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New 2025 Grand Design Solitude 388MBS

Fifth Wheel

Stock #70319

Gilroy

1 of 39

+39

MSRP: $151,764

Sleeps 7
4 Slides
Bunkhouse

Rear Living Area

43ft Long
15,985 lbs
HARBOR

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Specifications

Sleeps	7	Slides	4
Length	42 ft 11 in	Ext Width	8 ft 5 in
Ext Height	12 ft 9 in	Interior Color	HARBOR
Hitch Weight	2930 lbs	GVWR	18000 lbs
Dry Weight	15985 lbs	Fresh Water Capacity	81 gals
Grey Water Capacity	106 gals	Black Water Capacity	53 gals
Tire Size	ST215/75R 17.5 LRH	Furnace BTU	35000 btu
Number Of Bunks	1	Available Beds	Queen
Refrigerator Type	12V	Refrigerator Size	20 cu ft
Cooktop Burners	3	Number of Awnings	2
Axle Weight	8000 lbs	LP Tank Capacity	30 lbs.
Water Heater Type	Tankless On Demand	AC BTU	30000 btu
TV Info	LR LED Smart TV, Bunkroom 50" TV	Awning Info	11' and 18' Power w/Integrated LED Lighting
Axle Count	2	Washer/Dryer Available	Yes
Number of LP Tanks	2	Shower Type	Shower w/Seat
Electrical Service	50 amp	VIN	573FS4425SAA20857

Description

Grand Design Solitude fifth wheel 388MBS highlights:

Four Slide Outs
Middle Den/Bunkroom
Rear Living Area
Two Power Awnings
Shower with a Seat

The whole gang will love camping in this spacious fifth wheel for five to six! You'll have your own bedroom up front with a queen bed slide out, a large front closet with a hamper and washer and dryer prep, plus a private entry door into the dual entry bath. Your guest can take the middle bedroom that includes a tri-fold sofa with a bunk above, a dresser/desk, plus a 50" TV for entertainment. A full kitchen includes an L-shaped counter, a 20 cu. ft. refrigerator, pull-out trash cans plus many more convenient features. And don't overlook the rear living area with its L-shaped sofa, theater seating, and free-standing dinette. There is also an entertainment center with a telescoping TV and a fireplace plus an electronics drawer to charge your phone or laptop.

Each Solitude fifth wheel by Grand Design features a 101" wide-body construction, heavy duty 8,000 lb. axles, frameless tinted windows, and high-gloss gel coat sidewalls. You can camp year around thanks to the Weather-Tek Package that includes a 35K BTU high-capacity furnace, an all-in-one enclosed and heated utility center, and a fully enclosed underbelly with heated tanks and storage. Inside, you'll love the premium roller shades, hardwood cabinet doors, solid surface countertops, plus residential finishes throughout to make you truly feel at home. Each model also includes a MORryde CRE3000 suspension system, self adjusting brakes, and a MORryde pin box that will provide smooth towing from home to campground. Affordable luxury is possible with the Solitude fifth wheels; choose yours today!

Options:

12V TANK HEATERS
20 CU FT 12V REFRIGERATOR
2ND PATIO AWNING
3RD A/C 15K BTU
6 PT HYDRAULIC LEVELING
8K AXLE W/ABS DRUM BRAKES
CENTRAL VACUUM SYSTEM
ELECTRIC FIREPLACE
FLIP UP BUNK
GENERATOR PREP
KING BED UPGRADE
MAX BUILT CONSTRUCTION PKG
PEACE OF MIND PKG
RESIDENTIAL LIVING PKG
RVIA SEAL
SAFERIDE RV ROADSIDE
SOLAR ½ PKG
TRAVLFI ON-BOARD WIFI
TV BEDROOM
UPGRADED COOPER TIRES
WEATHER TEK PKG
WINTERIZATION

Features

Standard Features (2025)

Exterior

Exterior Spray Port (Door Side)
Front Cap Windshield (380FL, 382WB)
Winegard Antenna
High-Gloss Gel Coat Exterior Sidewalls
Color Matched Fender Skirt
TPO Roof Covering w/ Limited Lifetime Warranty
Slam-Latch Baggage Doors
Magnetic Entry and Baggage Door Catches
Entry Door w/Privacy Glass
Frameless Tinted Windows
Painted Gel Coat Fiberglass Front Cap
Roof Ladder
17.5" Spare Tire (Undermount)
Power Patio Awning with Integrated LED Lighting
Sewer Hose Storage Area
Easy Clean Solid Surface Steps
Keyed Alike
MORryde Strut Assist Entry Steps
MORryde Safe-T-Rail Entry Handle

Construction

Drop Frame Chassis
Upgraded Axle Hangers
5-Side Aluminum Cage Construction
Walk-On Roof
Fully Enclosed Underbelly w/ Heated Tanks and Storage

Running Gear

Heavy Duty 8,000 lb. Axles
17.5" H- Rated Aluminum Wheels
MORryde® CRE3000 Suspension System
Tow Assist ABS & Sway Mitigation System
1/2" Shackles
Metal Wheel Wells

