Rad Power Bikes, the Seattle-based electric bike maker that spent years at the top of the US e-bike sellers list, has occasionally rolled out major updates alongside the launch of a new model. But today the company is announcing the biggest shakeup in its history, simultaneously debuting two brand new e-bike models, two majorly updated e-bike models, and new battery technology that could help push the industry towards safer batteries. The Rad lineup is now welcoming the new Radster Road and Radster Trail e-bikes, as well as the RadWagon 5 and the RadExpand 5 Plus models. Read more…