Travel Trailer
Forest River RV Sonoma 1900mb
Compare specs across all model years (2019–2021)
3
Model Years
4
Sleeps
21' 6"
Length
8,365
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2021 Sonoma 1900mb
Best Choice
Lightest GVWR (8,365 lbs) makes it towable by more vehicles. Highest Mint Score (34.2).
What Changed Year-Over-Year
2019
2020
Larger Fresh Tank
Fresh water capacity changed from 50 to 56 gallons.
All Model Years
Best Value
2021
2021 Forest River RV Sonoma 1900mb
34.2
8,365 lbs GVWR
565 lbs Hitch
21' 6"
Sleeps 4
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Check Towing
2020
2020 Forest River RV Sonoma 1900mb
34.2
8,365 lbs GVWR
565 lbs Hitch
21' 6"
Sleeps 4
View Full Specs
Check Towing
2019
2019 Forest River RV Sonoma 1900mb
33.7
8,365 lbs GVWR
565 lbs Hitch
21' 6"
Sleeps 4
Original model year
View Full Specs
Check Towing
Can Your Vehicle Tow the Sonoma 1900mb?
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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