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New 2026 Keystone RV Sprinter 3920DSL

Fifth Wheel

Stock #108378

Mesa, AZ

Oversized Loft – The perfect hideaway for kids, guests, or extra storage, featuring an entertainment/gaming center and easy ladder access.

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SALE PRICE: $69,993
MSRP: $93,947
Save: $23,954

Payments From: $468 /mo.

Sleeps 7
4 Slides
Kitchen Island

Loft

43ft Long
13,250 lbs

See All Specs

Specifications

Sleeps	7	Slides	4
Length	42 ft 9 in	Ext Height	13 ft 4 in
Hitch Weight	2490 lbs	Dry Weight	13250 lbs
Cargo Capacity	3150 lbs	Fresh Water Capacity	75 gals
Grey Water Capacity	122 gals	Black Water Capacity	78 gals
Tire Size	ST235/80R16G	Furnace BTU	35500 btu
Available Beds	King, King	Refrigerator Type	12V
Refrigerator Size	16 cu ft	Cooktop Burners	3
Shower Size	48" x 30"	Number of Awnings	2
LP Tank Capacity	30 lbs	Water Heater Type	Girard Tankless On Demand
TV Info	LR LED HDTV	Awning Info	10' and 17' Electric with Friction-Hinge Adjustment, LED Lights, and Manual Override
Axle Count	2	Washer/Dryer Available	Yes
Number of LP Tanks	2	Shower Type	Standard
VIN	4YDFSTU26T4530338

Description

NEW 2026 Keystone Sprinter 3920DSL Fifth Wheel

Get ready for all-season adventure, extended family getaways, and cross-country comfort with the 2026 Keystone Sprinter 3920DSL. This luxury fifth wheel is designed for campers who want it all—space, function, and high-end features that make the road feel like home.

Key Highlights & Adventure-Ready Features

• Dual Private King Bedrooms
Perfect for families or friends traveling together, this unit boasts two separate suites—each with a king bed, wardrobes, and washer/dryer prep. Privacy meets comfort on both ends of the coach.

• Oversized Loft
Located above the rear bedroom, this spacious loft is ideal for kids, guests, or extra storage. It's a built-in bonus room for play, sleep, or gear.

• Dual Full Bathrooms
Both suites enjoy direct access to their own full bathroom. Each includes a walk-in shower, porcelain toilet, and high-efficiency vent fan.

• Massive Living Area with Four Slide-Outs
Stretch out and relax. The open-concept lounge includes a tri-fold sleeper sofa, LED Smart TV, entertainment center, and fireplace. Plenty of room to gather, game, and unwind.

• Residential Rear Kitchen with Island
Includes solid-surface countertops, deep stainless sink, 16 cu. ft. 12V refrigerator, three-burner range, oven, microwave, pantry, and a dedicated hutch for dishes or coffee bar setups.

• Outdoor Kitchen & Entertainment Center
Set up camp your way with dual power awnings, mini fridge, LP quick connect, and an exterior TV hookup. Grill under the stars or tailgate at your favorite events.

• Unmatched Storage
From pass-through storage to deep cabinetry, a massive loft, and wardrobes galore—there's space for everyone’s gear, from camp chairs to hiking boots.

• All-Season Package
Thermal insulation, heated/enclosed underbelly, dual attic vents, and efficient ducted HVAC system keep you cozy from freezing nights to desert heat.

• Heavy-Duty Construction
Built on Keystone’s wide-body frame with MaxTurn™ technology and four-point electric auto-leveling, this rig is as road-ready as it is campground-luxurious.

• Smart RV Features
With touchscreen control panels, solar power prep, and the Girard tankless water heater, enjoy modern conveniences with rugged capability.

Why Buy from Little Dealer Little Prices?

• Trusted, family-owned RV experts since 1966
• No-pressure, friendly sales experience tailored to your adventure goals
• Full pre-delivery inspection and personalized walk-through
• Lifetime warranty coverage on qualifying models for peace of mind
• Factory-trained service technicians and parts pros to support you wherever your journey takes you
• Honest, transparent pricing and unbeatable customer care

The 2026 Sprinter 3920DSL brings the comforts of a high-end home into a spacious, smart, and adventure-ready fifth wheel. When you’re ready to upgrade your camping lifestyle—whether for a weekend escape or full-time RV life—this is your perfect match. Start your next chapter with Little Dealer Little Prices and hit the road with confidence.

