1/12

LVBU BZ Series Ebike Conversion Kit

€499,00

€499,00 €499,00

Tax and shipping included

Highlights:

Assist range from 180km
Cable thumb throttle
Induction cut off system
Built in Gyroscope
Road Slope degrees detection
All Terrain Application
Anti-theft tracking

Model: BZ50D 250W 15Ah Front BZ50D 250W 15Ah Rear BZ50D 350W 15Ah Front BZ50D 350W 15Ah Rear BZ60D 250W 18Ah Front BZ60D 250W 18Ah Rear BZ60D 350W 18Ah Front BZ60D 350W 18Ah Rear

BIKE COMPATIBILITY INFO (REQUIRED) — Select and enter below:
Wheel Size: 16", 406-20", 451-20", 24", 26", 27.5", 28"-700C, 29"

0/250 characters used

📦 Order Review: Within 24 hours

🚚 Dispatch: 1-3 business days

🚢 Sea Freight: 30-45 days | 🚛 Truck (EU): 25-35 days

🏠 Delivered

📋 Please Note: During the order review process, we may send you a compatibility check via Email or WhatsApp. Please keep an eye on your inbox. (Make sure to provide your email at checkout, or a phone number with WhatsApp enabled.)

• 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

• 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

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
✓ Secure payment gateways - Trusted by millions worldwide
✓ Zero data storage - Your card details are never stored on our servers

Privacy Policy

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

Rear rack battery, large capacity with long range

Assist range from 180km
Cable thumb throttle
Induction cut off system
Built in Gyroscope
Road Slope degrees detection
All Terrain Application
Anti-theft tracking

Rear rack battery, longer range, enjoy you biking tour.

✅ Step 1：Replace the front wheel

✅ Step 2：Install the rear rack battery

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

Small size, light weight, high efficiency, stable operation, long lifetime
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

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
Automatically increase power

✅ Downhill
Automatically cut off power

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

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 by 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.

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.

LVBU BZ Series Ebike Kit Product Paramenters

Model	BZ50D / BZ50V /BZ60D/ BZ60V
Battery capacity	36V14.5Ah / 36V17.4Ah
Cell quantity	50 cells/ 60 cells
Charging time	7.5 hours / 9 hours
Battery type	18650 power lithium ion battery
Charger	AC110V-AC220V, DC42V 2A
Assist range	150km / 180km *The assist range is under conditions: 60kg weight rider, ouside temperature 25℃,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
Motor Weight	2.6kg/2.55kg/3.25kg/3.45kg/2.7kg (250w Front / 250w Rear/350w Front/350w Rear/ 250w Rear with torque sensor)
Battery Weight	3.4 kg /3.9 kg ( BZ50D/ BZ60D)
Controller Weight	0.65 kg
Package dimensions	Carton 1: 707020cm (6.5kg) Carton 2: 65x23x23cm (8kg)

Related size

Packing list

Frequently asked questions

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.

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.

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.

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.

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.

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.

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.

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.

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.

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: