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Used 2021 Grand Design Solitude 310GK

Fifth Wheel

Stock #104745A

Mesa, AZ

Kitchen Island & Oversized Pantry Ample counter space for meal prep plus pantry shelving for extended-stay storage.

1 of 44

+44

Our Price: $54,880
List Price: $59,989
Discount: $5,109

Payments From: $432 /mo.

Sleeps 4
3 Slides
Rear Living Area

Outdoor Kitchen

35ft Long
12,100 lbs

See All Specs

Specifications

Sleeps	4	Slides	3
Length	34 ft 11 in	Ext Width	8 ft 5 in
Ext Height	13 ft 5 in	Hitch Weight	2350 lbs
GVWR	15000 lbs	Dry Weight	12100 lbs
Fresh Water Capacity	93 gals	Grey Water Capacity	100 gals
Black Water Capacity	50 gals	Tire Size	16"
Furnace BTU	40000 btu	Available Beds	Queen
Refrigerator Type	Stainless Steel Four Door	Refrigerator Size	18 cu ft
Cooktop Burners	3	Number of Awnings	2
Axle Weight	7000 lbs	LP Tank Capacity	60 lbs
Water Heater Capacity	12 gal	Water Heater Type	Gas/Electric
AC BTU	30000 btu	TV Info	LR LED Smart TV, BR LED TV
Awning Info	10' 4" and 16' Power with LED Lights	Axle Count	2
Washer/Dryer Available	Yes	Shower Type	Shower w/Seat
Electrical Service	50 amp	VIN	573FS3626MAA03642

Description

Used 2021 Grand Design Solitude 310GK
Luxury Full-Time Living—Designed for Extended Adventures

The 2021 Solitude 310GK by Grand Design is a fifth wheel built for serious RVers—perfect for extended trips or full-time living. With residential-style comfort, innovative storage, and top-tier construction, this model is ready to deliver a high-end experience wherever you park it.

Interior Highlights That Feel Like Home:

Tri-Fold Sofa & Theatre Seating
Relax in comfort with spacious seating and a great view of the LED Smart TV and fireplace.
Kitchen Island & Oversized Pantry
Ample counter space for meal prep plus pantry shelving for extended-stay storage.
Professional-Grade Appliances
Stainless steel 18 cu. ft. four-door refrigerator, built-in oven, microwave, and cooktop make home cooking easy on the road.
Flip-Top Dresser & Pull-Out Ottoman in Bedroom
Functional storage and added comfort make the master suite practical and relaxing

Construction & Comfort for All-Season Use:

Exclusive Superchassis with Wide-Rail Design
Heavy-duty I-beam rails for better stability and support, especially for full-time use.
6-Point Hydraulic Leveling System
Quick and stable setup—no manual jacks or hassle.
Maximum Insulation Package
Thermal roof design, fully laminated walls, insulated gooseneck and baggage doors, and heated underbelly/storage ensure year-round comfort.
Stealth A/C System with Racetrack Ducting
Quiet, efficient cooling throughout the entire unit.
40,000 BTU Furnace & EvenFlow Heating System
Powerful, consistent heat—even in cold climates.
MORryde Rubber Pin Box
Smoother towing and reduced shock on rough roads.
Tire Linc TPMS System
Keep track of your tire pressure in real time for added safety and peace of mind.

Why Buy Used from Little Dealer Little Prices?

Thorough Inspections
Every used RV is road-tested and fully inspected for quality and safety.
Transparent Pricing
No hidden fees—just honest deals on high-end models.
Family-Owned Since 1966
We’ve been helping RVers find the right fit for generations.
Full Service & Parts Departments
Expert support when you need it—before, during, and after your purchase.
Lifetime RV Warranty on Qualifying Units
Extended coverage available for added peace of mind.

The 2021 Grand Design Solitude 310GK offers all the space, features, and durability you need to make the road your home. Whether you’re living full-time or planning long adventures, this model delivers the residential feel you crave—with the reliability you can trust.

Start your next chapter with Little Dealer Little Prices—where luxury meets the open road.

