{"product_id":"razor-kit-48-72v-450a","title":"Razor Kit, 48-72v 450a","description":"Razor Kit, 48-72v 450a \u003cbr\u003e\u003cbr\u003eKunRay KR5V 5000W High-Performance Motor Kit w\/ Updated Shaft (#35 9T)\u003cbr\u003eFardriver ND72450 – Plug-and-Play Powerhouse\u003cbr\u003e\u003cbr\u003eTake your MX650, MX500, SX500, and similar rides to the next level with the KunRay KR5V 5000W Motor Kit, featuring an updated #35 9T shaft for enhanced durability and performance. Designed for high-speed acceleration, stable temperatures, and effortless wheelies, this kit is built for serious riders who demand next-level speed and torque.\u003cbr\u003e\u003cbr\u003eKey Features:\u003cbr\u003e✅ Powerful 5000W Motor – Custom-tuned for max performance\u003cbr\u003e✅ Fardriver ND72450 Controller – Pre-wired for plug-and-play simplicity\u003cbr\u003e✅ Full-Length Throttle – Metal housing \u0026amp; soft MX grips (requires aftermarket handlebars)\u003cbr\u003e✅ Key + Voltmeter \u0026amp; 3-Speed Switch – Max power on Speed 3\u003cbr\u003e✅ Gear Set Recommended – Engineered for extreme torque\u003cbr\u003e✅ Motor Autolearn Required – Ensures seamless performance tuning\u003cbr\u003e✅ Motor Temperature Protection – Integrated safeguards prevent overheating\u003cbr\u003e\u003cbr\u003ePerformance Specs:\u003cbr\u003e🔹 66MPH Top Speed (13\/54 Gear, 185lb Rider)\u003cbr\u003e🔹 High-Speed Wheelies \u0026amp; Smooth Acceleration\u003cbr\u003e🔹 Stable Motor Temperatures Even Under Load\u003cbr\u003e\u003cbr\u003eGear \u0026amp; Battery Recommendations:\u003cbr\u003e13\/64 Gear (52MPH) → 120A Continuous Battery Required\u003cbr\u003e13\/64 Gear (58MPH) → 150A+ Continuous Battery Required\u003cbr\u003e13\/54 Gear (66MPH) → 175A+ Continuous Battery Required\u003cbr\u003e⚠️ Gear ratios lower than 4.9 may damage motor bearings – use at your own risk.\u003cbr\u003eSmart Programming \u0026amp; Customization:\u003cbr\u003e🛠️ Programmable 3-Speed Switch – Customize speed \u0026amp; torque for each setting\u003cbr\u003e📱 iOS \u0026amp; Android App Support – Includes full programming instructions\u003cbr\u003e🖥️ Optional DKD Display – Plug-and-play upgrade available\u003cbr\u003e\u003cbr\u003eAdditional Notes:\u003cbr\u003eMotor Sprocket Nut is LH Thread\u003cbr\u003eKit Ships with 400 Max Phase Amps (Increase at your own risk)\u003cbr\u003eBattery Purchase Includes Charger \u0026amp; Eliminates Discharge Lead Requirement\u003cbr\u003eUnleash the full potential of your ride with the KunRay KR5V 5000W Motor Kit.\u003cbr\u003e\u003cbr\u003e🔥 Built for Speed. Tuned for Performance. Ready for Anything. 🔥","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":50528827080747,"sku":"SKU-112360512","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/4269\/9307\/files\/razor-kit-48-72v-450a.jpg?v=1790641181","url":"https:\/\/www.electricvelocitypnw.com\/products\/razor-kit-48-72v-450a","provider":"Electric Velocity","version":"1.0","type":"link"}