{"product_id":"xerun-axe-r3-esc-3300kv-550l-r2-brushless-motor-combo-hwi38020389","title":"Xerun Axe R3 ESC \u0026 3300Kv 550L R2 Brushless Motor Combo - HWI38020389","description":"\u003cp\u003e\u003cstrong\u003eTake absolute control of your trail rig with the smooth power delivery and high torque of the Hobbywing Xerun Axe R3 crawler system.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Hobbywing Xerun Axe R3 system brings advanced Field Oriented Control (FOC) technology to your 1\/10 scale rock crawler or trail truck. By combining the Axe R3 ESC with the 3300Kv 550L R2 motor, this brushless combo delivers unmatched low speed control, automatic drag brake adjustment, and incredible torque. It is engineered to sense exactly what your rig is doing on the rocks, adjusting power output dynamically to maintain a consistent speed regardless of the obstacle.\u003c\/p\u003e\u003cp\u003eWhether you are crawling steep vertical rock faces or blasting through open trails, this waterproof system handles 2S to 3S LiPo power with ease. The integrated Bluetooth allows you to tune throttle curves, drag brakes, and performance parameters directly from your mobile device without needing an external programming card.\u003c\/p\u003e\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Oriented Control:\u003c\/strong\u003e Ensures smooth, stutter free startup and precise low end throttle resolution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntelligent Torque Matching:\u003c\/strong\u003e Automatically adjusts the motor output to maintain constant RPM when climbing obstacles or descending hills.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt In Bluetooth:\u003c\/strong\u003e Connects directly to the HW Link mobile app for quick, wireless firmware updates and tuning adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof Design:\u003c\/strong\u003e Robust sealing protects both the ESC and the sensor connection from mud, water, and trail debris.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Under the Hood\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eESC Type:\u003c\/strong\u003e Sensored Brushless FOC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Type:\u003c\/strong\u003e 550L R2 Sensored Brushless\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKV Rating:\u003c\/strong\u003e 3300Kv\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 2S to 3S LiPo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming:\u003c\/strong\u003e Built in Bluetooth (HW Link App)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eESC Dimensions:\u003c\/strong\u003e 47.4mm x 36.2mm x 26.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESC Weight:\u003c\/strong\u003e 108 grams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Dimensions:\u003c\/strong\u003e 36mm diameter, 63.8mm length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Weight:\u003c\/strong\u003e 286 grams\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's In The Box\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eESC:\u003c\/strong\u003e Hobbywing Xerun Axe R3 FOC ESC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e Hobbywing Xerun Axe 550L R2 3300Kv Brushless Motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessories:\u003c\/strong\u003e Sensor Cable, Decal Sheet, and User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNeeded To Complete\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 2S or 3S LiPo battery with compatible power connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Soldering tools for battery connector installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The Xerun Axe R3 system uses a proprietary waterproof sensor port and harness. It is only compatible with Hobbywing Axe R2 and R3 brushless motors and cannot be paired with standard aftermarket sensored motors. Pro-Tip: Calibrate your transmitter throttle range every time you install a new ESC to ensure the FOC drag brake operates at maximum resolution on steep declines.\u003c\/em\u003e\u003c\/p\u003e","brand":"Hobbywing","offers":[{"title":"Default Title","offer_id":48853257814271,"sku":"HWI38020389","price":260.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/9942\/2089\/files\/hwi38020389.jpg?v=1784343333","url":"https:\/\/classicrcshop.com\/products\/xerun-axe-r3-esc-3300kv-550l-r2-brushless-motor-combo-hwi38020389","provider":"Classic RC Company","version":"1.0","type":"link"}