2010 Corvette Zr1 Signed Car Choose Color Art Print on 2040-parts.com

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.

New Jaguar XJ by Arden – the AJ22

The Arden AJ22 - a customised 2010 Jaguar XJ The new Jaguar XJ was launched in July and we covered it in detail. We did an XJ Review covering every bit of detail we had. All that’s left is the drive, but with the first customer cars not arriving until January – and press cars there or there abouts – we figured we’d covered the bases.

Mini reveals tech details for new 2013 Mini Cooper

By Ollie Kew Motor Industry 29 September 2013 23:01 Mini has announced that the imminent replacement for the current model will sport an all-new range of three- and four-cylinder engines, adaptive suspension, and marry chuckable handling with better comfort and refinement. The Mini Vision concept (pictured) shows what the new car will look like when it arrives in November 2013. There are some big promises here, but can the Mini maintain its runaway popularity a more than decade after BMW revived the brand and created a whole new class of posh, premium-priced city cars? Read on for more details. What’s been said about the new Mini Cooper’s engines?