![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 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](https://m.media-amazon.com/images/I/61k1QldJ1tL._AC_UF350,350_QL80_.jpg)
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
![First ride review: 2020 Giant Reign E+ 0 Pro with the new Yamaha based SyncDrive Pro | E-MOUNTAINBIKE Magazine First ride review: 2020 Giant Reign E+ 0 Pro with the new Yamaha based SyncDrive Pro | E-MOUNTAINBIKE Magazine](https://ebike-mtb.com/wp-content/uploads/sites/2/2019/08/Giant-Reign-E-E-Mountainbike-Test-Review-016-600x400.jpg)
First ride review: 2020 Giant Reign E+ 0 Pro with the new Yamaha based SyncDrive Pro | E-MOUNTAINBIKE Magazine
![First ride review: 2020 Giant Reign E+ 0 Pro with the new Yamaha based SyncDrive Pro | E-MOUNTAINBIKE Magazine First ride review: 2020 Giant Reign E+ 0 Pro with the new Yamaha based SyncDrive Pro | E-MOUNTAINBIKE Magazine](https://ebike-mtb.com/wp-content/uploads/sites/2/2019/08/Giant-Reign-E-E-Mountainbike-Test-Review-009.jpg)