Grand Design Momentum G-Class Travel Trailer Specs and Review

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  • Post last modified:September 12, 2023
  • Post category:Grand Design

If you are investing your money in an RV, you need to consider buying from Grand Design, one of the best travel trailer brands in the market. In this Grand Design Momentum G-Class Travel Trailer review, I’ll list all its specs and features that will help you see if it’s the right one for you.

The Grand Design Momentum G-Class is a model lineup of toy haulers. These travel trailers are lightweight, and yet they still have tall and wide slide-outs and ceilings. They offer fuel stations with interior and exterior gauges to enable you to enjoy your outdoor fun toys non-stop.

The Momentum brand has already developed a very loyal customer base because of the durability and reliability of its RVs. Their toy haulers are regarded as being better overall compared to other brands in the industry. It’s not unusual for these toy haulers to be included among the top ten best brands in the market.

Read on to learn more about the Grand Design Momentum G-Class Travel Trailer, its features and specs, and other things you need to know to determine if it will suit your requirements.

About the Grand Design Momentum G-Class Travel Trailer

Grand Design Momentum G-Class Travel Trailer
Momentum G-Class 21G

Model Lineup of Lightweight Toy Haulers

The Grand Design Momentum G-Class is a model lineup of lightweight toy haulers. While they are lightweight, they don’t sacrifice the heights and widths of their ceilings and slide-outs. In addition, they come with fuel stations that are equipped with interior and exterior gauges. This is designed to enable you to enjoy your fun toys non-stop.

Lightweight and Functional

Grand Design has introduced this lineup of lightweight Momentum G-Class toy haulers in answer to the clamor of its loyal RV fan base. While they may be light in weight, they still have the functionality, innovation, and legendary quality of Momentum RVs.

These G-Class toy haulers still offer the widest and the tallest bodies of RVs in the market. They offer the biggest and spacious living spaces to those who love to enjoy living and enjoy the outdoors.

Eight Different Floorplans

The Grand Design Momentum G-Class toy haulers are available in eight different floorplans. These are the names of the floorplans:

  1. Momentum G-Class 21G
  2. Momentum G-Class 23G
  3. Momentum G-Class 25G
  4. Momentum G-Class 28G
  5. Momentum G-Class 29G
  6. Momentum G-Class 29GO
  7. Momentum G-Class 30G
  8. Momentum G-Class 31G

Grand Design RV manufactures the Momentum G-Class toy haulers at their factory located in Middlebury, IN, USA. This company was still relatively young, being established only in 2001. And yet, it has already built a reputation as one of the top RV brands in North America.

They are well-known for the high quality of their products and their excellent customer service. Their customers have generally provided positive reviews about the RVs they bought from this company.

Most Attractive Features of the Grand Design Momentum G-Class Travel Trailer

With eight floorplans available in the Momentum G-Class toy haulers, you will be able to choose the one which is most suited to your needs. Every floorplan in this class comes with features that will surely make the fun of your outdoor trip and pleasurable.

Here are some of their features that you can use to make your outdoor adventures more fun and exciting:

1. Lots of Amenities

Every floorplan in the Momentum G-Class RVs comes with many amenities that will make your outdoor trips very comfortable. Every unit has the following:

  • LED lighting,
  • A fiberglass front cap with paint,
  • An enclosed underbelly that can be used for all seasons,
  • A dovetail rear end, and
  • Universal docking center.

Each floorplan of the G-Class RV offers residential comforts with the residential cabinetry, panoramic windows, stainless-steel appliances, and motion-sensor lighting system. There are a lot more offerings in the interior of this toy hauler.

The exterior amenities are not far behind. When it comes to entertaining, you will appreciate the sounds coming from the Rockford Fosgate exterior speakers. The awning of this trailer is also fantastic. It is a powered awning that comes with LED lighting. They will make your outdoor living space lively and exciting.

2. Eight Floor Plans

With eight floor plans available, you can surely choose the ideal setup for the size of your family. Each floor plan in this G-Class is designed to be functional. You only have to choose the arrangement that will best click with your family.

3. Comfortable Interior

You will love the comforts offered by the living room space in a G-Class travel trailer. It comes with upgraded residential furniture, residential countertops, pre-drilled and screwed cabinetry, and many more.

4. Industry Leading Warranty

You will get peace of mind when you buy a Grand Design Momentum G-Class travel trailer. The company provides an industry-leading warranty of 3 years limited structural warranty for every G-Class unit they sell.

