To assure that Newmar owners experience the best in comfort, control, quality, and convenience, we partner with the best in industry in outfitting our motor coaches with the top equipment and technology available. The King Aire is built on a Spartan® K3 Tag Axle Chassis with a 600 horsepower Cummins® ISX engine and features an Allison® 4000 MH transmission. It’s protected by our durable Full-Paint Masterpiece™ Finish to ensure that your King Aire retains its stylish look for years to come. And if you should ever need it, Newmar’s roadside assistance program is in place for the entire warranty period. From the chassis and engine to the superstructure and interior, the King Aire is built to the most exacting specifications to ensure you have the best driving and living experience available on the road.