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Year
2024
Year
2024
Parent Company
Winnebago Industries, Inc.
Parent Company
Winnebago Industries, Inc.
Generic Type (Primary)
Toy Hauler
Generic Type (Primary)
Travel Trailer
Make
Grand Design
Make
Grand Design
Display Name
Momentum G-Class (Fifth Wheel) 350G
Display Name
Imagine AIM 18BH
Manufacturer Country
USA
Manufacturer Country
USA
Introduction Year
2019
Introduction Year
2023
Regional Availability
All Regions
Regional Availability
All Regions
Price
Standard
Price
Standard
MSRP
$101,920
MSRP
$36,208
Basic Warranty (Months)
12
Basic Warranty (Months)
12
Structure Warranty (Months)
36
Structure Warranty (Months)
36
Roof Warranty (Years)
12
Roof Warranty (Years)
18
Dimensions
Standard
Dimensions
Standard
Weight
Standard
Weight
Standard
Holding Tanks
Standard
Holding Tanks
Standard
Number Of Fresh Water Holding Tanks
1
Number Of Fresh Water Holding Tanks
1
Number Of Gray Water Holding Tanks
1
Number Of Gray Water Holding Tanks
1
Number Of Black Water Holding Tanks
1
Number Of Black Water Holding Tanks
1
Number Of Propane Tanks
2
Number Of Propane Tanks
2
Length (in/mm/ft/m)
499 / 12700 / 41.58 / 12.7
Length (in/mm/ft/m)
263 / 6700 / 21.92 / 6.7
Width (in/mm)
101 / 2565.4
Width (in/mm)
96 / 2438.4
Height (in/mm)
162 / 4114.8
Height (in/mm)
131 / 3327.4
Dry Weight (lbs/kg)
12950 / 5874.1
Dry Weight (lbs/kg)
4064 / 1843.4
Payload Capacity (lbs/kgs)
3850 / 1746.4
Payload Capacity (lbs/kgs)
-
GVWR (lbs)
16800
GVWR (lbs)
5495
Hitch Weight (lbs)
2600
Hitch Weight (lbs)
441
Total Fresh Water Tank Capacity (gal/l)
98 / 371
Total Fresh Water Tank Capacity (gal/l)
37 / 140.1
Total Gray Water Tank Capacity (gal/l)
52 / 196.8
Total Gray Water Tank Capacity (gal/l)
45 / 170.3
Total Black Water Tank Capacity (gal/l)
104 / 393.7
Total Black Water Tank Capacity (gal/l)
37 / 140.1
Propane Tank (s)
Standard
Propane Tank (s)
Standard
Total Propane Tank Capacity (gal/lbs)
14.2 / 60
Total Propane Tank Capacity (gal/lbs)
9.4 / 40
Capacities
-
Capacities
Standard
Interior Height (in/mm)
-
Interior Height (in/mm)
78 / 1981.2
Construction
Standard
Construction
Standard
Body Material
Aluminum
Body Material
Aluminum
Sidewall Construction
Fiberglass
Sidewall Construction
Fiberglass
Number of Doors
2
Number of Doors
1
Sliding Glass Door
No
Sliding Glass Door
No
Slideouts
Standard
Slideouts
Standard
Number of Slideouts
3
Number of Slideouts
1
Power Retractable Slideout
Yes
Power Retractable Slideout
Yes
Awning
Standard
Awning
Standard
Number of Awnings
1
Number of Awnings
1
Power Retractable Awning
Yes
Power Retractable Awning
Yes
Screened Room
No
Screened Room
No
Slideout Awning
Optional
Slideout Awning
-
Leveling Jacks
Standard
Leveling Jacks
Standard
Leveling Jack Type
Front Power / Rear Power
Leveling Jack Type
Front Power / Rear Manual
Sky Light
Standard
Sky Light
Standard
Roof Vents
Standard
Roof Vents
Standard
Exterior Ladder
Standard
Exterior Ladder
Standard
Exterior Shower
Standard
Exterior Shower
Standard
Pass-Thru Storage
Standard
Pass-Thru Storage
-
Exterior Patio / Deck
Optional
Exterior Patio / Deck
-
Awning Length (ft/m)
18 / 5.5
Awning Length (ft/m)
15 / 4.6
Propane Tank Cover
-
Propane Tank Cover
Standard
Exterior Grille
-
