2025 Sierra 3990FL

Overview

Standards

Specifications

Testimonials

• 2025 Sierra 3990FL by Forest River

  Wherever you go, the Sierra line up will ensure you make the most out of every adventure. Unique floorplan designs like bunkhouses, front living spaces, or mid-bunk/offices will accommodate any traveler or group. Automatic level up, 16.8 french door refrigerator, and underbelly armor combine to create a perfect balance of size, space, features and luxury.

  Equipment

  Interior Decor: SwitchBack

  • Summit Package
    • Electric Leveling System
    • Goodyear Tires with 7,000lb axles
    • 2” Rear Receiver Hitch and 4-Pin Connector (n/a 3990FL, 4002FB)
    • Two 15,000BTU Air Conditioners
    • Anti-lock Braking System
    • Tire Pressure Monitoring System
    • 60,000BTU On Demand Water Heater
    • 40,000BTU Furnace
    • BoonDocker Solar System-200W Panel with controller & battery
    • MORryde Steps with Strut (wherever available)
    • Heated and Enclosed Holding Tanks (12V pads)
    • Washer and Dryer Prep
    • King Wi-Fi Extender System and Olypmus Antenna
    • Underbelly Armor
    • Soft Close Residential Drawers & Cabinets Throughout
    • 50” Flat Screen Television
    • 4 Camera Security Prep with Back-Up Cam
    • Full Coach Water Filter System
    • Power Fan in Bathroom(s)
    • Enclosed, One-Piece Docking Station
    • Color Matched Gel coated Fiberglass Exterior
    • Aerodynamic Two Tone Fiberglass Painted Front Cap with Lights
    • High Efficiency Radiant Foil (Roof and Floor)
    • Spare Tire
    • Lippert LatchXtend Door Handle
    • Outdoor Grill/Griddle
    • Ceiling Paddle Fan (where available)
  • Chef’s Kitchen Package
    • 17 Cubic FT Stainless Refrigerator (12V)
    • Stainless Range with Cast Iron Grates
    • Solid Surface Countertops
    • Stainless Apron Sink with Strainer
    • Commercial Style Kitchen Faucet
    • 30” Over-the-Range Stainless Microwave
    • Countertop Extension
    • Designer Backsplash
  • RVIA Seal
  • Central Vac
  • No loft over Bathroom(waiting for updated floorplan from factory)

  The RV Nation Advantage Features included with every new RV Purchase!

  • 12V Deep Cycle Battery - Free!
  • Propane in Tanks - Free!
  • Dealer Prep - Free!
  • North American Service Network - Free!

  Estimated Payment

  $573.49/mo^*

  Apply Now

  • Get Approved (USA)
  • Get Approved (Canada)

  ^* Not all buyers will qualify. Contact us for details.

  We Deliver! Get An Estimate.

  Whether you pick it up, we bring it to you, or meet in the middle, taking delivery of your new RV couldn't be easier.

  Ship To:

  Calculate

  USA only, Please contact us for Canadian delivery quote.

• Specification	Imperial	Metric
  Cargo Capacity	2,936 lbs	1,331.75 kg
  Dry Weight	12,439 lbs	5,642.24 kg
  GVWR	15,375 lbs	6,973.98 kg
  Pin Weight	2,825 lbs	1,281.40 kg
  Overall Height	13' 4"	4.06 m
  Overall Length	43' 6"	13.26 m
  Overall Width	96"	243.84 cm
  Black Water Tank	50 gal	189.27 l
  Fresh Water Tank	50 gal	189.27 l
  Gray Water Tank	80 gal	302.83 l

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