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ZF boss thinks 9 speeds is enough for transmissions

The nine-speed transmission might be where the race to add gears ends, ZF Friedrichshafen CEO Stefan Sommer said. He referred to nine speeds as the "natural limit" because going beyond that number adds weight and complexity that cannot be offset by gains in fuel efficiency. "There is no hard line, but you have to consider the law of diminishing returns.

IED reveals updated Cisitalia 202 E concept

IED will reveal the Cisitalia 202 E Concept – a modern version of the Pininfarina-designed 1947 Cisitalia 202 – at next month's Geneva motor show. Design students of the Master of Arts in Transportation Design developed the Cisitalia 202 E (Evolution) Concept at the IED in Turin as part of their work experience program during the 2010-2011 academic year. IED has announced that, "the concept faithfully reflects the design of the historic vehicle, with dimensions and power aligned with modern times." Technical partners of the project include CECOMP (prototype construction), Pirelli, OZ Racing and ABET Laminati.

Volvo Concept Coupe (2013) at Frankfurt motor show

The Swedes have done emotional coupes before – like the C70 and the legendary P1800 – but the Volvo Concept Coupe is the first from its new designer, Thomas Ingenlath. Recruited from VW, Ingenlath says that the concept, which is underpinned by the new SPA platform (which stands for Scalable Platform Architecture) that will be used on the 2014 XC90, is both a nod to the past and a signal of intent for the future. You’ll be able to see it at the Frankfurt motor show in September.