LVBU KX Series Electric bike Conversion Kit

LVBU KX Series Electric bike Conversion Kit

KX20S 250W 6Ah Front
€369,00
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LVBU KX Series Electric bike Conversion Kit
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LVBU KX Series Electric bike Conversion Kit

€369,00

Tax and shipping included

Highlights:

  • Fully wireless
  • Smart Asssit system
  • Assist Range upto 90KM
  • Induction cut off system
  • Built in Gyroscope
  • Road Slope degrees detection
  • All Terrain Application
  • Anti-theft tracking

Payment methods
  • American Express
  • Diners Club
  • Discover
  • JCB
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa
Shipping information for this product

Ship from

Shenzhen, Hongkong

Shipping method

Sea freight

Order review time

Within 24 hours

Dispatch

2-day delivery to the carrier

Estimated delivery time

Delivery time

30-45

days

Estimated delivery by

04/15/2026 - 04/30/2026

Fast & Reliable Delivery

• EU/UK: Duties & Taxes Included - No hidden fees at checkout
• Global Air Shipping: 8-15 Days - Free to most regions
• Compatibility Check - Engineers verify fit before shipping
• Tracking Included - Stay updated on your delivery

View Shipping Policy

Risk-Free Shopping

• 14-Day Money-Back Guarantee - EU/UK legal cooling-off period
• No Hidden Fees - No restocking or processing charges
• 1-Year Warranty - All products covered (selected items up to 2 years)
• Quick Refunds - Within 7-10 business days

View Full Return & Refund Policy

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Your payment security is our priority. All transactions on diyebicycle.com are protected with:

✓ 256-bit SSL encryption - Bank-level security for all data transmission
✓ PCI DSS compliance - Industry-standard payment protection
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✓ Zero data storage - Your card details are never stored on our servers

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Product Support & Feedback

Your feedback drives our innovation. Share your experience with our e-bike conversion systems to help us serve you better.

Need assistance?
Our technical support team specializes in:
- Installation guidance
- Compatibility verification
- Performance optimization
- Troubleshooting

📧 Contact: support@diyebicycle.com
⏰ Response time: Within 24 hours

About this item

Without any cable, extremly CLEAN
Convert any bike to an ebike in minutes

  • Fully wireless 
  • Smart Asssit system 
  • High Efficient Output Arrangement 
  • Assist Range upto 90KM
  • Induction cut off system 
  • Built in Gyroscope 
  • Road Slope degrees detection 
  • All Terrain Application 
  • Anti-theft tracking

    Just 3 minutes, transform your bike into an ebike

    LVBU KX series all in one wheel ebike kit does not have any cable or external sensors at all. It's a fully wireless ebike conversion kit. Just 1 step to convert: Replace the front wheel.

    High quality 18650 lithium battery

    EV lithium-ion battery cell with internal resistance as low as 18mΩ, capacity of 2900mA, 3C high-rate discharge. The 18650 power lithium battery offers consistency, high energy density, and faster charge/discharge performance. Tried and tested over time, 80% capacity remains after 1000 cycles, making this high-quality lithium battery’s lifetime more than 5 years.

    Using high-performance and high-safety BMS battery protection system

    ✅ Over-discharge protection

    ✅ Overcurrent protection

    ✅ Temperature protection

    ✅ Overcharge protection

    ✅ Short circuit protection

    ✅ Battery balance

    250W high speed brushless permanent magnet motor

    Compact size, light weight, high efficiency, stable operation, long life
    Planetary gear and clutch: It's easy to ride even when the battery is dead.

    250W Rated power | 500W Maximum power

    ✅ Power :  250W
    ✅ Voltage : 36V
    ✅ Structure :  Gear Drive
    ✅ Efficiency :  >80%
    ✅ Maximum torque :  30N.m

    Closed all in one hub design | Easy Clean Simple

    LVBU KX series integrates battery, motor, controller all into the hub. You can turn your bike into an ebike with everything hidden in the front wheel and keep the original design of your bike without any cable connections or accessories at all.

    ARM Cortex-M3 main chip

    ✅ With 6-axis gyroscope motion processing chip
    ✅ Configure Bluetooth Low Energy 4.0
    ✅ 10 pieces of high-sensitivity speed measuring magnets for precise speed measurement

    Micro power system

    10 years of research and development has gone into creating a versatile and cost-effective product for cyclists. The micropower system offers intelligent assistance with induction brakes that have a response time of 10ms. The system can sense the speed, acceleration and road slope, it will help you automatically when you pedal.

    ✅ Uphill
    Increase power automatically

    ✅ Downhill
    Cut off power automatically

    5 smart assist modes

    We have spent 10 years on developing and optimizing the assist system. The assist system is based on the speed, acceleration, the road slope, and also the assist level that you set in the APP or on the Bluetooth display, calculating out the power you need. It will assist you automatically when you pedal. And we will keep on optimizing the system and publishing it from time to time. You will be able to update the system via the APP.

    ✅ Leisure mode

    ✅ Commute mode

    ✅ Exercise mode

    ✅ Manual mode

    ✅ Climbing mode

    Dedicated APP provides you wonderful cycling experience

    You can use the APP to control the wheels, upgrade the firmware, set the assist mode, set the assist level, calibrate the gyroscope angle, and detect the fault. And also you can check the speed, temperature, power, mileage, etc.

    Anti-theft Tracking Function: Lost bike tracking. You can report lost when your bike is stolen.

