Dackevall: Om gummirullarnas ökande betydelse

Vi kör en vända med Audis båda kaross-varianter av e-Tron (läs mer om det här), och tankar snurrar inte ologiskt kring luftmotståndets inverkan på räckvidden i en elbil. Vid all landsvägskörning över 70 km/h är just bilens aerodynamiska kvalitet det absolut avgörande för hur mycket energi som krävs för att driva den genom vinden, och […]

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