Class A
Newmar Mountain Aire 4018
Compare specs across all model years (2013–2020)
4
Model Years
6
Sleeps
40' 10"
Length
49,900
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2013 Mountain Aire 4018
Best Choice
Highest Mint Score (33.7). Best living space layout.
What Changed Year-Over-Year
2019
2020
Capacity Change
Sleeping capacity changed from 8 to 6.
2014
2019
Capacity Upgrade
Sleeping capacity increased from 6 to 8 with layout improvements.
2013
2014
Capacity Upgrade
Sleeping capacity increased from 4 to 6 with layout improvements.
All Model Years
2020
2020 Newmar Mountain Aire 4018
32.7
54,000 lbs GVWR
40' 10"
Sleeps 6
500 HP
↓ Sleeps 2 fewer than 2019
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2019
2019 Newmar Mountain Aire 4018
31.7
54,000 lbs GVWR
40' 10"
Sleeps 8
500 HP
↑ Sleeps 2 more than 2014
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2014
2014 Newmar Mountain Aire 4018
31.7
44,600 lbs GVWR
40' 9"
Sleeps 6
450 HP
↑ Sleeps 2 more than 2013
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Best Value
2013
2013 Newmar Mountain Aire 4018
33.7
47,000 lbs GVWR
40' 9"
Sleeps 4
450 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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