Razor Kit, 48-72v 450a

Razor Kit, 48-72v 450a

KunRay KR5V 5000W High-Performance Motor Kit w/ Updated Shaft (#35 9T)
Fardriver ND72450 – Plug-and-Play Powerhouse

Take 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.

Key Features:
✅ Powerful 5000W Motor – Custom-tuned for max performance
✅ Fardriver ND72450 Controller – Pre-wired for plug-and-play simplicity
✅ Full-Length Throttle – Metal housing & soft MX grips (requires aftermarket handlebars)
✅ Key + Voltmeter & 3-Speed Switch – Max power on Speed 3
✅ HOT PAXX Gear Set Recommended – Engineered for extreme torque
✅ Motor Autolearn Required – Ensures seamless performance tuning
✅ Motor Temperature Protection – Integrated safeguards prevent overheating

Performance Specs:
🔹 66MPH Top Speed (13/54 Gear, 185lb Rider)
🔹 High-Speed Wheelies & Smooth Acceleration
🔹 Stable Motor Temperatures Even Under Load

Gear & Battery Recommendations:
13/64 Gear (52MPH) → 120A Continuous Battery Required
13/64 Gear (58MPH) → 150A+ Continuous Battery Required
13/54 Gear (66MPH) → 175A+ Continuous Battery Required
⚠️ Gear ratios lower than 4.9 may damage motor bearings – use at your own risk.
Smart Programming & Customization:
🛠️ Programmable 3-Speed Switch – Customize speed & torque for each setting
📱 iOS & Android App Support – Includes full programming instructions
🖥️ Optional DKD Display – Plug-and-play upgrade available

Additional Notes:
Motor Sprocket Nut is LH Thread
Kit Ships with 400 Max Phase Amps (Increase at your own risk)
Battery Purchase Includes Charger & Eliminates Discharge Lead Requirement
Unleash the full potential of your ride with the KunRay KR5V 5000W Motor Kit.

🔥 Built for Speed. Tuned for Performance. Ready for Anything. 🔥