A&L RV Sales

2026 Grand Design Influence 3904BH

2026 Grand Design 2026 Grand Design Influence - image 1
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Warranty Forever Included!

Layout & Media

Explore the floorplan, walkthrough videos
2026 Grand Design Influence 3904BH floorplan

Complete Fifth Wheel Specifications

2026 Grand Design Influence Overview

Introducing the 2026 Grand Design Influence 3904BH, a fifth-wheel that redefines family camping. With a spacious length of 42.7 ft and the ability to sleep 9, this new model is designed for comfort and convenience. Enjoy ample living space with two bathrooms and an outdoor kitchen, perfect for entertaining. The influence of Grand Design's reputation in the RV industry guarantees a reliable and enjoyable experience on the road. Equipped with features like auto leveling and solar capabilities, this RV is ideal for both seasoned travelers and new adventurers alike. Schedule your tour today!

Premium Features & Highlights

Sleeps 9 for Family Adventures
Outdoor Kitchen for Easy Entertaining
Auto Leveling for Hassle-Free Setup
Two Bathrooms for Added Convenience
Solar Equipped for Off-Grid Capability
Select a category to view specs

Overview

Vehicle Identification & Details

9 specifications available

Category
Fifth Wheel
Condition
new
Floorplan
3904BH
Make
Grand Design
Manufacturer
Grand Design RV
Model
Influence
Stock Number
SO3872
VIN
573FS4423TAA23872
Year
2026

Size & Weight

Dimensions, Weight, Construction & Exterior

10 specifications available

Dry Weight
16,000 lbs
GVWR
19,000 lbs
Length
42.7 ft
Width
8.4 ft
Awnings Count
0
Has Auto Leveling
Yes
Has Power Awning
Yes
Has Power Slideouts
Yes
Slides
4
Two Entry
Yes

Sleeping & Layout

Beds, Layout, Living & Comfort

9 specifications available

Bedroom Count
2
Bunk Beds Count
2
Bunkhouse
Yes
King Beds Count
1
Primary Bedroom Location
Front
Private Bedroom
Yes
Sleeps
9
Living Area Location
Center
Theater Seating
Yes

Kitchen & Dining

Cooking, Dining & Appliances

8 specifications available

Dinette
Yes
Outdoor Kitchen
Yes
Microwave
Yes
Has Overhead Fan
Yes
Kitchen Location
Center
Oven
Yes
Refrigerator Type
12 Volt
Washer Dryer Prep
Yes

Bathroom & Facilities

Comfort & Privacy

3 specifications available

Bathroom Location
Center
Bathrooms Count
2
Shower Type
Standard

Water Systems

Tanks & Plumbing

3 specifications available

Black Water Capacity
106 gal
Fresh Water Capacity
83 gal
Has Tankless Water Heater
Yes

Power & Electrical

Electrical, Entertainment & Safety

2 specifications available

Solar Equipped
Yes
Entertainment Center
Yes

Climate Control

Heating & Cooling

3 specifications available

Ac Btu
30,000 BTU
Air Conditioning
Yes
Heater Btu
35,000 BTU

Standard Features & Equipment

The 2026 Grand Design Influence 3904BH is a 42' 8" luxury, family-friendly fifth wheel with four slides, featuring a rear bunkhouse, 1.5 baths, and sleeping for up to 9. Built with a 101" widebody chassis, it offers a GVWR of 19,000 lbs, 17.5" H-rated tires, a tankless water heater, and a 330W solar package

Factory Options & Packages

2026 Solitude Influence Luxury Fifth Wheel 3904BH
Haven
Influence Residential Living Package
—— Roller Shades
—— Solid Step Quad Entry Steps
—— Keyed-A-Like
—— Stealth A/C System Influence "Peace of Mind" Package
Influence "Weather-Tek" Package
Influence "Max-Built" Construction Package Electric Fireplace (Mandatory)
12V Tank Heaters
Upgraded H-Rated Tires w/ 17.5" Wheels
2nd A/C 15K BTU 16 Cu. Ft. 2 Door, 12V Refrigerator (+ Inverter Prep, 330W Solar Panel, 50 Amp Controller, Bluetooth (2) Dock Ports) TekModo Composite Roof System
OmniConnect - Gen 3 Starlink, Cellular and Wifi Internet Prep
SafeRide RV Roadside Assistance
RVIA Seal
CDL Fee
2nd Patio Awning
MorRyde 8K Independent Suspension 2.0 w/Disc Brakes - Tandem Axle
Electric Auto Leveling System
King Bed Upgrade
3rd A/C 15K BTU w/Heat Pump
Slide-Out Awning (4-slide)
Solar + Package (One (1) Additional 330W Panel & 2000W Inverter)
Winterization

* Vehicle specifications listed to the best of our knowledge. All specifications, features, and information are provided by the manufacturer. A&L RV Sales is not responsible for manufacturer defects, specification changes, or recalls. Buyers should verify all information directly with A&L RV Sales.

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Built to Last

Superior construction for years of adventures
Plumbing

106-Gallon Black Water Capacity

Ensures extended stays without the need for frequent dumps.

Plumbing

83-Gallon Fresh Water Capacity

Provides ample water supply for all your needs during trips.

HVAC

30,000 BTU Air Conditioning

Stay comfortable in any climate with powerful cooling capacity.

HVAC

35,000 BTU Heater

Keep warm during chilly nights with efficient heating.

Ready for Your Next Adventure?

Experience the freedom of the open road with your next RV adventure

Payment Calculator

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from $754/mo
Estimated • 20% down

Schedule Tour

See this RV in person at our showroom

Showroom Hours
Mon-Fri: 9AM-6PM
4503 Bristol Hwy Johnson City, TN 37601

Trade-In Value

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Trade Evaluation

Dealer assessment

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. We are not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.
$104,987
est $702/mo