2011 Ford F-250/350 Super Duty - First Drive - Four Wheeler Magazine

We just returned from testdriving Ford's newest incarnation of the Super Duty pickup, and we have to admit, we're still trying to make sense of it. Not that we sensed anything wrong with the vehicle-far from it: Its on-road ride is far more... There's simply so much that's new and utterly mind-boggling about the new Super Duty from a technology standpoint, we barely know where to start to describe all of its many useful and functional features. The new engine uses a composite graphite-iron block, which is stronger (and weighs less) than the cast-iron block it replaces. > The Sterling 10. 5 rearend can be ordered with a factory dog-clutch E-locker-though no ring-and-pinion gears lower than 3. 55:1 are available from the factory unless you spring for the dually version, which can be outfitted with 3. 73:1s. Even... The Super Duty also comes from the. Source: www.fourwheeler.com