A typical electric bike starts at $1,000—and can top $10,000 or more. Even a cheap, low-quality model might cost $500. But a new attachment is designed to turn any bike into an e-bike for as little as ...

But a bike that stops when you want and leans into turns with precision? That’s what separates a good ride from a great one.

The electric bicycle ... Building a DIY e-bike isn’t very difficult, but there are other factors to consider beforehand, such as finding the right bike that can handle the added weight, speed ...