INVENTORY IMAGES MAY BE SHOWN. COLORS AND SPECS MAY VARY. CALL FOR DETAILS.

Features

Standard Features (2026)

Exterior

Enhanced Exterior Graphics w/ Integrated print
Full body paint (Optional)
Floor plan specific 100" wide-body frame w/ full width outriggers
MaxTurn™ technology w/ Road Armor™
Hitch Vision™
2" aluminum framed and laminated sidewalls
Tinted safety glass windows
Automotive-grade painted fiberglass front cap w/ KeyShield™ protection
Fully walkable roof
Dual layer insulation
Rear ladder prep
Equal torsion cable slides w/ manual override
Thermal package (performs from 0-100 degrees)
Heated & enclosed underbelly w/ astro-foil insulation
Dexter® E-Z Lube axles with never-adjust brakes (6 year warranty)
Aluminum wheels w/ lifetime warranty
One touch 4-point leveling system w/ return hookup memory
30" friction hinge entry doors
Suburban StowAway Entry Step with 33% Larger first step
High performance MAXXIS Radial Tires w/ Balancing Beads
2" Receiver Hitch w/ 4 way hook up - 3,000lb Limit
Heated pass-through storage w/ lockable slam latch baggage doors
Locking slam latch baggage doors
Back-up camera prep
Battery disconnect
Outside shower w/ hot & cold water
Over-sized roto cast holding tanks with best in class capacities
LP quick connect
Electric awning with friction hinge adjustment, LED light strip, & manual override

Interior

Congoleum® vinyl flooring w/ one-piece Dyna Span™ marine grade decking
Black out night shades
Floating style made deck steps with Shoe storage
Designer upholstered window valances
Residential style screwed & glued cabinetry
Theater seating w/ USB Charging
Thomas Payne luxury collection furniture
5.5K BTU electric fireplace w/ thermostat control & remote
Maxx Air® power vent fan(s) w/ rain sensor

Keystone Exclusives

Color-coded unified wiring standard
4G LTE and Wi-Fi prep
Tuf-Lok thermoplastic duct joiners
KeyTV™ multisource signal controller
In-floor heating ducts
Tru-fit™ slide construction

Kitchen

22" deep drawers w/ full extension heavy-duty guides
Residential style Seamless marbled countertops
Deep single-basin stainless steel industrial sink
High-rise pull out faucet & sprayer
Legless dinette w/four chairs & storage (Optional; select models)
Wood beam style pendant light soffit
Pendant lights over kitchen island
Free standing table w/four chairs (Standard; select models) (Optional; select models)

Appliances & Utilities

(2) 30 lb. LP tanks w/ auto changeover
(2) Air conditioning units
3rd A/C (Optional; select models)
30K BTU furnace
Girard tankless on-demand water heater
Premium entertainment center w/ HD LED TV, Multi Zone Stereo, exterior TV hook-up & speakers
16 Cu. Ft. 12V refrigerator
Stainless steel microwave w/carousel
Oversized 30" over the range microwave
3-burner gas range w/ 21" stainless steel oven, glass top, & piezo electronic ignite
Stackable washer/dryer prep
Dimmable Ribbon Style LED Batten Lighting
Traditional Central Command Center

Bedroom

70" x 80" king bed w/gas strut storage
LED reading lights above bed
Upgraded bedspread
TV hook-up

Bathroom

Large 48" x 30 shower w/self cleaning shower enclosure and domed skylight
Porcelain foot flush toilet

Safety

Breakaway switch
GFI receptacles
Carbon monoxide detector
Smoke detector
Fire extinguisher

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.

Favorite RVs

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Great Service and Great Camper
We had a great sales rep, Jan, who helped us find just the right camper for our family. Their customer service from all departments was awesome.

Ray from Mesa, AZ
Purchase
James is excellent. Found the RV we were looking for in stock. Great communication throughout process. Roger, the coordinator, called the day before to confirm our appointment. Great experience with this dealership.

Scott from Surprise, AZ
James, in Sales
James took excellent care of us, found our new unit and foot us out the door so easily!

Thank you James!! Much appreciated!!!

Rhonda from Prescott Valley, 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.

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.

New 2026 Keystone RV Sprinter 3920DSL

3920DSL Floorplan

Specifications

Description

Features

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