Transmissions
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The German supplier ZF has developed a 2-speed transmission that could help improve electric-car efficiency and driving range.
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Toyota details next-generation hybrids, more efficient gasoline engines
Cars with plugs may be the cleaner and greener future, but at the moment, they make up only about 1 percent of global sales approaching 100 million vehicles a year. That means that automakers continue to work ceaselessly on more efficient gasoline engines and lighter vehicles to put them in. Last...
John Voelcker -
GM debuts 9-speed automatic, offering 2-percent efficiency improvement
General Motors will debut a new 9-speed automatic transmission in Chevrolet models.
Stephen Edelstein -
2017 Ford F-150: new 10-speed automatic transmission, 3.5-liter EcoBoost V-6
The 2017 Ford F-150 gets a second-generation 3.5-liter EcoBoost V-6 and new 10-speed automatic transmission.
Stephen Edelstein -
Bosch eClutch: Cheaper, More Fuel-Efficient Automated Manual Gearbox
Bosch eClucth substitutes a normal hydraulic clutch for an electric one.
Stephen Edelstein -
2014 Infiniti Q50, Q70 Hybrids Recalled Over Transmission Housing Issue
Infiniti will recall 817 hybrid sedans over potentially-fragile transmission housings.
Stephen Edelstein -
Hyundai announces a new six-speed automatic transmission for hybrids.
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Mercedes-Benz Launches Fuel-Saving Nine-Speed Auto
Mercedes-Benz will slowly start rolling out a new nine-speed automatic across its range, starting with the E350 BlueTEC diesel-powered sedan and wagon. The new gearbox, dubbed the 9G-TRONIC, is yet to be announced for the U.S. market but Mercedes says it expects it to be offered as a standard...
Viknesh Vijayenthiran -
VW Talks Future Tech: Plug-Ins, Natural Gas, 10-Speed Transmissions
Volkswagen chairman Prof. Dr. Martin Winterkorn covered virtually every area of green technology in his talk at the recent Vienna Motor Symposium. Plug-in cars, natural gas vehicles, diesels and a new ten-speed dual-clutch transmission were all discussed, pointing to a bright future for...
Antony Ingram -
Fuel-Efficient 9- And 10-Speed Auto Transmissions Coming From GM, Ford
The modern automotive business is a funny thing, making bedfellows of the unlikeliest of couples. Ford and General Motors don't collaborate often, but when they do it's usually on a transmission. This tradition continues as both companies announce an agreement to co-develop new 9- and 10-speed...
Antony Ingram -
ZF Develops 9-Speed Auto Transmission For Improved Efficiency
You probably started driving in a car with three, four, maybe five speeds to choose between. Manual transmissions led the way for a while with gears--five and six became commonplace, while the average auto might only have had four gears. Since then, an increasing quest for efficiency has seen that...
Antony Ingram -
Transmissions Compared: Which Is Best To Maximize MPG?
In the old days, choosing a transmission was pretty simple. With only manual and automatic options, choosing was simply a matter of deciding whether you wanted to stir your own gears, or slush along with zero effort, with the torque-converter option. Now, alongside the manual option, you can choose...
Antony Ingram -
When the covers came off the 2013 Dodge Dart at last month's Detroit Auto Show, the new compact sedan got high marks for style, interior design, and putting Chrysler back in the car game. The Dart lineup will also include a model that gets 40 mpg on the EPA highway cycle, but so far Dodge has been hazy on the specs of that particular model. Now, a report in the British Autocar says the secret is the transmission. We already knew that the 2013 Dodge Dart would offer three engines, the smallest being a 160-horsepower turbocharged 1.4-liter four. It's the same Michigan-built Multi-Air engine...
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Nissan Boosts Fuel Economy By Redesigning CVT In 2013 Altima
One of the best ways to improve fuel economy is to keep a car's engine operating at its most efficient speed, regardless of how fast the vehicle is traveling. That's the principle behind continuously variable transmissions, or CVTs, which use belts and variable pulleys to match road speed to an...
John Voelcker -
How Does Your New Car Get Better MPG Than Your Old One?
Almost every day we hear of a shiny new car that gets a certain number of miles to the gallon, a number often greater than its predecessor. It sometimes seems like witchcraft - until significant steps towards high-tech materials are taken, rarely do cars lose weight from one model to the next (with...
Antony Ingram -
Ford's Gas Mileage Goals Spawn 3-Cylinder Engine, New Hybrids
Smaller, more efficient engines that equal the power of larger, lazier ones are how automakers all over the world plan to raise fuel economy. Today Ford [NYSE:F] doubled down on engineering as the best way to boost gas mileage, with announcements about three separate technologies it plans to use in...
John Voelcker -
Hyundai To Offer More CVTs And New Dual Clutch Transmissions In 2011
Hyundai’s vehicle fleet is about to get a whole lot more fuel efficient as there are plans to introduce a new range of advanced dual clutch transmissions and more continuously variable transmissions (CVT) as early as next year. The move is just one part of the Hyundai’s overall goal of...
Viknesh Vijayenthiran -
Clutchless Multi-Speed Gearbox Makes EVs More Efficient
Currently, none of the conventional transmission designs provide an ideal option for electric vehicles. Conventional manual transmissions interrupt the drive to the wheels during gear shifting and require a clutch, adding cost and bulk to the tightly packaged powertrain of an EV. Conventional...
Viknesh Vijayenthiran