Frame & Chassis

101" Widebody Construction
MORryde® Pin Box

Interior

Double Tri-Fold Hide-A-Bed Sofas (376RD, 380FL, 382WB, 390RK, 417KB)
Glass Cabinet Door Inserts (Select Areas)
Under Step Shoe Storage (Most Models)
Plywood Drawer Bottoms
Premium Roller Shades
Hardwood Window Treatments
Congoleum Flooring w/3-Year Warranty
Hallway Handrail
Hardwood Cabinet Doors
Signature Wall Mounted Dinette Table w/4 Padded Chairs
Theatre Seating
Tri-Fold Hide-A-Bed Sofa
Smoke Detector, LP Alarm, Carbon Monoxide Alarm
Hardwood Drawer Boxes w/Undermount Guides
Electronics Drawer
Ultrafabrics Ultraleather Furniture
Pet Friendly Features: Pet Dishes, Screen Defender and Leash Link

Kitchen

Oversized Kitchen Pantry w/Adjustable Shelves
LED Rope Lighting in Pantry
Real Tile Backsplash
Hardwood Kitchen Light Soffit
Dishwasher Prep (310GK, 370DV, 390RK, 391DL)
Hutch with Flip-Top Hidden Storage (380FL, 382WB, 390RK)
Washer/Dryer Prep
Solid Surface Countertops
Smart Sink w/ Colander, Cutting Board, Soap Dispenser, Cup Rinser, Waterfall and 3 Spray Modes
Spice Rack

Electrical

55 Amp Converter
Under Unit LED Light Kit
Exterior Security Light
50 Amp Service w/ Detachable Power Cord
12-Volt Battery Disconnect
Recessed LED Ceiling Lighting
Interior LED Accent Lighting

HVAC

Kitchen 12-Volt High Power MaxxAir Fan with Rain Sensor
Stealth A/C System
35k BTU High Capacity Furnace
Attic Vent
High Capacity Heat Ducts

Plumbing

On Demand Water Heater
Whole House Water Filtration System
All-In-One Enclosed and Heated Utility Center
Brass Plumbing Fittings

Bedroom

Residential Style Headboard
Under Bed Storage Area
Individually Switched Reading Lights Over Bed
60" x 80" Queen Bed
Window Above Master Bed Headboard
Dresser w/Slide-Top Hidden Storage
Night Stands with USB Ports
Bedside 110-Volt Outlets (2)
Clothes Hamper

Bathroom

One-Piece Fiberglass Shower with Glass Door
Porcelain Toilet
Undermount Lav Sink
Hair Tool Accessory Drawer

Appliance

Professional Grade Stainless Steel Cooktop w/ Built-in Oven
Stainless Steel 12 Cu. Ft. 4-Door Refrigerator
GE Stove and Microwave

Electronics

Back-Up Camera Prep
Tire Linc TPMS System
Satellite/Cable Prep
Exterior Cable/Satellite Plug-In
LED Smart TV in Living Area
Rockford Fosgate Stereo Ent. System w/ HDMI and App Controls
Exterior Speakers
TravelFi

Peace of Mind Package

Exterior Cable/Satellite Plug-In
Dresser w/ Flip-Top Hidden Storage
MORryde® Pin Box
MORryde® CRE3000 Suspension System
Tow Assist ABS & Sway Mitigation System
17.5" Spare Tire (Undermount)
Power Patio Awning with Integrated LED Lighting
Sewer Hose Storage Area
Kitchen 12-Volt High Power MaxxAir Fan with Rain Sensor
Washer/Dryer Prep
Whole House Water Filtration System
Easy Clean Solid Surface Steps

Max Built Construction Package

Satellite/Cable Prep
101" Widebody Construction
Heavy Duty 8,000 lb. Axles
17.5" H- Rated Aluminum Wheels
High-Gloss Gel Coat Exterior Sidewalls
Color Matched Fender Skirt
5-Side Aluminum Cage Construction
Walk-On Roof
TPO Roof Covering w/Limited Lifetime Warranty
Slam-Latch Baggage Doors
Magnetic Entry and Baggage Door Catches
Entry Door w/Privacy Glass
Frameless Tinted Windows
Painted Gel Coat Fiberglass Front Cap
Exterior Security Light
Roof Ladder
50 Amp Service w/Detachable Power Cord
12-Volt Battery Disconnect

Residential Living Package

LED Smart TV in Living Area
Rockford Fosgate Stereo Ent. System w/ HDMI and App Controls
Exterior Speakers
Night Stands with USB Ports
Bedside 110-Volt Outlets (2)
Keyed Alike
MORryde Strut Assist Entry Steps
Stealth A/C System
Premium Roller Shades
Hardwood Window Treatments
Congoleum Flooring w/3-Year Warranty
Hallway Handrail
Recessed LED Ceiling Lighting
Interior LED Accent Lighting
Hardwood Cabinet Doors
Signature Wall Mounted Dinette Table w/4 Padded Chairs
Theatre Seating
Tri-Fold Hide-A-Bed Sofa
Smoke Detector, LP Alarm, Carbon Monoxide Alarm
Solid Surface Countertops
Smart sink w/removable cutting board, produce strainer and glass rinser

Weather-Tek Package

35k BTU High Capacity Furnace
Fully Enclosed Underbelly w/ Heated Tanks and Storage
Attic Vent
High Capacity Heat Ducts
All-In-One Enclosed and Heated Utility Center

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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New 2025 Grand Design Solitude 388MBS

388MBS Floorplan

Specifications

Description

Features

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