New 2026 Grand Design Momentum G-Class 21G Toy Hauler Travel Trailer

Virtual Tour 14ft Garage
2026 21G Features and Options

Grand Design Momentum G-Class toy hauler 21G highlights:

  • Queen Bed Slide
  • Master Suite
  • Euro Chairs
  • Ramp Door/Patio
  • Fuel Station
  • 14' Garage

 

You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!

 

Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a fuel station with an interior and exterior gauge, a dovetail rear rend, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.

What Our Customers Are Saying

The team never made us feel pressured

After over 20 plus years we found Schieks RV, in Manitowoc and we are so glad we did, Tina was knowledgable and genuine you can tell she truly wants what is best for you and cares just like she would if buying a camper/fifth wheel for herself.

We met the service team when first looking at the fifth wheel and again at walk through making sure everything was set for us, explaining everything and
- Allan
Contact us for price
Bretz RV & Marine
Location: Nampa, ID
Stock# 98821
To get help now on this RV, call and enter the RV ID if prompted.
RV ID: 3259747#
(enter this ID if prompted)
2026 21G Specifications
Sleeps 4
Slides 1
Length 26 ft 11 in
Ext Width 8 ft 5 in
Ext Height 12 ft 2 in
Int Height 7 ft 7 in
Interior Color ARTISAN
Exterior Color WHITE
Hitch Weight 920 lbs
GVWR 11000 lbs
Dry Weight 6400 lbs
Fresh Water Capacity 90 gals
Grey Water Capacity 74 gals
Black Water Capacity 39 gals
Tire Size ST235/80R16 LRE
Furnace BTU 30000 btu
Fuel Capacity 30 gals
Available Beds Queen
Refrigerator Type Stainless Steel
Refrigerator Size 8 cu ft
Cooktop Burners 3
Shower Size 27" x 36"
Number of Awnings 1
Garage Size 14 ft
LP Tank Capacity 20 lbs
Water Heater Type Tankless
AC BTU 15000 btu
TV Info LR 40" TV
Awning Info 19' Awning w/LED Accent Lighting
Axle Count 2
Number of LP Tanks 2
Shower Type Walk-In Shower
Electrical Service 30 amp
VIN 1303338
For more information Contact Us

Momentum G-Class 21G Reviews

Be the first to tell other RVers what you think about this RV  Write a Review
Similar RVs and Floorplans

Loading

.

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.