The GMC Sierra 3500 HD usually starts at around $50k, but that's for a Regular Cab with normal rear wheels. A dual rear wheel model in Crew Cab Long Bed configuration is more like $58k.

The Sierra Denali 3500 will also be available in standard (6-foot-6-inch) and dually long box (8-foot) versions. “Our Denali line sets the premium standard for the industry,” said Lisa ...

This is obviously a dually truck, or it used to be, as we can't quite make out the dual rear tires. Currently, the 3500 is sitting on some 26-inch rims which a very interesting center, and they're ...

The 3500 series is also available in standard (6-foot 6-inches) and dually long box (8-foot) versions. For more photos of the Denali 3500, check out our behind-the-scenes look at the 2010 HD ...