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Caterham AeroSeven Concept previews future production model

Hot on the stripped-down heels of the Caterham Seven 165 and Caterham 620R, the company revealed a next-generation vehicle, the AeroSeven Concept. The company’s newest road car benefitted from the entire portfolio of Caterham companies including Caterham Technology & Innovation, Caterham F1 Team, Caterham Composites and Caterham Cars. The company says the new concept hints at a future styling direction, including the new sports car that is being developed in conjunction with Renault, due in 2016.

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.

Chrysler offers up to $6,000 in incentives on some cars

If consumers can overcome the connotations that ride shotgun with buying a new car from an automaker in bankruptcy, there are some deals to be had on Chrysler vehicles. The company said Wednesday that it will offer up to $6,000 in incentives on some of its new cars in May in the wake of a 48 percent sales drop in April. The incentives run through June 1.