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E-bikes are everywhere in New York City, and they’re growing faster, cheaper and harder to regulate.

This week’s death of a 60-year-old woman who was run over by a pair of riders doubled up on an e-bike cruising on the Flushing Avenue bike lane outside the Brooklyn Navy Yard highlights a crisis that city officials have let simmer for years.

The bike, made by the company Movcan , is not street-legal in the five boroughs. It sells for as little as $700, around the same price as many regular bicycles, and

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