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Next-gen GM 6-speed automatic to boost mileage another 5 percent

It's only been a year since General Motors launched its 6T40 six-speed automatic transmission for mid-size and compact cars. When it was introduced, it brought with it a five percent bump in fuel efficiency. The engineers at GM Powertrain are now developing a second-generation variant of the 6T40 for introduction in 2011 that will bump fuel efficiency by another five percent. The new version will have updated electronic control strategies based on the work done for the new Equinox four cylinder. The Equinox managed a 32 mpg highway rating. ... Read more →

PSA expands production of transmissions for better fuel efficiency Sam Abuelsamid

PSA has produced 30 million transmissions at its Valenciennes factory near Calais, France since opening in 1981, and it has just launched an expansion there. While the plant produces four different ...

New Tesla CEO Ze'ev Drori finally speaks Sam Abuelsamid

The new CEO and President of Tesla Motors Ze'ev Drori has been pretty quiet since he came on board recently, at least publicly. He did participate with Elon Musk in the recent conference call with ...

Manual transmissions finally on the way out? Sam Abuelsamid

For many years, the US and European markets have been mirror images when it comes to transmission choices. Both markets have been split roughly 90/10 percent with the American market favoring ...

ZF improving mileage by shifting faster Sam Abuelsamid

German transmission manufacturer ZF Friedrichshafen AG introduced the first six speed automatic transmissions in 2001. Since then seven and even eight speed automatics have turned up in various ...

Next-gen GM 6-speed automatic to boost mileage another 5 percent 3 months ago on Autoblog Green

It's only been a year since General Motors launched its 6T40 six-speed automatic transmission for mid-size and compact cars. When it was introduced, it brought with it a five percent bump in fuel efficiency. The engineers at GM Powertrain are now developing a second-generation variant of the 6T40 ...

PSA expands production of transmissions for better fuel efficiency 5 months ago on Autoblog Green

PSA has produced 30 million transmissions at its Valenciennes factory near Calais, France since opening in 1981, and it has just launched an expansion there. While the plant produces four different types of transmissions, the expansion is focused on the two newest designs for the mechanical compact ...

New Tesla CEO Ze'ev Drori finally speaks 1 year ago on Autoblog Green

The new CEO and President of Tesla Motors Ze'ev Drori has been pretty quiet since he came on board recently, at least publicly. He did participate with Elon Musk in the recent conference call with customers and he has undoubtedly made his presence felt inside the walls at San Carlos. Now, anyone ...

Manual transmissions finally on the way out? 2 years ago on Autoblog Green

For many years, the US and European markets have been mirror images when it comes to transmission choices. Both markets have been split roughly 90/10 percent with the American market favoring automatics and the Europeans (and most of the rest of the world) preferring to shift for themselves. ...

ZF improving mileage by shifting faster 2 years ago on Autoblog Green

German transmission manufacturer ZF Friedrichshafen AG introduced the first six speed automatic transmissions in 2001. Since then seven and even eight speed automatics have turned up in various vehicles like Mercedes and Lexus. Now ZF has developed a new torque converter for their six-speed boxes ...


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