2002 Newmar Mountain Aire 39SDTS, 2002 Newmar Mountain Aire Fifth Wheel For Sale! 39 feet long, Three Slide Outs, Washer/Dryer Combo, Dual Heat/A/C Units, Upgraded Sinks in Kitchen and Bathroom. Bedroom has Queen size bed, Sitting area has pullout sofa close to Full Size. Rated for year round use. $14,000.00 8649441887