Cradled on a 3500 Series Mercedes-Benz Sprinter EXT unibody van chassis, the 2016 Interstate from Airstream Inc. is ready to roll — in style. Though long known for building distinctive travel trailers, Airstream also constructs Type B motorhomes for its Touring Coaches line.
What we saw when we arrived took us by surprise. In front of us was a 1989 Airstream “classic†370 LE motorhome. Judging by the exterior, it appeared to be in very good condition. Its two previous owners had always kept it under cover in Washington. The aluminum shell was in excellent shape and …