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Volvo's answer to DSG goes by the name Powershift



Volvo is joining the ranks of other automakers by beginning to offer a dual-clutch gearbox to the masses. The new transmission, developed in cooperation with Getrag, features six-forward gears and reverse, and opts for a wet-clutch system like the first generation VW/Audi setup. Aside from the obvious performance advantages gained by quick shifts, Volvo estimates that fuel consumption will be reduced by around eight-percent.

The new setup can handle over 330 lb.-ft. of torque, something that has proved to be an issue with similar setups because of the small surface area of both clutches. When Volvo's Powershift transmission debuts, it will initially be equipped on the C30, S40 and V50 fitted with the 2.0-liter turbo diesel. There was no mention of what models in the U.S. could benefit from the new 'box or when it might be available here in the States.

Volvo's full press release is posted after the jump.

Continue reading Volvo's answer to DSG goes by the name Powershift

VIDEO: Autoblog tries clutchless shifting but you shouldn't



For any self-respecting driver that has a car with a manual transmission, there are two things that cast shame; stalling and grinding. It doesn't matter if you're the only one in the car or if there are no other motorists on the road, the embarrassment associated with these gaffes is omnipresent. To save myself from shame and for fear of wrecking my transmission, I hadn't tried clutchless shifting (also called powershifting) until very recently, after I saw it done on YouTube. I knew this was something that could damage my synchros (it's my personal car), so I figured I'd do it once and record it, so you don't have to do it yourself.

A friendly Autoblog warning from our own Dan Roth: Trying this out a couple times probably isn't going to grenade any gearbox that's in good shape, but you really shouldn't make clutchless shifts a regular part of your repertoire. While fine for a racing-duty "dog" gearbox, it's torture on the synchros in your street transmission. The inevitable grinding you'll perpetrate on the transmission while practicing clutchless shifting also means more particulate matter floating around inside your tranny. Think of it as a neat parlor trick, maybe try it out in case you should ever have a problem with your clutch actuation system, but otherwise, treat your gearbox with love.

Hit the jump to watch the video.

Continue reading VIDEO: Autoblog tries clutchless shifting but you shouldn't

Update on Ford's aspiration for a dual-clutch transmission

It looks like the dual-clutch preselector transmission is emerging as the leader in automated manuals. Volkswagen's DSG has been around a while and offers fewer compromises than less purpose-built manuals. Ford's champing at the bit to get their own trick DSG-like transmission into production, and it looks like we'll see such a unit drop soon with the PowerShift moniker. Gearbox maker Getrag has several different variations on the theme, and word is they'll start off in PAG brand like Volvo first and then trickle down to other Fords as a premium option. Volvo is a logical entry point, as the marque's S40 T5 can be mentioned in the same breath as the A3 without the entire room snickering.

The core engineering seems to be essentially the same, with the packaging, max ratio spread and durability of the innards varying among the different configurations. Applications cover the various vehicle architectures of FR, FF, and MR, plus AWD, though we're not sure if the center differential is a seperate unit or integral to the trans. They're mostly six-speeds, although there is a seven-speed version with triple cone synchronizers and a max torque capacity of 750Nm. The exciting thing is that these transmissions reportedly have Job 1 dates in 2007, so we should see the debut soon in something. Europe will likely get them first in the diesel S40/V50s. There's a version rumored to be destined for the Fiesta, which is destined here, so before long, we may all be revelling in the perfectly executed blip-blip downshift as we clip the apex and get back on the power to exit fast while behind the wheel of a Ford vehicle.

[Source: GM Inside News]

Spy Photos: 2008 Ford Super Duty

Last week we saw a picture of a heavily-camouflaged 2008 Ford Super Duty; this week brings additional shots of vehicles in more revealing livery - something that looks more like Mossy Oak. The sharp eye of Chris Doane found three examples - a single-rear-wheel truck, a dually, and a medium-duty flatbed - undergoing hot-weather testing in the desert.

The most obvious change is in the area of the headlights, with these vehicles sporting lamps that look much like the Ford Tonka concept of several years ago. The hood has a less-prominent budge than the current Super Duty, and the front fenders appear flatter along their upper edge. The openings in the front bumper appear to be larger and the grille has grown in height, likely to accommodate the increased cooling needs of a more powerful twin-turbo diesel. Those who tow trailers on a regular basis will likely appreciate the mirrors, which appear to be only slightly smaller than the average billboard and carry relatively large turn signals.

A peek at the interior shows some styling cues from the contemporary F-150, but it's hard to say what trim level we're seeing. A final assessment will have to wait until all the pieces are in place and the data acquisition equipment is removed.  

[Source: Pickuptruck.com]


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