    After you report lost, once the thief tried to connect the wheel with the APP, the system will locate the mobile phone, disable the motor immediately and upload the information to the server.

    Speed limitation is settable in the APP

    The default maximum speed is 25km/h, you can set the speed limitation up to 32km/h in the APP.

    Overspeed alarm makes it safer to ride

    You can set the overspeed alarm value in the APP. It will alram when the speed is over the value you set.

    Axle end charging port, simple and convenient

    Charging time: 3 hours (KX20S), 4.5 hours (KX30S)

    LVBU KX Series Ebike Kit Product Paramenters

    Model KX20S /KX30S
    Battery capacity 36V5.8Ah / 36V8.7Ah
    Cell quantity 20 cells / 30 cells
    Charging time 3.0H / 4.5H
    Battery type 18650 power lithium ion battery
    Charger AC110V-AC220V, DC42V 2A
    Assist range 60km / 90km

    *The assist range is under conditions: 60kg weight rider, ouside temperature 25C,no wind, 50% assist level under manual mode, tires with enough air pressure, riding on flat level road

    Maximum speed 32km/h
    Rim size 16" / 20" / 24" / 26" / 27.5" / 29" / 700C (28")
    Rated power 250W
    Motor structure Gear drive
    Motor efficiency >80%
    Max torque 30N.m
    Net weight (including rim&tire) 7KG /7.5KG
    Package dimensions 70*70*20cm

     

    Hub dimensions


     

    Packing list

    Frequently asked questions

    Do I need to pay customs fees, duties, or taxes?

    EU & UK Customers: No additional fees!

    We provide full customs clearance service for all 27 EU countries + United Kingdom:

    ✅ Price includes all taxes and duties - The price you see is the final price
    ✅ We handle customs fees - No additional customs fees for you
    ✅ We pay duties and taxes - All import duties and VAT paid by us
    ✅ No hidden fees - No unexpected additional charges
    ✅ Smooth delivery - We handle all customs procedures for fast delivery

    For customers outside EU & UK: You are responsible for any applicable customs duties, taxes, and import fees in your country.

    Which countries are included in the EU customs clearance service?

    Our full customs clearance service covers all 27 EU countries + United Kingdom:

    Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, and United Kingdom.

    What does "DDP" (Delivered Duty Paid) mean?

    For EU & UK customers, we ship DDP (Delivered Duty Paid), meaning all customs duties, taxes, and import fees are included in your purchase price. You won't receive any surprise bills from customs or delivery companies.

    Does my credit card get charged when I place the order or when it ships out?

    We use a pre-authorization payment process for all orders:

    Friction drives & conversion kits:

    • Your card is pre-authorized at checkout
    • We verify compatibility within 24 hours
    • Payment is captured after compatibility confirmation
    • If incompatible, the pre-authorization is released (no charge)

    All other products:

    • Your card is pre-authorized at checkout
    • Payment is captured within 24 hours
    • No compatibility verification needed

    You'll receive email confirmation once payment is processed.

    What is pre-authorization and why do you use it?

    Pre-authorization temporarily reserves funds on your card without charging you immediately. This allows us to verify compatibility for technical products and ensure order accuracy before final payment. The charge is completed within 24 hours for standard items, or after compatibility confirmation for friction drives and conversion kits.

    How fast do you ship out?

    We process and ship most orders within 1-3 business days. Special products may require 7-14 days processing time.

    Delivery time depends on your shipping method:

    • EU Express Delivery (EU 27 only): 2-8 days from our France factory
    • Standard Air Shipping: 8-15 business days from Hong Kong
    • Sea Freight (for battery kits): 15-45 business days from Hong Kong

    Please note: Friction drives and conversion kits require a 24-hour compatibility verification before shipping.

    When will I receive tracking for my order?

    You'll receive tracking information via email as soon as your order ships, typically within 1-3 business days after placing your order.

    Please note: Your tracking may initially show "Awaiting Pickup" or similar status until the package clears customs and enters the local delivery network. This is normal and doesn't indicate a delay.

    How long will my order take to arrive?

    Total delivery time = processing time + shipping time.

    Processing: 1-3 business days for most items (7-14 days for special products)

    Shipping time depends on your method:

    • EU Express Delivery (EU 27 only): 2-8 days
    • Standard Air Shipping: 8-15 business days
    • Sea Freight (battery kits): 15-45 business days

    Total estimated delivery:

    • EU Express: 3-11 days total
    • Standard Air: 9-18 business days total
    • Sea Freight: 16-48 business days total

    Note: Friction drives and conversion kits require 24-hour compatibility verification, which may add one day to processing time.

    Why isn't my tracking updating?

    Tracking updates may be delayed during customs clearance, especially for international shipments. If your tracking hasn't updated for several days after the initial scan, please contact us at support@diyebicycle.com.

    If something is out of stock, can I back order or special order it?

    Yes! We welcome special orders and product requests. Our procurement team can source products that align with our DIYebicycle focus.

    For out-of-stock items:

    • Contact us at support@diyebicycle.com with the product you need
    • We'll provide an estimated restock or procurement timeline
    • You'll be notified as soon as the item is available

    For product requests: If you're looking for a product we don't currently carry, we'd love to hear from you! Products that fit our catalog may qualify for our Early Adopter Program, where you can:

    • Be the first to test new products
    • Receive significant discounts as a trial user
    • Help shape our product selection

    Simply email us at support@diyebicycle.com with your product request and we'll let you know if it qualifies.

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