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+55 
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Sleeps 4
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1 Slides
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27ft Long
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6,400 lbs
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ATO DUSK
21G Floorplan
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 | ATO DUSK | 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 |
Description
2026 Grand Design Momentum G-Class 21G – Built for the Wild and Ready to Ride
Whether you're chasing off-road thrills or hauling gear to your next remote campsite, the 2026 Momentum G-Class 21G from Grand Design is your gateway to freedom. This compact, powerful toy hauler packs everything you need to load up, head out, and live large wherever adventure calls.
Designed for Comfort and Capability
• 14' Garage – Versatile garage space with Happi-Jac rollover sofas, room for ATVs, dirt bikes, kayaks, and gear, plus an optional top bed to sleep more guests
• Ramp Door/Patio System – Dual-purpose ramp door converts to a rear patio for lounging or entertaining after the toys are unloaded
• Euro-Style Chairs – Modern, ultra-comfortable swivel chairs for relaxing or prepping for the next ride
• Walk-Around Queen Bed Slide – Spacious master suite with residential queen bed on a slide for more floor space and easier access
• Dual Entry Bath – Private access from the bedroom or main living area, plus a skylight over the shower for natural light
• 19' Power Awning – Expands your outdoor living space with LED lighting for evenings under the stars
Haul More, Stay Longer
• Fuel Station w/ Interior & Exterior Gauge – Top off your machines without leaving camp
• 2,500-LB Tie-Downs Anchored Into the Chassis – Heavy-duty anchoring ensures your gear stays secure no matter the terrain
• Dovetail Rear End – Easy loading and unloading for all types of toys
• Moisture Barrier Floor Enclosure – Keeps your floor protected and tough through all seasons
Four-Season Travel Made Easy
The G-Class 21G is built to handle the elements so you can travel any time of year with confidence.
• Insulation Package – Heated and enclosed underbelly, suspended tanks, cabinet-mounted heat ducts, high-capacity furnace, and moisture barrier floor
• Ducted A/C and Furnace – Residential climate control keeps the interior cozy or cool no matter the weather
• Shower Skylight – Adds headroom and natural lighting for a residential bath feel
Interior That Feels Like Home
• Residential Cabinetry – Sturdy, beautiful storage that holds up to the road
• Large Panoramic Windows – Let in views of the trail, forest, or lakefront
• USB Charging Ports – Stay connected with easy-access charging in the bedroom and throughout
• LED Interior Lighting – Efficient, bright, and stylish
Adventure Meets Comfort
Whether you're heading into the mountains or posted up at a desert rally, the Momentum G-Class 21G gives you the freedom to go hard all day and relax in style at night. The flexible garage converts quickly from cargo hauler to comfortable living space, making it ideal for both play and downtime. From early-morning trail rides to evenings by the fire, this toy hauler is your all-in-one adventure basecamp.
INVENTORY IMAGES MAY BE SHOWN. COLOR AND SPECS MAY VARY. CALL FOR DETAILS.
- Interior Package
- Exterior Package
- Garage/Cargo Package
- Insulation Package
- Happi-Jack Electric Bunk System with Folding Sofas
- AC with Race Track Ducting
- Rockford Fosgate Stage 1 Stereo - 500 Watts, Interior and Exterior Speakers with 10" Powered Sub
- G-Class Under Unit LED Light Kit
- Goodyear Tires
- 8 Cu Ft 12V Refrigerator
- OmniConnect - Satellite, Cellular, and Wifi Internet Prep
- SafeRide RV Roadside Assistance
- 4.5K Watt Generator
- Rear Aluminum Deck System with Rear Power Awning
- Gen II 3 Season Door with Sliding Windows
- Solar + Package (Dual 220W Panels, 2000W Inverter, 50 AMP Controller, 2 Dock Ports, Bluetooth Module)
Features
Standard Features (2026)
PLEASE NOTE: Features and Options separated by type below:
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TRAVEL TRAILERS
Exterior
- Main A/C with Race Track Ducting
- Backup Camera Prep
