Trailer Source Inc
2026 Forest River 2026 Forest River Blackthorn - image 1
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Complete Fifth Wheel Specifications

2026 Forest River Blackthorn Overview

At the front of this Blackthorn model, you’ll find the main bedroom featuring a comfortable king bed with storage underneath for all your camping gear, as well as a wardrobe and dresser to keep your clothes organized. Just next door is one of two full bathrooms, fully equipped with a shower, toilet, sink, and a linen closet for extra toiletries and towels. Moving into the heart of the unit, the spacious main living area opens up with dual opposing slide-outs, one side featuring a free-standing dinette and theater seating, perfect for meals and relaxing. Across, the second slide houses a 50-inch TV with an entertainment center and cozy fireplace, a hidden pantry behind for storing dry goods and snacks, a 4-burner range, and a 16-cu. ft. fridge. A large kitchen island sits at the center, offering additional counter space for meal prep. At the rear, the second bedroom is designed to comfortably accommodate guests with a fold-down bunk, a hide-a-bed sofa, and a loft area above. This space also includes a built-in desk and a second full bathroom, plus a separate entry door for added convenience and privacy. BLACKTHORN CLIMATE PACKAGE: Vacuum Bonded, Welded Aluminum Structure High-Efficiency Dual A/C System: 2 x Ducted 13.5K BTU A/C's w/ optional 3rd A/C Azdel® Laminated Sidewalls, Slide-out End Walls, Slide-out Roofs, and Rear Wall Ductless Flooring w/ 5/8" Tongue & Groove Main Floor Decking 35,000 BTU High-Capacity Furnace Dual Attic Vents Electric Fireplace 12v Heat Pads on Holding Tanks Heated & Enclosed Underbelly & Dump Valves w/ Circulating Heat Formaldehyde Free Fiberglass Insulation in Roof, Front Cap & Main Floor 50 Amp Service Dual 30 lb LP Tanks BLACKTHORN INTERIOR LUXURY PACKAGE: 24" Free Standing Gas Range w/ Four Burners 30" Over-The-Range Microwave 16 Cubic Foot 12v Door Refrigerator Solid Surface Kitchen Countertops Stainless Steel Sink Flush Floor Kitchen Slide 60K BTU On Demand Tankless Water Heater Slow Rise™? Roller Shades Washer/Dryer Prep CPAP Shelves in Bed Base King Bed (70" x 80") BLACKTHORN EXTERIOR LUXURY PACKAGE: Automatic Leveling System Driver's Side Automatic Leveling System Control Box 2" Towing Hitch Water Shutoff Valves on All Plumbing Fixtures Dual Power Awnings w/ LED Lights Automotive Style Riveted Wheel Skirts Metal Slam Latch Cargo Pass Through Doors Universal All-In-One Docking Station Oversized 78" Tall x 30" Wide Entrance Door Solid Entry Steps with Extended Grab Handle Full Size Spare Tire Seamless High Visibility LED Front Cap Lights 200 Watt Solar Panel and 30 Amp Controller LP Quick Connect

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Overview

Vehicle Identification & Details

8 specifications available

Category
Fifth Wheel
Condition
new
Floorplan
3880RBDB
Make
Forest River
Model
Blackthorn
Stock Number
1480
VIN
5ZT3BT4B6T9013922
Year
2026

Size & Weight

Dimensions, Weight, Construction & Exterior

4 specifications available

Dry Weight
13,019 lbs
Length
42.08 ft
Awnings Count
0
Slides
0

Sleeping & Layout

Beds, Layout, Living & Comfort

2 specifications available

Bunk Beds Count
0
Sleeps
6

Bathroom & Facilities

Comfort & Privacy

1 specifications available

Shower Type
Standard

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

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Quality

Quality Construction

Built with premium materials and attention to detail for years of reliable performance.

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from $503/mo
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Mon-Fri: 9AM-6PM
4081 Camelot Circle Longmont, CO 80504

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Trailer Source Inc. is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, set-up fees, dealer handling and delivery fees. A $799 dealer handling fee applies to all RVs and Travel Trailers, and a $289 dealer handling fee applies to all Cargo and Utility Trailers. 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.

TOWABLE RVs
Payments are estimated with 20% down payment, based on approved credit plus tax, title and license fees of selling price. Not all customers will qualify for these rates and terms.
*On the amount financed under $15,000 — terms are based on 120 months at 8.99%
*On the amount financed from $15,000 to $25,000 — terms are based on 144 months at 7.99%
*On the amount financed from $26,000 to $49,999 — terms are based on 180 months at 7.99%
*On the amount financed from $50,000 to $150,000 — terms are based on 240 months at 7.99%

MOTORIZED RVs
Payments are estimated with 20% down payment, based on approved credit plus tax, title and license fees of selling price. Not all customers will qualify for these rates and terms.
*On the amount financed under $25,000 — terms are based on 144 months at 7.99%
*On the amount financed from $25,000 to $49,999 — terms are based on 180 months at 7.99%

USED RVs
Payments are estimated with 20% down payment, based on approved credit plus tax, title and license fees of selling price. Not all customers will qualify for these rates and terms. Terms are based on year and amount financed; rates vary between 9.99% and 21.99% W.A.C.

All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. All advertised prices exclude government fees and taxes, any finance charges, any dealer document processing charge, pre-delivery inspection and freight fees, any electronic filing charge, and any emission testing charge. Savings percentage based on Manufacturers Suggested Retail Prices for select models for in-stock units. With approved credit.
$77,000
est $468/mo