Mercedez-Benz has managed to significantly reduce the weight of its upcoming SL Roadster

Mercedez-Benz has managed to significantly reduce the weight of its upcoming SL (sporty, lightweight) Roadster, thanks in large part to a new 89 percent aluminum bodyshell that, at 254 kg (559.9 lb), is 110 kg (242.5 lb) lighter than a comparable bodyshell. The new bodyshell structure also enables a new “FrontBass” system, which will make its world premiere in the SL series, that Mercedes claims delivers “concert hall” sound with the roof up or down.…

"Mercedez-Benz has managed to significantly reduce the weight of its upcoming SL Roadster"