2021 Giant Trance X E+ Pro 1 29 | e-mtb | PRE ORDER TODAY – Evergreen Mountain Sports
Amazon.com : SPEEDBOX 2.1 for Giant Ebike. Tuning kit Suitable for All 2017-2021 Giants - Giant Syncdrive Sport/Pro/Life/Core eBikes. Smart Tuning chip of The Second Generation : Sports & Outdoors