Nach Desastertest durch Stiftung Warentest: Kalkhoff reagiert
2021 Kalkhoff ebike news: Upping the maximum permissible weight to 170 kg | E-MOUNTAINBIKE Magazine
Victoria eTrekking 12.9 ladies, 26", wave (2022) | eTrekking | Trekking/Tour | E-Bikes | E-Bikes & More | VICTORIA Bicycle - Mobility on two wheels | VICTORIA
Kalkhoff E-Bikes 2019 - Produkte und Technik - Fahrrad XXL Blog
Kalkhoff E-Bike Neuheiten 2022 - im 18° GRAD Onlineshop