The 2008-2010 F250 and F350s aren't exactly known for being precise handling machines, and while they aren't the least comfortable things in the world, there's plenty of room for improvement. These Super Duty suspension upgrades can help your Super Duty get excellent on-road handling and the type of off-road performance that will let your tough truck handle basically any challenge when head off the beaten path. Ford Super Duty Fitments: 2008, 2009, 2010 Ford F250 & F350 6.4L Submodel Fitments: FX4, King Ranch, Platinum, Lariat, XLT, XL Some Exceptions apply, please see individual product pages for specific fitments.