Class C
Newmar Supreme Aire 4573
Compare specs across all model years (2020–2022)
3
Model Years
7
Sleeps
44' 11"
Length
58,000
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2022 Supreme Aire 4573
Best Choice
Highest Mint Score (31.1). Most powerful engine (505 HP).
What Changed Year-Over-Year
2021
2022
Capacity Change
Sleeping capacity changed from 8 to 6.
All Model Years
Best Value
2022
2022 Newmar Supreme Aire 4573
31.1
58,000 lbs GVWR
44' 11"
Sleeps 6
505 HP
↓ Sleeps 2 fewer than 2021
View Full Specs
2021
2021 Newmar Supreme Aire 4573
31.1
58,000 lbs GVWR
44' 11"
Sleeps 8
505 HP
View Full Specs
2020
2020 Newmar Supreme Aire 4573
31.1
58,000 lbs GVWR
44' 11"
Sleeps 8
505 HP
Original model year
View Full Specs
Tip: Click a year to see the full specs, tow guidance, and recommended gear for that model year.
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