- Black Tank Flush
- Full Sized Spare Tire & Carrier
- 80% Tint Radius Safety Glass Windows
- 20# LP Bottles (2) w/Cover
- Radius Entry Door
- High-Capacity Water Pump
- Extra Large 1 1/2” Fresh Water Drain Valve
- Battery Disconnect Switch
- Folding Roof Ladder
- Gel Coated Fiberglass Exterior
- Easy Access Low Point Drain Valves
- Insulated Storage Doors
- Magnetic Storage and Entry Door Latches
- 18’-19’ Awning w/LED Accent Lighting
- Under Unit Accent Lighting
- Rockford Fosgate Speaker Package with Powered Sub
- Solar Prep (10 gauge wiring with universal MC4 connectors)
- Motion Sensor Exterior Storage Lighting
- Motion Sensor Entry Lighting
- Fiberglass Front Cap w/Paint
- 48” LED Front Cap Lighting
- Diamond Plate Front Rock Guard
- Triple Aluminum Tread Entry Steps
- 30 Gallon Fuel Station w/Interior and Exterior Gauge
Construction
- Power Tongue Jack
- Oversized Tank Capacities
- One-Piece TPO Roof Membrane w/ Limited Lifetime Warranty
- Laminated Aluminum Framed Rear Ramp Door (R-12)
- Laminated Aluminum Framed Side Walls (R-7)
- Laminated Aluminum Framed Roof and End Walls in Slide Rooms (R-7)
- 1” Marine Grade OSB Floor (R-30*)
- 5" Radius Wood Framed Roof (R-40*)
- Universal Docking Station
- Walk on Roof
- No Wheel Wells
- Double Insulated Roof and Front Cap (R-40*)
- Heated and Enclosed Dump Valves
- High Density Roof Insulation w/Attic Vent
- Moisture Barrier Floor Enclosure
- Cabinet Mounted Heat Ducts
Running Gear
- 15" Aluminum Rims w/Nitrogen Filled Radial Tires
- Anti-Lock Brake System
Interior
- Under Counter Accent Lighting
- Above Cabinet Accent Lighting
- Solid Hardwood Drawer Fronts
- Solid Core Cabinet Stiles
- Pre-Drilled and Screwed Cabinetry
- Ball Bearing Full Extension Drawer Glides
- Large Panoramic Windows
- Night Shades (All Windows)
- Upgraded Residential Furniture
- Residential Countertops
- Stainless Steel Accented Microwave
- Stainless Steel Accented 3-Burner Range with Oven
- Glass Range Cover (Flush w/Counter Top)
- Stainless Steel Accented Double Door Refrigerator
- Sink Cover
- Bottle Opener
- Residential Cabinetry
Kitchen
- Deep Seated Stainless-Steel Sink
- Residential Pull-Down Sprayer Faucet
Electrical
- 50 Amp Service (21G & 23G - 30 Amp Service)
- Detachable Marine Grade Power Cord w/LED Light
HVAC
- 30k BTU High Capacity Furnace
- Heated and Enclosed Underbelly w/Suspended Tanks
Plumbing
- On Demand Water Heater
Bedroom
- Large Backlighted Mirror
- Night Stands
- Bedside Outlets
- USB Chargers
- Solid Bedroom Door
- Residential Bedspread
- TV and Cable Prep
Bathroom
- Residential Walk-In Shower
- Skylight Over Shower
- Power Vent Fan
- Medicine Cabinet with Mirror
- Headboard
- Double Entrance Bathroom
Appliance
- Stainless Steel Accented Appliances
Electronics
- Rockford Fosgate Bluetooth Stereo
- High Definition LED Television
Garage
- Full-sized Rear Ramp Door
- Dovetail Rear End
- Rear-Ramp Loading Lights w/back-up light function
- 2,500 lbs. Tie-Downs Anchored Into the Chassis
Packages
Exterior Package
- Universal Docking Station
- Black Tank Flush
- Fiberglass Front Cap w/Paint
- 48” LED Front Cap Lighting
- Diamond Plate Front Rock Guard
- 15” Aluminum Rims
- Triple Aluminum Tread Entry Steps
- Walk on Roof
- On Demand Water Heater
- 50 Amp Service (21G & 23G - 30 Amp Service)
- Detachable Marine Grade Power Cord w/LED Light
Luxury Interior Package
- Deep Seated Stainless-Steel Sink
- Residential Pull-Down Sprayer Faucet
- Residential Cabinetry
- Motion Sensor Exterior Storage Lighting
- Motion Sensor Entry Lighting
- Rockford Fosgate Bluetooth Stereo
- High Definition LED Television
- Stainless Steel Accented Appliances
Garage Package
- 30 Gallon Fuel Station w/Interior and Exterior Gauge
- Full-Size Rear Ramp Door
- Dovetail Rear End
- No Wheel Wells
- Rear-Ramp Loading Lights w/Back-up Light Function
- 2,500 lbs. Tie-downs Anchored into the Chassis
Insulation Package
- 30k BTU High Capacity Furnace
- Heated and Enclosed Underbelly w/Suspended Tanks
- Double Insulated Roof and Front Cap (R-40*)
- Heated and Enclosed Dump Valves
- High Density Roof Insulation w/Attic Vent
- Moisture Barrier Floor Enclosure
- Cabinet Mounted Heat Ducts
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FIFTH WHEELS
Exterior
- Black Tank Flush
- Full Sized Spare Tire & Carrier