Exterior Grille
Standard
Luggage Door
-
Luggage Door
Standard
Kitchen / Living Area
Standard
Kitchen / Living Area
Standard
Kitchen / Living Area Flooring Type
Vinyl
Kitchen / Living Area Flooring Type
Vinyl
Kitchen Location
Center
Kitchen Location
Center
Living Area Location
Center
Living Area Location
Front
Layout
Oven / Stove
Layout
Oven / Stove
Number Of Oven Burners
4
Number Of Oven Burners
2
Overhead Fan
Yes
Overhead Fan
Yes
Microwave Oven
Standard
Microwave Oven
Standard
Refrigerator
Standard
Refrigerator
Standard
Refrigerator Size
Full-Size
Refrigerator Size
Mid-Size
Refrigerator Power Mode
Electric
Refrigerator Power Mode
Electric / Propane
Sink / Faucet
Standard
Sink / Faucet
Standard
Sink Cover / Cutting Boards
Standard
Sink Cover / Cutting Boards
Standard
Sofa
Standard
Sofa
Standard
Number Of Sofas
1
Number Of Sofas
1
Sofa Material
Vinyl
Sofa Material
Vinyl
Reclining Sofa
Yes
Reclining Sofa
No
Fireplace
Standard
Fireplace
-
Beds
Standard
Beds
Standard
Max Sleeping Count
7
Max Sleeping Count
4
Number Of Bunk Beds
1
Number Of Bunk Beds
2
Number Of Queen Size Beds
1
Number Of Queen Size Beds
1
Master Bedroom
Standard
Master Bedroom
-
Master Bedroom Flooring Type
Vinyl
Master Bedroom Flooring Type
-
Master Bedroom Door Style
Conventional Door
Master Bedroom Door Style
-
Full Size Master Bedroom Closet
Yes
Full Size Master Bedroom Closet
-
Master Bedroom Mirror Doors
Yes
Master Bedroom Mirror Doors
-
Master Bedroom Shades / Curtains
Yes
Master Bedroom Shades / Curtains
-
Master Bedroom Location
Front
Master Bedroom Location
-
Bunkhouse
No
Bunkhouse
Yes
Bed Spreads
Standard
Bed Spreads
Standard
Bathroom
Standard
Bathroom
Standard
Number Of Bathrooms
2
Number Of Bathrooms
1
Bathroom Flooring Type
Vinyl
Bathroom Flooring Type
Vinyl
Bathroom Location
Center
Bathroom Location
Rear
Toilet
Standard
Toilet
Standard
Toilet Type
Plastic
Toilet Type
Porcelain
Shower
Standard
Shower
Standard
Door Type
Curtain
Door Type
Plastic / Glass
Bathroom Sink
Standard
Bathroom Sink
Standard
Bathroom Medicine Cabinet
Standard
Bathroom Medicine Cabinet
Standard
Bathroom Mirror
Standard
Bathroom Mirror
Standard
Bathroom Vent / Fan System
Standard
Bathroom Vent / Fan System
Standard
Power Vent Fan
Standard
Power Vent Fan
Standard
Kitchen Table Configuration
-
Kitchen Table Configuration
Counter / Island
Number Of Convertible / Sofa Beds
-
Number Of Convertible / Sofa Beds
1
Heated
-
Heated
No
Cargo Area Dimensions
Standard
Cargo Area Dimensions
-
Cargo Area Flooring Type
Rubber
Cargo Area Flooring Type
-
Cargo Area Rear Door
Standard
Cargo Area Rear Door
-
Cargo Area Rear Door Style
Ramp Door
Cargo Area Rear Door Style
-
Interior Cargo Area Access Door
Standard
Interior Cargo Area Access Door
-
Soft Cargo Wall
Optional
Soft Cargo Wall
-
Cargo Area Tiedown / Tracks
Standard
Cargo Area Tiedown / Tracks
-
Cargo Area Auxiliary Gas Tank
Standard
Cargo Area Auxiliary Gas Tank
-
Diamond Plated Cargo Area Finish
Standard
Diamond Plated Cargo Area Finish
-
Cargo Area Length (in/mm)
174 / 4419.6
Cargo Area Length (in/mm)
-
Cargo Area Auxiliary Gas Tank Capacity (gal/lbs)
30 / 113.6
Cargo Area Auxiliary Gas Tank Capacity (gal/lbs)
-
Wheels
Standard
Wheels
Standard
Wheels Composition
Aluminum
Wheels Composition
