In August 2008, Tesla reported on testing with the new, single-speed gearbox and upgraded electronics of powertrain 1.5, which yielded an EPA range of 244 mi…
In August 2008, Tesla reported on testing with the new, single-speed gearbox and upgraded electronics of powertrain 1.5, which yielded an EPA range of 244 mi (393 km) and an EPA combined cycle, plug-to-wheel efficiency of 28 kWh/100 mi (174 Wh/km).