FAQ
New bike, new questions
Want to learn more about the D3F? Check out our FAQs.
What is the difference between D3F and D3+?
D3+ has APP control, shock absorption function, and different materials.
How do I get repaired?
We have support repair shops in the US, you can view our shop here. https://us.dyucycle.com/pages/repair-support
How can I make installment payment? Can I pay cash on delivery?
When paying, click Shop Pay to pay by installments. Cash on delivery is currently unavailable.
Can I get a shopping guarantee?
We support 14 days return and exchange. And has a safe payment guarantee.
How to contact us?
You can contact us by email, facebook, WhatsApp, etc.