The Yuanxing 80/55-7.5 Road Tyre (tubeless, OSH) [Cordial 28F: CY-325 | CY-248] is the factory fitted size tyre on Segway Ninebot GT3 and can be retrofitted to ZT3 series (including ZT3 Pro).
Available in three variants:
(Semi-Off Road Xuancheng XC-8040 without Self-Healing Liner - placeholder as new offering expected Q4 2026 will be separate product as different tread pattern, similar to CST C-6559S),
CY-248 with Self-Healing Liner, and
CY-325 with Self-Healing Liner (Segway original). Segway Ninebot factory spare with Segway factory original bubble wrap.
All variants present as identical (including tread pattern and sidewall nameplate). The CY-325 seems to be phasing out, with Segway transitioning to CY-248.
1146-1190 grams.
Notes:
Manufactured by Sichuan Yuanxing Rubber Company as part of the Cordial line-up.
These tyres are the only known tyres manufactured of this size. ESN's other -7.5 tyre (for 7.5" rim) are the 70/60-7.5's for Segway Ninebot ZT3 series (inc ZT3 Pro) & Max G3. The 70/60-7.5 are 10mm narrower with 4mm larger diameter.