Used 2020 Grand Design RV Solitude S-Class 3740bh for sale at Blue Fox RV in North Logan, UT. Sleeps 10, 40.3 ft long, 4 slides. Listed at $45,995.

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2020 Grand Design RV Solitude S-Class 3740bh fifth wheel — Blue Fox RV, North Logan UT
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Used On the lot

2020 Grand Design RV Solitude S-Class 3740bh

Stock #904814 North Logan, UT
$45,995
Est. Monthly
$378/mo
$9,199 down · 6.99% APR · 144 mo
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Length
40 ft
Sleeps
10 ppl
Slideouts
4
GVWR
16,000 lbs
Dry Weight
13,884 lbs
About this unit

Built for the road, ready for your next trip.

Grand Design Solitude S-Class fifth wheel 3740BH highlights:

  • Private Bunkhouse
  • Quad Bunks
  • Bath and a Half
  • Kitchen Island
  • Dual Entry/Exit
  • Outdoor Kitchen
  • SolidStep Quad Entry Steps
  • Generator
  • Solar
  • washer and dryer

 

Your search is over! Your kids are going to love having their own bunkhouse with a half bath including the second entry/exit into the fifth wheel.  That door will surely be opened and closed all day from all the fun outside and inside.  The kiddos will enjoy having their privacy, the tri-fold sofa on rainy days, and having their friends stay the night thanks to all the sleeping space in this one room.  You will have your own master suite with a walk-in closet, your own queen bed or choose the king option, an LED TV and a door to close for your privacy.  The main living and kitchen area will impress anyone, and the kitchen appliances allow you to make a thanksgiving meal. You will surely appreciate all the USB charging outlets, the fireplace, the shock assist SolidStep quad entry steps, and the two awnings.  

 

Each Grand Design Solitude S-Class fifth wheel offers many residential features at an affordable price for full-timers, extended stay travelers, or weekend warriors.  Made to a higher standard, the foundation is built on a drop down chassis, is 8'5" wide with a walk-on roof, includes a MORryde pin box and CRE3000 suspension system, a 4-point or 6-point electric leveling system for quick set up, and has been prepped for solar.  Inside you will enjoy taller ceilings, taller and deeper cabinets, the power reclining theatre seating with swivel tables including LED lighting, plus a heat and massage function, a Stealth AC system, and the Weather-Tek package which allows you to travel any season.  Choose your favorite model today!

Blue Fox Rv 

2600 N Main North logan

435-890-4602

435-317-3625

STOCK #904814 VIN 573FS422XL9904814 LOT North Logan, UT, 84341
Walkthrough

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A short tour from our lot. We narrate the build details and the storage you can't see in photos.

Specifications

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Towing & Dimensions 6

GVWR 16000
Dry Weight 13884
Hitch Weight 2900
Length 484
Width 101
Exterior Height 161

Tires & Wheels 7

Spare Tire Location Exterior Mounted
Rear Tire 16-Inch G-Rated Nitrogen Filled
Rear Wheel Diameter 16
Rear Brake Type Electric Drum
Rear Tire Speed Rating G
Front Brake Type Not Applicable
Wheels Composition Aluminum

Quick Overview 8

Parent Company Winnebago Industries
Year 2020
Make Grand Design
Display Name Solitude S-Class 3740BH
Class Fifth Wheel
Max Sleeping Count 10
Number of Slideouts 4
Introduction Year 2019
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You're inquiring about
2020 Grand Design RV Solitude S-Class 3740bh
$45,995
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Why buy here

Local. Honest. Built to last.

Most of our buyers come from referrals because we sweat the small stuff after the sale.

Family-owned
Local to N. Logan
Not corporate
4.8 ★
247 reviews
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14-pt
Inspection
Every used unit, before listing
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On-site
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FAQ

Quick answers, no sales pitch.

What towing capacity do I need for a RV?

Most RVs require a vehicle rated for at least the unit's GVWR plus 1,000 lbs of margin. We'll match you with units your tow vehicle can handle.

Is the 2020 Grand Design RV Solitude S-Class 3740bh still available?

Yes — as of June 25, 2026, this unit is on our lot in North Logan, UT. Last updated June 24, 2026.

How much is the 2020 Grand Design RV Solitude S-Class 3740bh?

$45,995. With $9,199 down at 6.99% APR over 144 months, that's about $378/mo. We accept trades — talk to us about your current unit when you visit.

What can tow this Grand Design RV Solitude S-Class?

1-ton truck with a proper heavy-duty towing package required — F-350+, Silverado 3500+, Ram 3500+. Dry weight is 13,884 lbs. Hitch/tongue weight is 2,900 lbs.

How many people can sleep in the Solitude S-Class?

10 people comfortably. Bed configuration: 1 queen, 4 bunk, 1 sofa-bed.

What's the warranty?

Basic warranty: 12. We'll go over all coverage details at the walkthrough before delivery.

Can I trade in my current RV?

Yes — we take trades every week, even if you don't buy from us. We'll give you a real offer once we see the RV. Call (435) 317-3625 or fill out the inquiry form below to get started.

How do I schedule a walkthrough?

Call (435) 317-3625, or fill out the inquiry form below. Same-day response during business hours.

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