Features

Standard Features (2021)

Construction

Drop Frame Chassis
Upgraded Axle Hangers

Audio & Video

LED TV in Master Bedroom (Mandatory)
King Jack Antenna
Solar Prep

Bathroom

One-Piece Fiberglass Shower with Glass Door
Porcelain Toilet
Undermount Lav Sink

Bedroom

Residential Style Headboard
Under Bed Storage Area
Individually Switched Reading Lights Over Bed
60" x 80" Queen Bed (NA 385GK)
King Bed (Std 385GK) (Optional)
Window Above Master Bed Headboard

Exterior

Heavy Duty G-Rated Tires w/NitroFill™ (Mandatory)
Dual Pane Windows (Optional)
Slide Out Awning Toppers (Optional)
6-Point Hydraulic Leveling System (Mandatory)
Front Cap Windshield (3550BH, 2930RL, 380FL, 382WB)
Back-Up Camera Prep
Full Body Paint (Optional)
Under Unit LED Light Kit
Pull-Out Kitchen (In Pass-Through) (NA 378MBS) (Optional)
Tire Linc TPMS System

HVAC & Plumbing

Heat Pump A/C Upgrade in Living Area (Optional)
Fireplace with Electric Heater (Mandatory)
12 Gallon Gas/Electric Water Heater
Exterior Spray Port (Door Side)

Interior

Double Tri-Fold Hide-A-Bed Sofas (375RES, 377MBS, 380FL, 382WB, 390RK)
Leaded Glass Cabinet Door Inserts (Select Areas)
Under Step Shoe Storage (Most Models)
Plywood Drawer Bottoms

Kitchen

Oversized Kitchen Pantry
LED Rope Lighting in Pantry
Residential Kitchen Faucet with Pullout Sprayer
Professional Grade Stainless Steel Cooktop w/ Built-in Oven
Real Tile Backsplash
Hardwood Kitchen Light Soffit
Dishwasher Prep (310GK, 344GK, 372WB, 373FB, 385GK)
Stainless Steel 18 Cu. Ft. 4-Door Refrigerator (Mandatory)
Residential Stainless Steel French Door Refrigerator (IPO 18 cu. ft. RV Refrigerator) (Optional)
Hutch with Flip-Top Hidden Storage (380FL, 382WB, 390RK)
Microwave (Mandatory)

Utilities

55 Amp Converter
12V Tank Heaters (Mandatory)
Generator Prep (Optional)
Onan 5.5kw LP Generator (Requires Generator Prep) (Optional)
Solar Prep (10 gauge wiring with universal MC4 connectors)
Solitude Solar System (300w Solar Panel, Controller, 2000w Inverter) (Optional)

Options

7K Axles with Disc Brakes (Not Available in Canada)
8K Axles with Disc Brakes and H-Rated Cooper Tires (Not Available in Canada)

Packages

Max Built Construction Package (Mandatory)

Satellite/Cable Prep (All TV Locations)
101" Wide body Construction
Heavy Duty 7,000 lb. Axles
16" Aluminum Wheels
High-Gloss Gel Coat Exterior Sidewalls
Color Matched Fender Skirt
5-Side Aluminum Cage Construction
Walk-On Roof
TPO Roof Covering w/ 12-Year 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

Peace of Mind Package (Mandatory)

Exterior Cable/Satellite Plug-In
Pull-Out Ottoman at Bed Base (N/A 373FB)
Dresser w/ Flip-Top Hidden Storage (NA 380FL, 382WB)
MORryde Pin Box
MORryde CRE3000 Suspension System
Self Adjusting Brakes
16" Spare Tire (Undermount)
Slide-Out Selector Valves
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

Residential Living Package (Mandatory)

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 (One Key For All Entry and Baggage Doors)
SolidStep Quad Entry Steps
Stealth A/C System (Dual AC's w/Racetrack Ducting)
Roller Shade Window Coverings
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 (2 Stow Away Chairs)
Power Reclining Theatre Seating w/Swivel Tables (Includes LED Lighting, Heat and Massage Function)
Tri-Fold Hide-A-Bed Sofa
Smoke Detector, LP Alarm, Carbon Monoxide Alarm
Solid Surface Countertops & Sink Covers
Stainless Steel Undermount Kitchen Sink

Weather-Tek Package (Mandatory)

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

Please 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.

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Kenn from Salem, OR
Excellent place to work with
Prompt and courteous to deal with. Tim was great,Denise was excellent and Kendrick was very informative

Douglas from Gilbert, AZ
I cant thank you enough Anne!!
I have been very blessed since walking in to this dealership and being paired with Anne! Anne listened to my story with tears in her eyes and did everything she could to help my family! Anne helped us pick out the perfect 5th wheel which I will be calling HOME after today. This journey has been tough

Angel from Phoenix, AZ

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Please contact us @ 928-350-2400 for availability as our inventory changes rapidly. Little Dealer Little Prices strives for accurate website information but is not responsible for misprints, typos, or errors on our website. Manufacturer or sample photos and specifications may be used in place of actual unit photos and specs. Monthly payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. Prices exclude taxes, PDI, documentation and delivery fees, destination charges and fees. This offer expires when this information changes or the stock number is sold.

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