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Tuning Chip E-Bike SPEEDBOX 3.0 B.TUNING Assembly: invisible at the drive motor displayed: actual values activation: Speedbox APP/WALK button/ + - + - controls: Display/App electric assistance - 99 km/h Max. Speed:
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Amazon.com : SpeedBox 3.0 for Bosch/eBike Tuning for Bosch Motors of The 4th Generation + Crank Puller : Sports & Outdoors
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