Is electromagnetic interference enough to justify disabling AM radio in the BMW i3? Saab parent NEVS ... and the electric motor (crankcase with rotor and stator) – to form the electric powertrain.

At the heart of the BMW i3 is a bespoke electric motor tagged BMW eDrive, which its maker also refers to as hybrid synchronous in design. It was developed in-house and is also used in the BMW i8.

The motor couldn’t power the wheels directly, but could help charge the battery for longer trips. The BMW i3 offered three different battery sizes during its production. The initial model from ...

BMW officially unveiled its i3 concept ahead of the car's on-stage debut at the 2011 Frankfurt Motor Show. Details on the i3 and upcoming i8 poured out. Click here for all of that initial info.

BMW's remained relatively tight-lipped on potential i3 and M3 powertrains, but we do know that the M division has been experimenting with quad-motor powertrains for at least a couple of years in ...