5. Other Notable Features of the G-Class RV

Included among the other most attractive features of the G-Class RV are the following:

  • Satellite TV
  • Slide Options
  • Luxurious master suite and master bath
  • Enclosed fuel station with two fuel tanks located in the garage
  • Hardwood cabinet doors with concealed hinges
  • Storage areas that are fully enclosed and heated

Standard Features of the Grand Design Momentum G-Class Travel Trailer

grand design momentum g class travel trailer toy hauler
Momentum G-Class 30G

By its long list of standard features, you can tell that the Grand Design Momentum G-Class travel trailer is a top-quality RV. Here are the standard features of this recreational vehicle:

1. Interior

  • Large Panoramic Windows
  • Night Shades (All Windows)
  • Pre-Drilled and Screwed Cabinetry
  • Ball Bearing Full Extension Drawer Glides
  • Upgraded Residential Furniture
  • Residential Countertops
  • Solid Core Cabinet Stiles
  • Above Cabinet Accent Lighting
  • Under Counter Accent Lighting
  • Solid Hardwood Drawer Fronts
  • Stainless Steel Accented 3-Burner Range with Oven
  • Glass Range Cover (Flush with Counter Top)
  • Stainless Steel Accented Microwave
  • Sink Cover
  • Stainless Steel Accented Double Door Refrigerator
  • Bottle Opener

2. Exterior

  • Gel Coated Fiberglass Exterior
  • Radius Entry Door
  • Insulated Storage Doors
  • Folding Roof Ladder
  • Magnetic Storage and Entry Door Latches
  • 18 feet to 19 feet Awning with LED Accent Lighting
  • Main A/C with Race Track Ducting
  • 80% Tint Radius Safety Glass Windows
  • Under Unit Accent Lighting
  • 20 pounds LP Bottles (2) with cover
  • High-Capacity Water Pump
  • Extra Large 1 1/2-inch Fresh Water Drain Valve
  • Black Tank Flush
  • Easy Access Low Point Drain Valves
  • Backup Camera Prep
  • Full Sized Spare Tire and Carrier

3. Bedroom

  • Solid Bedroom Door
  • Residential Bedspread
  • Night Stands
  • Large Backlighted Mirror
  • Bedside Outlets
  • USB Chargers
  • TV and Cable Prep

4. Bathroom

  • Residential Walk-In Shower
  • Power Vent Fan
  • Skylight Over Shower
  • Double Entrance Bathroom
  • Medicine Cabinet with Mirror

5. Construction

  • One-piece TPO Roof Membrane with 18-Year Warranty
  • Laminated Aluminum Framed Roof and End Walls in Slide Rooms (R-7)
  • 5-inch Radius Wood Framed Roof (R-40*)
  • 1-inch Marine Grade OSB Floor (R-30*)
  • Laminated Aluminum Framed Side Walls (R-7)
  • Laminated Aluminum Framed Rear Ramp Door (R-12)
  • Power Tongue Jack
  • Oversized Tank Capacities

6. Audio and Video

  • Rockford Fosgate Speaker Package with Powered Sub
  • Rockford Fosgate Exterior Speakers

7. Utilities

  • Solar Prep (10 gauge wiring with universal MC4 connectors)
  • Optional: Solar System (300w Solar Panel, Controller, 1000w Inverter)

Again, what does the Grand Design Momentum G-Class offer? The Grand Design Momentum G-Class, a model lineup of toy haulers, is lightweight yet has tall and wide slide-outs and ceilings. Plus, they provide you with fuel stations with interior and exterior gauges that enable you to enjoy your outdoor fun toys.

Mandatory Packages of the Grand Design Momentum G-Class Travel Trailer

This G-Class lineup of travel trailers is also available in four different mandatory packages. These packages are:

  • Luxury Interior Package
  • Exterior Package
  • Garage Package
  • Insulation Package

You can get more information about these mandatory packages if you visit the official website of Grand Design, particularly on its Momentum G-Class pages.

