From Rookie to Master
Upgrade. Save. It’s a win-win-win.
We've planned everything for you to seamlessly transition from novice to expert on your electric unicycle journey. When your current "basketball" no longer fits your needs, you can take advantage of a special discount on the high-performance EUCs of your choice. We won't take back the S9 "Basketball" because it's the most cherished memory you'll ever have from learning to ride. Let the "basketball" that supported you in your early years bring joy to your children or other family members.
Get $80–$500 when you Upgrade an S9 "Basketball"
No need to recycle your S9, we'll send you a discount code to use against other EUCs purchased.
Quick answers about upgrade online.
Trade in your old equipment for new value.

It's an upgrade and a money-saving program that won't lose your old equipment.

Create a better future, work harder and consume less.
More questions? More answers.
What devices are eligible for upgrade?
You can only use the S9 "Basketball" purchased from Top-feel for upgrading higher performance EUCs.
How long will the upgrade take?
It usually takes 5-7 business days, after you send us an email, we will process it within 24 hours and inform you of the discount code and how to proceed with the process.
Do I need to return parts to get this service?
You do not have to. In fact, this amounts to a free event and you don't have to lose your old device.
Is there a way to track my upgrade status?
Yes. If you participate in the S9 Upgrade Event, we will create a manual order for you and include a tracking slip number with your order, so you can check the operational status of your new device in 17track.net.
Which of the high-performance EUCs can I upgrade with the S9 "basketball"?
You can choose any KS electric unicycle and let us know!
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