BMW has made a point of incorporating a great deal of new technology, such as the wide use of lightweight carbon fiber, into its vehicles. But it has borrowed a concept from General Motors so the i3 will also be available in an “extended range” version similar to the Chevrolet Volt.
If desired, the BMW i3 is also available with a range-extender engine, which maintains the charge of the lithium-ion battery at a constant level while on the move as soon as it dips below a certain value. Performing this role is a 650cc two-cylinder, 34-horsepower engine, which is mounted immediately adjacent to the electric motor above the rear axle, BMW said.
Maximum range stands at approximately 186 miles, which is more than double the range of battery electric version of the i3. (more…)