New 2026 Grand Design Solitude 388MBS Fifth Wheel

Virtual Tour Mid Bunk Room Hydraulic Leveling
2026 388MBS Features and Options

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:

  • Residential Living Package
    • Roller Shades
    • Solid Step Quad Entry Steps
    • Keyed-A-Like
    • 30,000 BTU Stealth A/C System (2x 15k A/C's)
  • Peace of Mind Package
  • Weather-Tek Package
  • Max-Built Construction Package
  • Central Vacuum System
  • 20 cf. 12V Refrigerator
  • OmniConnect - Gen 3 Starlink, Cellular & WiFi Internet Prep
  • TV in Bedroom
  • Electric Fireplace
  • 12V Tank Heaters 
  • 6-Point Hydraulic Leveling System
  • Flip Up Bunk in Bunk Room
  • 2nd Patio Awning
  • 3rd A/C - 15K BTU w/Heat Pump
  • Generator Prep
  • King Bed Upgrade
  • Solar+ Package
    • Dual 330W Panels
    • 2000W Inverter
    • 50 AMP Controller
    • 2 Dock Ports
    • Bluetooth Module
  • 8 Axle w/ABS Drum Brakes
  • Upgraded H-Rated Tires w/17.5" Wheels
  • SafeRide RV Roadside Assistance

LIST OF OPTIONS MAY NOT BE ACCURATE

What Our Customers Are Saying

Great Experience

What a great experience. Absolutely streamlined process of my trade in. I was in and out in just around an hour or so. The staff was super helpful. Cory gave me a walkthrough of my new unit, very knowledgeable staff. I highly recommend this group! - Alex
Price: $163,654
You Save: $26,159
Sale Price: $137,495
PleasureLand RV
Location: Ramsey, MN
Stock# 1544-25


2026 388MBS 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 19000 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 King
Refrigerator Type 12V
Refrigerator Size 20 cu ft
Cooktop Burners 3
Shower Size 48" x 30"
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 573FS4426TAA22778
For more information Contact Us
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