2026 Newmar Supreme Aire 4129
New Super C in Concord, North Carolina, 28027
Unit Specs
- Stock #M145800
- Year2026
- ManufacturerNewmar
- Make Newmar
- ModelSupreme Aire
- Floorplan4129
- Floorplan LayoutRear Bedroom
- Type Super C
- ConditionNew
- Length41' 0"
- VIN1FVAHTDV9TLWN4846
- Price Get Price
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner Cascadia 116
- Engine ModelCummins DD13
- Fuel TypeDiesel
- Sleeps5
- Water Capacity (Fresh)150 gal
- Water Capacity (Black)52 gal
- Water Capacity (Grey)85 gal
- Slideouts4
Newmar Supreme Aire Super C diesel motorhome 4129 highlights:
- Hide-A-Bed Sofa
- Retracting King Bed
- Whirlpool Refrigerator
- Stainless Steel Microwave
- Bose Sound System
This sure is a supreme floorplan is all about giving you a real “home” layout inside a Super C coach. Up front, the living area feels like a true lounge, with seating arranged around the TV on power lift, so you can drop it down for movie night and tuck it away when you just want open windows and conversation. Mid-coach, the galley is set up for real cooking, not just snacking, with handy pantry storage for full-trip groceries and a solid work triangle between the appliances and counter space. Across from the kitchen, the booth dinette gives you a comfortable spot for meals, laptops, or board games, and it can pull double duty as extra sleeping space when you need it. In back, the bedroom centers on a retracting king bed that opens up the room when you’re getting dressed or moving around, then extends for a full, roomy sleep surface at night. Altogether, it is a very livable layout that works as well on a long haul as it does parked for an extended stay.
The Newmar Supreme Aire Super C diesel motorhomes continue to raise the bar with even more luxury and innovation you will not find on most other Super C coaches. Built on the Freightliner Cascadia chassis with serious diesel power and heavy-duty towing capability, they are made for confident travel whether your destination is the coast, the mountains, or anywhere in between. Inside, the Supreme Aire feels more like a high-end residence than a motorhome, with refined cabinetry, premium seating options, and a thoughtfully designed living area that can be tailored to how you relax. A sky window above the cockpit brings in natural light when you want it, and the power shade lets you dial it back for movie nights or mid-day naps. Up front, air-ride captain’s chairs, a modern digital dash, and the Xite infotainment system work together to make every mile feel smooth, quiet, and under control.
- Rear Bedroom
2026 Newmar Supreme Aire 4129 Features
-
Exterior
Slideout
2026 Newmar Supreme Aire 4129 Specifications
MSRP
$678,580
Height
13' 2"
Height (interior)
6' 11"
Length
41' 11"
Width
8' 5"
Dry Weight
37,000 lbs
GVWR
41,000 lbs
Payload Capacity
4,000 lbs
Fuel Capacity
120 gal
Refrigerator Capacity
19 cu ft
Sleep Capacity
5
Water Capacity - Black
52 gal
Water Capacity - Fresh
150 gal
Water Capacity - Grey
85 gal
Engine Manufacturer
Detroit
Engine Model
DD13
Fuel Type
Diesel
Transmission Spec
Detriot DT-12 12-Speed
# Awnings
1
# Axles
3
# Doors
3
# Slides
4
Chassis
Freightliner® Cascadia 525Hp Single Axle Chassis
# A/C
2
A/C Spec
15K BTU Penguin™ HEat Pump Air Conditioners
2026 Newmar Supreme Aire 4129 Literature
Unit Specs
- Stock #M145800
- Year2026
- ManufacturerNewmar
- Make Newmar
- ModelSupreme Aire
- Floorplan4129
- Floorplan LayoutRear Bedroom
- Type Super C
- ConditionNew
- Length41' 0"
- VIN1FVAHTDV9TLWN4846
- Price Get Price
- Need to know your payment? Use our RV Loan Calculator!
- ChassisFreightliner Cascadia 116
- Engine ModelCummins DD13
- Fuel TypeDiesel
- Sleeps5
- Water Capacity (Fresh)150 gal
- Water Capacity (Black)52 gal
- Water Capacity (Grey)85 gal
- Slideouts4
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