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BAFANG 48V 500W RM G020.500.DC Rear Hub Complete Conversion Kit (V-Brake or Disc Brake)

BAFANG 48V 500W RM G020.500.DC Rear Hub Complete Conversion Kit (V-Brake or Disc Brake)

Regular price ¥44,200 JPY
Regular price Sale price ¥44,200 JPY
Sale Sold out
Varstrom offers free Shipping.

Product Core Data

Model No.: RM G020.500.D/DC
Position: Rear Mtor
Usage: eCity, eTour, eMTB
Wheel Size (Inch): 26/27.5/700C
OLD (mm): 138
Norminal Voltage (Vdc): 48
Rated Power (W): 500
Max Speed (km/h): 35
Max Torque (N.m): 55
Color: Black
Weight (kg): 3.3
Brake: Disc Brake
Cable Length (mm): 250
Connection Type: G9.1
Spoke Specification: 36H*13G
Tests & Certifications: IP X5/ROHS/CE

Controller Spec.

  • Rated Voltage: 48V
  • Rated Current: 9A
  • Maximum Current: 18A
  • Low Voltage Protection: 39V

Brake Type

We will send you V-brakes version if you ship to the US;

We will send you Disc Brakes version if you ships to other countries;

eBrake levers is the default brake levers, leave a message if you want to get eBrake Sensors.

Package Include

E-Bike Conversion Kit

1*BAFANG Rear Hub Motor Wheel

1*Motor Controller

1*Motor Controller Box

2*eBrake Levers or Brake Sensors (By default, you'll receive the eBrake levers. Or specify your preference via email after ordering.)

1*1T4 Cable

1*Motor Extension Cable

1*Thumb Throttle

1*PAS Sensor

Free Gifts:

1*6V Front Light

1*36V 250W Label

n*Cable Ties

Optional Parts (If you buy)

1*Display (UART Protocol)

1*Battery & Charger

Shipping Policy

Varstrom Shipping Policy

All orders are processed within 1 or 2 business days (excluding weekends and holidays) after receiving your order confirmation email. You will receive another notification when your order has shipped.

Delivered Duty Paid

All the product you can buy on Varstrom, we have paid the tax. So you don't need to pay extra money for the order.

Where Varstrom Can Reach

Varstrom had became Bafang Cooperation Brand since 2018. Over the past four years, we have built a very close relationship with Bafang Company. Varstrom has established a lot of warehouse around the word to make sure that all the customer will get their package as soon as possible.

  • European Union: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden
  • United States: Alabama (AL), Arizona (AZ), Arkansas (AR), California (CA), Colorado (CO), Connecticut (CT), Delaware (DE), Florida (FL), Georgia (GA), Hawaii (HI), Idaho (ID), Illinois (IL), Indiana (IN), Iowa (IA), Kansas (KS), Kentucky (KY), Louisiana (LA), Maine (ME), Maryland (MD), Massachusetts (MA), Michigan (MI), Minnesota (MN), Mississippi (MS), Missouri (MO), Montana (MT), Nebraska (NE), Nevada (NV), New Hampshire (NH), New Jersey (NJ), New Mexico (NM), New York (NY), North Carolina (NC), North Dakota (ND), Ohio (OH), Oklahoma (OK), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South Carolina (SC), South Dakota (SD), Tennessee (TN), Texas (TX), Utah (UT), Vermont (VT), Virginia (VA), Washington (WA), West Virginia (WV), Wisconsin (WI), Wyoming (WY)
  • United Kingdom: British Forces, England, Scotland, Wales
  • Canada
  • Australia
  • Asia: China, Hong Kong SAR, Japan, Malaysia, Singapore, South Korea, Taiwan, Thailand, Vietnam

Varstrom Delivery Time

Once we receive order, we will process the ordered and send the products to the customer from the nearest warehouse in 24 hours. Depending on the distance of the region from the shipping warehouse, the express time may take 6 to 8 days. The following table shows 95% of our order delivery schedule for reference.