Key Specs of the Grand Design Momentum G-Class Travel Trailer

When you need to get an overview of a travel trailer, you need to see its key specs. The table below will give you the key specs of each of the eight floorplans of the Grand Design Momentum G-Class travel trailers:

Floor PlanLengthGVWR (lb)UVW (lb)Hitch Weight (lb)
G Class 21G26 ft.11 in.9,9956,400920
G Class 23G28 ft.10 in.12,0006,8971,266
G Class 25G30 ft.11 in.12,0007,9001,150
G Class 28G33 ft.11 in.12,0008,5001,300
G Class 29G33 ft.11 in.12,0008,7001,500
G Class 29GO35 ft. 11 in.12,0007,9001,450
G Class 30G34 ft.11 in.12,0008,8001,350
G Class 31G35 ft. 11 in.12,0008,9751,600

Full Specs of the Grand Design Momentum G-Class Travel Trailer

grand design momentum g class travel trailer review
Momentum G-Class 29GO

Before deciding on which Momentum G-Class travel trailer that you need to buy, it is necessary for you to look at its detailed specs. In that way, you can be sure that it will have the things that you need.

The table below details the individual specs of each G-Class floorplan:

SectionG-Class 21GG-Class 23GG-Class 25GG-Class 28G
Length26 ft. 11 in.28 ft. 10 in.30 ft. 11 in.33 ft. 11 in.
External Height12 ft. 1 in.12 ft. 1 in.12 ft. 4 in.12 ft. 4 in.
Gross Weight (lb)9995120001150012000
Hitch Weight (lb)920126611501300
Dry Weight (lb)6400689779008500
Sleeps6667
Available BedsQueenKingQueenQueen
No. Of Bunks1111
Slides1122
Fresh Water Cap. (gal)100100100100
Black Water Cap.39393939
Grey Water Cap.74747878
Cooktop Burners3333
Refrigerator typeDouble DoorDouble DoorDouble DoorDouble Door
No. of LP Tanks2222
LP Tank Capacity (lb)20202020
Shower TypeStandardStandardStandardStandard
Furnace (Btu)30000300003000030000
Fuel Capacity (gal)30303030
Axle Weight (lb)5200520060006000
Axle Count2222
Tire Size (in)15151515
Garage Size14 ft.15 ft.13 ft. 6 in.15 ft.
No. of Awnings1211
Awning Info19′ Power with LED Lights18′ Power with LED Lights; 8′ Rear Patio19′ Power with LED Lights18′ Power with LED Lights
TV InfoLR LED HDTVLR LED HDTVLR LED HDTVLR LED HDTV
Electrical Service (amp)30303030

Table continued:

SectionG-Class 29GG-Class 29GOG-Class 30GG-Class 31G
Length33 ft. 11 in.35 ft. 11 in.34 ft. 11 in.35 ft.11 in.
External Height12 ft. 1 in.12 ft. 4 in.12 ft. 4 in.12 ft. 1 in.
Gross Weight (lb)12000120001200012000
Hitch Weight (lb)1500145013501600
Dry Weight (lb)8700790088008975
Sleeps6466
Available BedsQueenQueenKingQueen
No. Of Bunks1111
Slides2122
Fresh Water Cap. (gal)100100100100
Black Water Cap. (gal)57393957
Grey Water Cap. (gal)57767837
Cooktop Burners3333
Refrigerator typeDouble DoorDouble DoorDouble DoorDouble Door
No. of LP Tanks2222
LP Tank Capacity (lb)20202020
Shower TypeStandardStandardStandardStandard
Furnace (Btu)30000300003000030000
Fuel Capacity (gal)30303030
Axle Weight (lb)6000600060006000
Axle Count2222
Tire Size (in)15151515
Garage Size11 ft.11 ft.20 ft. 7 in.13 ft.
No. of Awnings1111
Awning Info18′ Power with LED Lights19′ Power with LED Lights19′ Power with LED Lights18′ Power with LED Lights
TV InfoLR LED HDTVLR LED HDTVLR 40″ LED HDTVLR LED HDTV
Electrical Service (amp)30303030

Conclusion: Grand Design Momentum G-Class Travel Trailer

The Grand Design Momentum G-Class is a model lineup of toy haulers. These travel trailers have wide bodies with tall ceilings even for their slide-outs. But they are still lightweight. They also come with fuel stations with interior and exterior gauges that allow you to enjoy your fun toys as often as you want.

Grand Design has given you many floorplan options for its Momentum G-Class lineup. You can choose from its 8 floorplans in this class. Each floorplan is functional and full of amenities that will make your outdoor adventures fun and memorable. For many good reasons, these G-Class toy haulers are worth your consideration.