This is the latest in a long convoy of Harley-branded trucks and the sole version of the 2010 F-150 that Ford says not to take off-road. Offered in Tuxedo Black or, like ours, Lava Metallic (it looks a lot like dirt-speckled black), this year’s Harley truck is only available in four-door SuperCrew configuration with a 5.5-foot bed. All Harley F-150s ride on massive 22-inch wheels—the trucks also