BMW is making a big bet in fielding its new i3 electric city car, and that means taking efficiency to the max. The company came up with an ultra-lightweight platform for the i3 – called LifeDrive – that combines a passenger cell made of carbon-fiber-reinforced plastic with an aluminum Drive module that holds the battery, powertrain and structural crash protection.
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Earthgarage – Greener Car. Fatter Wallet.