$66,995$92,141
Save $25,146

The all new Momentum G-Class is lighter without sacrificing any comfort or spaciousness — thanks to our tall ceilings and slide outs. With all of the quality, innovation, and functionality that our family of Momentum owners love, it's everything you need and nothing you don’t.

Features may include:

  • Thermal Roof Design (R-40)*

  • Full Laminated Walls (R-7)*

  • Triple Insulated Main Floor (R-40)*

  • Triple Insulated Garage Floor (R-40)*

  • Vented Attic

Specifications

Length

26 ft 11 in

Dry weight

6,400 lbs

Sleeps

6 people

Slideouts

1

Full specifications

Air Conditioner Output15,000 BTU
Awning Size19 ft
Axle Count2
Black Water Capacity39 gal.
DimensionsStandard Bed: 60 X 80 Queen Bed | Shower: 27 X 36
FeaturesPropane Tanks: 2 | Construction Type: Laminated | Slide Room R-Value: R-7 | Garage R-Value: R-30 | Slides: 1 | Awnings: 1
Fresh Water Capacity90 gal.
Fuel Capacity30 lbs
Furnace Output30,000 BTU
GVWR11,000 lbs.
Garage Length14 ft
Generic Type (Primary)Travel Trailer
Gray Water Capacity74 gal.
Hitch Weight Capacity920 lbs.
Interior Height7' 7"
LP Tank Capacity40 gal
ManufacturerGrand Design
Model NameMomentum G-Class TT
Overall Height12' 2"
Overall Length26' 11"
Overall Width8' 5" | (w/ slide out): 11' 4"
R-Value, FloorR-40
R-Value, RoofR-40
R-Value, WallR-7
Refrigerator8 cu. ft.
Sleeping Capacity6
Sleeps6
Tires, Rear SpecificationST235/80R16LRE
Trim Name21G
Unloaded Weight6,400 lbs.
Water HeaterTankless
Wheels16 in.

Get more info

2026 Momentum G-Class 21G

2026 Momentum G-Class 21G
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