Regions Delivery Time
United States 3 to 7 business days
United Kingdom 2 to 4 business days
European Union 3 to 8 business days
Canada 3 to 6 business days
German 2 to 4 business days
France 2 to 4 business days
Poland 2 to 4 business days
Australia 3 to 5 business days

Shipping Tracking

Once the product is shipped from the warehouse, the system will automatically send a tracking number to customer, you can use it to check where is the package. If customers cannot find their tracking number, please find us through the contact information and we will help you find where the products are.

Shipping costs are non-refundable.

Our motor kits and batteries require signature confirmation for delivery. If delivery is refused, shipping costs are non-refundable and a 10% restocking fee will be deducted (this will be withheld from any refund).

For returning an item, you will be responsible for paying for your own shipping costs and original shipping costs are non-refundable. For returns of products over $50, we recommend that you use shipping service can be tracked or purchase shipping insurance. We don't guarantee that we will receive your returned item.

We can only guarantee delivery of purchases when there are no changes or modifications during shipment. Any purchases made from our company in which a customer decides on their own accord to make any modifications directly with the shipping company (FedEx or USPS) during shipment (including but not limited to; delivery address changes, hold and or pick up requests), our company is no longer able to guarantee delivery and is not responsible for lost packages. We can only guarantee delivery of orders purchased through our company and shipped to the address which was originally provided at purchase. If any modifications are made by the customer on their own accord during the shipment process we are no longer responsible for any delivery delays or lost packages.

How to Contact Varstrom

Company Address: Room 408B, 4/F, Lippo Sun Plaza, 28 Canton Road, Tsim Sha Tsui, Kowloon, Hong Kong SAR


WhatsApp: +86 15989932938

Wheel Size
Battery Options (Recommended)

BAFANG RM G020.500.DC Cassette

Suitable for eTour and eMTB eBikes

H400B rear-drive motor provides reliable support with a rated power of 250W, 350W or even 500W and a maximum torque of 45Nm, 50Nm or 55Nm. Strong and efficient, this 48V 500W G020.500.D/DC cassette greatly enhances riding comfort and is suitable for eTour and eMTB bikes. Compatible with cassettes and disc brakes.

Bafang rear hub spec

Know the Core Data of the Rear Hub Drive

  • Model No.: RM G020.500.D/DC
  • Position: Rear Mtor
  • Usage: eCity, eTour, eMTB
  • Wheel Size (Inch): 26/27.5/700C
  • OLD (mm): 138
  • Norminal Voltage (Vdc): 48
  • Rated Power (W): 500
  • Max Speed (km/h): 35
  • Max Torque (N.m): 55
  • Color: Black
  • Weight (kg): 3.3
  • Brake: Disc Brake
  • Cable Length (mm): 250
  • Connection Type: G9.1
  • Spoke Specification: 36H*13G
  • Tests and Certifications: IP X5/ROHS/CE

Check the Dropout

Dropout width: Check the width of your bike's rear dropouts where the wheel attaches to the frame. Bafang rear hub motor wheels typically require a dropout width of 135mm or 142mm, depending on the specific model. Measure the distance between the inner surfaces of the dropouts to confirm if it matches the required width.

varstrom hub measurement

Choose a Display for the eBike Kits

You can choose BAFANG eBike displays or Varstrom eBike displays to control the eBike system.

VARSTROM eBike display for eBike conversion.

Choose the eBrake System for the eBike Kits

Varstrom provide BAFANG Mechanical eBrake levers if you bike uses mechanical brake. And the eBrake Sensor for your hydraulic brake. Or you can choose our whole Hydraulic eBrake Set on your bike.

Choose the Battery for the Kits

If you have a battery with stable output, you can use the battery for our kits. If you don't have a storage battery, our storage battery could be your best choice.

varstrom ebike battery for ebike conversion

Global Shipping and Customer Service

Varstrom establish a complete logistics system in US/EU/CA/AU. Customer can expect to receive the package in 2 to 7 days. We have also established after-sales service points around the world. Varstrom support 1-year warranty, if your entire eBike kits are purchased at Varstrom, when it comes to repair, just send it to the designated location, we will handle everything.

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