Aluminum
Number Of Axles
2
Number Of Axles
1
Tires
Standard
Tires
Standard
Tire Brand
Cooper
Tire Brand
-
Spare Tire
Standard
Spare Tire
Standard
Spare Tire Location
Exterior Mounted
Spare Tire Location
Exterior Mounted
Rear Tire (Full Spec)
Nitrogen Filled Radial
Rear Tire (Full Spec)
ST225/75R15LRE Nitrogen Filled Radial Tires
Rear Tire Width
-
Rear Tire Width
225
Rear Tire Aspect Ratio
-
Rear Tire Aspect Ratio
75
Rear Tire Speed Rating
-
Rear Tire Speed Rating
E
Rear Wheel Diameter
-
Rear Wheel Diameter
15
Brakes
Standard
Brakes
Standard
Front Brake Type
Not Applicable
Front Brake Type
Not Applicable
Rear Brake Type
Electric Drum
Rear Brake Type
Electric Drum
Propane Tank Gauge
Standard
Propane Tank Gauge
Standard
Fresh Water Holding Tank Gauge
Standard
Fresh Water Holding Tank Gauge
Standard
Gray Water Holding Tank Gauge
Standard
Gray Water Holding Tank Gauge
Standard
Black Water Holding Tank Gauge
Standard
Black Water Holding Tank Gauge
Standard
Exterior Flood Lights
Standard
Exterior Flood Lights
Standard
Hitch Lights
Standard
Hitch Lights
-
Battery
Standard
Battery
Standard
Battery Power Converter
Yes
Battery Power Converter
Yes
Battery Converter Amps
75
Battery Converter Amps
-
Prewiring
Standard
Prewiring
Standard
Air Conditioning Prewiring
Yes
Air Conditioning Prewiring
Yes
Cable Prewiring
Yes
Cable Prewiring
No
Phone Prewiring
No
Phone Prewiring
No
Heat Prewiring
Yes
Heat Prewiring
Yes
TV Antenna Prewiring
Yes
TV Antenna Prewiring
Yes
Satellite Prewiring
Yes
Satellite Prewiring
No
Washer / Dryer Prewiring
Yes
Washer / Dryer Prewiring
No
Exterior Plugs
Standard
Exterior Plugs
Standard
Ground Fault Plugs
Standard
Ground Fault Plugs
Standard
Generator
Optional
Generator
-
Solar Battery Charger
-
Solar Battery Charger
Standard
Air Conditioning
Standard
Air Conditioning
Standard
Air Conditioning Type
Automatic
Air Conditioning Type
Automatic
Heater
Standard
Heater
Standard
Heater Type
Automatic
Heater Type
Automatic
Water Heater Tank
Standard
Water Heater Tank
Standard
Water Heater Pump Power Mode
Electrical / Propane
Water Heater Pump Power Mode
-
Freeze Proof Insulation
Standard
Freeze Proof Insulation
Standard
Water Heater Tank Capacity (g/l)
12 / 45.4
Water Heater Tank Capacity (g/l)
-
Smoke Detector
Standard
Smoke Detector
Standard
Carbon Monoxide Detector
Standard
Carbon Monoxide Detector
Standard
Propane Alarm
Standard
Propane Alarm
Standard
Emergency Exit (s)
Standard
Emergency Exit (s)
Standard
Number Of Emergency Exits
-
Number Of Emergency Exits
1
Radio
Standard
Radio
Standard
Brand Name
Rockford
Brand Name
-
Number Of Radios
1
Number Of Radios
1
Speakers
Standard
Speakers
Standard
Television
Standard
Television
Standard
Number Of Televisions
1
Number Of Televisions
1
Retractable Roof Antenna
Standard
Retractable Roof Antenna
Standard
Speaker Location (s)
Interior / Exterior
Speaker Location (s)
Interior
Satellite
-
Satellite
No
Surround Sound
-
Surround Sound
Yes
Paint
Standard
Paint
Standard
Interior Decor
Standard
Interior Decor
Standard
Wallpaper
Yes
Wallpaper
Yes
Interior Wood Finish
Yes
Interior Wood Finish
Yes
Curtains / Shades
Standard
Curtains / Shades
Standard
Rear Hitch
-
Rear Hitch
Standard
Rear Hitch Type
-
Rear Hitch Type
Receiver