- 80% Tint Radius Safety Glass Windows
- 30lb. LP Bottles (2)
- Radius Entry Door
- High-Capacity Water Pump
- Extra Large 1 1/2" Fresh Water Drain Valve
- Battery Disconnect Switch
- Folding Roof Ladder
- Gel Coated Fiberglass Exterior
- Easy Access Low Point Drain Valves
- Insulated Storage Doors
- Large Panoramic Windows
- Magnetic Storage and Entry Door Latches
- Awning w/LED Accent Lighting
- Under Unit Accent Lighting
Construction
- Oversized Tank Capacities
- One-Piece TPO Roof Membrane
- Laminated Aluminum Framed Rear Ramp Door (R-7)
- Laminated Aluminum Framed Side Walls (R-11)
- Laminated Aluminum Framed Roof and End Walls in Slide Rooms (R-7)
- 1" Marine Grade OSB Floor (R-30*)
- 5" Radius Wood Framed Roof (R-40*)
Running Gear
- Upgraded Axle Hangers
- Heavy Duty H-Rated Tires
- Heavy Duty 7,000 lb. Axles with ABS Drum Brakes (415G)
- Heavy Duty 8,000 lb. Axles with ABS Drum Brakes (320G, 325G, 350G)
- 17.5" H-Rated Aluminum Wheels
- MORryde CRE3000 Suspension System
- Tow Assist ABS & Sway Mitigation System
Frame & Chassis
- Electric Auto Leveling System
- 101" Wide-Body Super Chassis
Interior
- Under Counter Accent Lighting
- Above Cabinet Accent Lighting
- Solid Hardwood Drawer Fronts
- Solid Core Cabinet Stiles
- Pre-Drilled and Screwed Cabinetry
- Ball Bearing Full Extension Drawer Glides
- Night Shades (All Windows)
- Upgraded Residential Furniture
- Residential Countertops
- Plywood Drawer Bottoms
Kitchen
- Microwave
- Residential Kitchen Faucet
- Stainless Steel Accented 3-Burner Range with Oven
- Glass Range Cover (Flush w/ Countertop)
- 12-Volt High Power MaxxAir Fan with Rain Sensor
Electrical
- Solar Prep (10-Gauge Wiring with Universal MC4 Connectors)
- 75 Amp Converter
- 12V Battery Disconnect
- Omni Connect On-Board WiFi Ready
HVAC
- 12v High Power Fan (Kitchen)
- 35K BTU High Capacity Furnace
- Fireplace w/5000 BTU Electric Heater
- Main A/C with Race Track Ducting
- Attic Vent
- High-Capacity Heat Ducts
Plumbing
- Sewer Hose Storage Area
- All-In-One Enclosed and Heated Utility Center
Bedroom
- Night Stands
- Bedside Outlets
- USB Chargers
- Solid Bedroom Door
- Residential Bedspread
- TV and Cable Prep
Bathroom
- Residential Walk-In Shower
- Skylight Over Shower
- Power Vent Fan
- Medicine Cabinet with Mirror
Appliance
- Fireplace with Electric Heater
- Stainless Steel Refrigerator
- Microwave
Electronic
- Back-Up Camera Prep
- Exterior Cable/Satellite Plug In
- LED Smart TV in Living Area
- Rockford Fosgate Stereo Entertainment System w/HDMI and App Controls
- Exterior Speakers
- No-Crank Digital TV Antenna w/Booster
- TV Prep in Garage
Packages
Exterior Package
- Universal Docking Station
- Black Tank Flush
- Fiberglass Front Cap w/Paint
- 48” LED Front Cap Lighting
- 16” Aluminum Rims
- Triple Aluminum Tread Entry Steps
- Walk on Roof
- On Demand Water Heater
- 50 Amp Service
- Detachable Marine Grade Power Cord w/LED Light
Luxury Interior Package
- Deep Seated Stainless-Steel Sink
- Residential Pull-Down Sprayer Faucet
- Residential Cabinetry
- Motion Sensor Exterior Storage Lighting
- Motion Sensor Entry Lighting
- Rockford Fosgate Bluetooth Stereo
- High Definition LED Television
- Stainless Steel Accented Appliances
Garage Package
- Fuel Station w/Interior and Exterior Gauge
- Dovetail Rear End
- Rear-Ramp Loading Lights w/Back-up Light Function
- 2,500 lbs. Tie-downs Anchored into the Chassis
Insulation Package
- 35k BTU High Capacity Furnace
- Heated and Enclosed Underbelly w/Suspended Tanks
- Double Insulated Roof and Front Cap (R-40*)
- Heated and Enclosed Dump Valves
- High Density Roof Insulation w/Attic Vent
- Moisture Barrier Floor Enclosure
- Cabinet Mounted Heat Ducts
See us for a complete list of features and available options!
All standard features and specifications are subject to change.
All warranty info is typically reserved for new units and is subject to specific terms and conditions. See us for more details.
Due to the current environment, our features and options are subject to change due to material availability.
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*All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly.
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.
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.