller.jpg?v=1788425378","url":"https:\/\/citiescooter.com\/products\/ekx-x21-max-controller","provider":"CITI ESCOOTER","version":"1.0","type":"link"}