{"@context":"https://schema.org","@type":"Product","name":"2 Newmar SUMMIT AIRE Class C RVs and Motorhomes for sale in Missouri","offers":{"@type":"AggregateOffer","offerCount":2,"lowPrice":"957460.00","highPrice":"957460.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-newmar-summit-aire-4505/57c3c924-6dd5-11f0-a59c-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 NEWMAR SUMMIT AIRE 4505","description":"

Lithium Package

Solar Panels

Starlink Installed

Theater Seating

Much, Much More!

Built on a Freightliner Cascadia tandem-axle chassis with a 600 HP Detroit Diesel DD16 engine (15.6 L) and 1,850 lb-ft torque.
GVWR: 58,000 lbs.
Fuel capacity: 120 gallons.
Exterior length: 44′-11″; exterior height: 13′-2″; interior height 6′-11″ (in this floor plan).
Towing capacity: up to 30,000 lbs for rear hitch (for tow vehicle or toys) in many configurations.

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Newmar Summit Aire Super C diesel motorhome 4505 highlights:

Full-Wall Slide
King Bed Slide
Euro Booth Dinette
Spacious Kitchen Pantry
Full Rear Bath

With triple slides including a full-wall slide, this spacious coach will feel just like home! Once you arrive at your destination, lunch can be made on the all-electric induction cooktop or in the stainless steel convection microwave. There is a Euro booth dinette (non-sleeper) where you can dine together, and you'll find additional seating spaces on the hide-a-bed sofa and jack-knife sofa. The mid-coach half bath will be easily accessible to use during the day, and a full rear bath will let you freshen up in the evening. Here, you'll find a 40\" x 30\" shower with a seat and two wardrobes for towels and clothes. And don't overlook the master bedroom with its retracting king bed slide, dual shirt wardrobes, a dresser, plus a Samsung LED TV to watch movies in bed!

With any Summit Aire Super C diesel motorhome by Newmar, you will experience what happens when power meets luxury! The Freightliner Cascadia chassis provides a strong and durable foundation to your coach, and there is a 30,000 lb. rear hitch for towing your family car along. A full-paint Masterpiece Finish with cut and buff is ultra sleek, and the smart level hydraulic leveling jacks with a Bluetooth compatible touchpad will have you set up at the campground in no-time. You will stay powered up by the eight 6V AGM house batteries, 12.5 kW Cummins Onan diesel generator, and 3000W Pure Sine inverter, plus there is an energy management system to monitor power usage. There are super polished solid surface countertops in the kitchen, bedroom, and bathroom, and you're sure to appreciate the electric radiant heat installed below the floor tile for added comfort. Additional interior comforts include an Aqua Miser shower system, air ride captain's seats, a plush pillow top mattress, a central vacuum with a tool kit, and the list goes on!

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