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Toy Hauler

Grand Design RV Momentum G-Class 320g

Grand Design RV Momentum G-Class 320g

Compare specs across all model years (2019–2025)

7
Model Years
7
Sleeps
36' 3"
Length
16,800
Avg GVWR
Our Recommendation
Which Year Should You Buy?
2022 Momentum G-Class 320g Best Choice

Lightest GVWR (16,800 lbs) makes it towable by more vehicles. Highest Mint Score (30.6).

View 2022 Full Specs & Tow Guide →

What Changed Year-Over-Year

2024 2025

More Compact

Length changed from 38' 0" to 36' 3".

2023 2024

Length Increased

Length changed from 36' 3" to 38' 0".

2022 2023

Tank Capacity Change

Fresh water capacity changed from 115 to 110 gallons.

All Model Years

Can Your Vehicle Tow the Momentum G-Class 320g?

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.

View Towing Calculator
Tip: Click a year to see the full specs, tow guidance, and recommended gear for that model year.

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