Multiple reports say Amazon is selling third-party “conversion” kits made overseas that can turn regular bicycles into electric e-bikes capable of exceeding legal speed limits. The Daily Mail reports an investigation found products that can increase top speeds to nearly three times the limit allowed for legal e-bikes.

The accounts describe the kits as upgrades that provide additional power and speed capability compared with standard e-bike configurations, raising concerns about road safety and compliance with local regulations. The reporting focuses on the availability of these items through Amazon’s marketplace and the potential for riders to bypass rules that govern the speed and classification of e-bikes.

While the cited details emphasize illegal speed capability, the broader dispute centers on how such products are sold, what specifications they deliver when installed, and whether they are clearly marketed for compliant use versus modification that results in unregulated performance.