How to confirm the wheel size correct?
Check your tire's model. Such as 26*1.95 means it is 26 inch. 700*35 means it is 700C wheel
How to confirm the dropouts size?
The dropouts size is the space for hub motor's assembling.
What is the dropouts for my motor?
1) Universal kit front motor is 100mm. It will be 2-3mm more if install the spacers.
2) Brompton Kit front motor is 74mm. It will be 2-3mm more if install the spacers.
Not Sure, Please Contact Us.
If you are unsure, you can contact our service staff:support@kirbebike.com