Fifth Wheel
Keystone RV Montana 3790rd
Compare specs across all model years (2015–2021)
7
Model Years
8
Sleeps
40' 4"
Length
16,793
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2019 Montana 3790rd
Best Choice
Highest Mint Score (29.9).
What Changed Year-Over-Year
2017
2018
Capacity Change
Sleeping capacity changed from 10 to 6.
2016
2017
More Compact
Length changed from 41' 6" to 40' 0".
All Model Years
2021
2021 Keystone RV Montana 3790rd
29.6
16,600 lbs GVWR
2,600 lbs Hitch
40' 4"
Sleeps 6
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2020
2020 Keystone RV Montana 3790rd
27.1
Sleeps 6
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Best Value
2019
2019 Keystone RV Montana 3790rd
29.9
16,800 lbs GVWR
2,870 lbs Hitch
40' 5"
Sleeps 6
↓ 140 lbs lighter than 2018
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2018
2018 Keystone RV Montana 3790rd
29.9
16,940 lbs GVWR
2,870 lbs Hitch
40' 5"
Sleeps 6
↓ Sleeps 4 fewer than 2017
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2017
2017 Keystone RV Montana 3790rd
28.9
16,920 lbs GVWR
2,920 lbs Hitch
40' 0"
Sleeps 10
↑ 170 lbs heavier than 2016
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2016
2016 Keystone RV Montana 3790rd
27.6
16,750 lbs GVWR
2,870 lbs Hitch
41' 6"
Sleeps 10
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2015
2015 Keystone RV Montana 3790rd
26.9
16,750 lbs GVWR
2,870 lbs Hitch
41' 6"
Sleeps 10
Original model year
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Can Your Vehicle Tow the Montana 3790rd?
Enter your truck specs to see if any of these model years fit your towing capacity—and which year gives you the most safety margin.
Tip: Click a year to see the full specs, tow guidance, and recommended gear for that model year.
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