The 600SS (6' 3" in the floor length) will fit almost any smaller truck, Tacoma, Canyon, Colorado, Frontier etc. Short or Long Bed. The side wall height is 5.5" taller than the MC 600 but the 600SS still has the same footprint and floorplan. The additional side wall height allows for a taller entrance door, taller interior, more clearance between mattress and ceiling, deeper underbed storage (7.75") and a 3.7 cubic foot 3 way fridge with freezer versus a 2 cubic foot 3 way with no freezer. 60 lbs heavier than the MC600 at 1208 lbs. Please check out all the std. equipment (Shown below under Features) that is included in that figure.