OVERVIEW
Product Overview
The 2018 Newmar New Aire 3343 combines world-class craftsmanship, premium materials, and advanced engineering in a motorhome that’s as elegant as it is easy to drive. Built on a Freightliner XCS chassis with a powerful Cummins diesel engine, the New Aire delivers smooth performance, precise handling, and outstanding comfort in a compact 33-foot design.
Inside, the New Aire 3343 exudes residential luxury. High-gloss hardwood cabinetry, polished tile flooring, and solid-surface countertops showcase Newmar’s legendary build quality. The living area offers plush recliners, a convertible sofa, and a large televator TV, while the fully equipped kitchen features a residential refrigerator, convection microwave, induction cooktop, and pull-out pantry.
The master suite includes a queen bed, full wardrobe, and an elegant bathroom with a glass-enclosed shower and premium fixtures. Comfort is further enhanced with Newmar’s Comfort Drive steering system, advanced climate control, and exceptional insulation for quiet, all-season travel.
This coach has been upgraded with a large Lithium-Ion battery bank and premium solar package.
Outside, the New Aire 3343 stands out with full-body paint, frameless windows, pass-through storage, and dual power awnings. Every detail reflects Newmar’s commitment to quality, luxury, and long-lasting performance.
The 2018 Newmar New Aire 3343 offers an unmatched blend of luxury and drivability—perfect for travelers who want the refinement of a Class A diesel pusher in a more manageable size.
FLOOR PLAN

SPECIFICATIONS
FEATURES
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Freightliner XCR chassis
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Cummins ISB 360 HP diesel engine
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Allison 3000 MH 6-speed transmission
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Comfort Drive steering system
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Air-ride suspension with air leveling
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Full-body paint exterior
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One-piece molded fiberglass roof
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Frameless dual-pane windows
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Power patio awning with LED lighting
- 3000w Inverter
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Lithium batteries
- Solar package
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Tile flooring throughout
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Solid-surface countertops
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Residential refrigerator
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Convection microwave oven
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Induction cooktop
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Electric fireplace
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Hardwood cabinetry with soft-close doors
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LED interior lighting
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Three slide-outs
- Power cord reel
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Queen-size bed in master suite
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Stacked washer and dryer
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Double roof air conditioners with heat pumps
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Hydronic heating system
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50-amp electrical service
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Onan diesel generator
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Touchscreen coach control system
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360 camera system
- WiFi Ranger router

































