{"@context":"https://schema.org","@type":"Product","name":"6 FOREST RIVER SIERRA RVs for sale in Texas","offers":{"@type":"AggregateOffer","offerCount":6,"lowPrice":"68950.00","highPrice":"81549.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3990fl/fa617075-dca8-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3990FL","description":"2026 Forest River RV Sierra 3990FL,

Forest River Sierra fifth wheel 3990FL highlights:

Full and Half Lofts
King Bed
Walk-In Shower
Front Living Area
Two Tri-Fold Hide-A-Beds
Theater Seating

The perfect fifth wheel for a larger family! This unit sleeps eight or more with the full and half lofts above the rear master bedroom and bathroom. In the full loft area there are two 44\" x 74\" bunk mats for comfort as well as wardrobe/storage at the head of each. The master bedroom features a king size bed that slides out to create more space by the bed. A spacious bath features a walk-in shower for comfort and includes a seat so you can relax while you shower. A spacious kitchen features two slides, a free standing dinette in one, and the 12V refrigerator and stove in the other. There is also a center island with large sink for added food prep space. Head up the steps in front to a dual slide front living area with 50\" TV and fireplace beneath the window. There is also theater seating opposite the TV, and a tri-fold hide-a-bed in each slide allowing added sleeping space when needed.

Each one of these Forest River Sierra fifth wheels are equipped with everything you need to make the most of each adventure! The underbelly armor will protect your unit's vitals from road debris and the painted two tone aerodynamic fiberglass front cap has an improved turning radius to make them easier to navigate. With an electric leveling system, you can set your unit up quick and easy then get to having fun faster than ever. The welded aluminum framed, vacuum bonded laminated superstructure will hold up through every adventure and the cambered powder coated frame comes with rust prohibitor to last longer. Each model also includes the Summit Package that comes with a king Wi-Fi extender system and Olympus antenna, a full coach water filter system, Goodyear tires with 7,000 lb. axles, and the list goes on. The interior is just as impressive with rustic wood plank linoleum, recessed residential lighting, a memory foam mattress, and mocha accent crown molding over the kitchen cabinets!

Forest River Sierra fifth wheel 3990FL highlights:

King Bed
Front Living Area
Two Tri-Fold Hide-A-Beds
Theater Seating

The perfect fifth wheel for a larger family! This unit sleeps eight people the loft above the rear master bedroom and bathroom. In the loft area, there are two 44\" x 74\" bunk mats for comfort as well as wardrobe/storage at the head of each. The master bedroom features a king size bed that slides out to create more space by the bed. A spacious bath features a one-piece fiberglass shower for comfort. A spacious kitchen features two slides, a free-standing dinette in one, and the 12V refrigerator and stove in the other. There is also a center island with large sink for added food prep space. Head up the steps in front to a dual slide front living area with 50\" TV and fireplace beneath the window. There is also theater seating opposite the TV, and a tri-fold hide-a-bed in each slide allowing added sleeping space when needed.

Each one of these Forest River Sierra fifth wheels are equipped with everything you need to make the most of each adventure! The underbelly armor will protect your unit's vitals from road debris and the painted two-tone aerodynamic fiberglass front cap has an improved turning radius to make them easier to navigate. With an electric leveling system, you can set your unit up quick and easy then get to having fun faster than ever. The cambered powder coated frame with rust prohibitor construction allows for more duration of the fifth wheel. Each model also comes with a TV antenna with booster, 60,000BTU on demand tankless water heater, Goodyear Radial tires with 7,000 lb. axles, and the list goes on. The interior is just as impressive with Beachside Sundance Congoleum linoleum, recessed residential lighting, a memory foam mattress, and hidden hinged, soft close drawers and cabinets!

3RD 15K AC W/POWER MANAGEMENT; CHEF'S KITCHEN PKG; PORTABLE VACUUM; RVIA SEAL; SUMMIT PKG","itemCondition":"Used","priceCurrency":"USD","price":"79997.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3990fl/78615573-21d6-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3990FL","description":"2026 Forest River RV Sierra 3990FL,

Forest River Sierra fifth wheel 3990FL highlights:

King Bed
Front Living Area
Two Tri-Fold Hide-A-Beds
Theater Seating

Each one of these Forest River Sierra fifth wheels are equipped with everything you need to make the most of each adventure! The underbelly armor will protect your unit's vitals from road debris and the painted two-tone aerodynamic fiberglass front cap has an improved turning radius to make them easier to navigate. With an electric leveling system, you can set your unit up quick and easy then get to having fun faster than ever. The cambered powder coated frame with rust prohibitor construction allows for more duration of the fifth wheel. Each model also comes with a TV antenna with booster, 60,000BTU on demand tankless water heater, Goodyear Radial tires with 7,000 lb. axles, and the list goes on. The interior is just as impressive with Beachside Sundance Congoleum linoleum, recessed residential lighting, a memory foam mattress, and hidden hinged, soft close drawers and cabinets!

3RD 15K AC W/POWER MANAGEMENT; PORTABLE VACUUM; RVIA SEAL; SUMMIT PKG","itemCondition":"Used","priceCurrency":"USD","price":"79997.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2025-forest-river-sierra-3990fl/2b5835f9-e384-11ef-a33f-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2025 FOREST RIVER SIERRA 3990FL","description":"2025 Forest River RV Sierra 3990FL, Fifth Wheel, New 2025 Forest River RV Sierra 3990FL

NO HIDDEN FEES!!! WE DO NOT CHARGE PDI OR FREIGHT FEES!!! LET US HELP YOU SAVE MONEY!!!

Forest River Sierra fifth wheel 3990FL highlights:

Full and Half Lofts
King Bed
Walk-In Shower
Front Living Area
Two Tri-Fold Hide-A-Beds
Theater Seating

","itemCondition":"Used","priceCurrency":"USD","price":"68950.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3990fl/bcdd536a-03f2-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3990FL","description":"2026 Forest River RV Sierra 3990FL,

Forest River Sierra fifth wheel 3990FL highlights:

Full and Half Lofts
King Bed
Walk-In Shower
Front Living Area
Two Tri-Fold Hide-A-Beds
Theater Seating

INCLUDES - FTRV QUALITY ASSURANCE / CAMP READY PKG; INCLUDES - DEALER PREP; NO HIDDEN FEES; SUMMIT PACKAGE; CHEF&aposS KITCHEN PACKAGE; PORTABLE VACUUM; 3RD A/C W/POWER SAVER SYSTEM; TWO DINETTE CHAIRS IN PLACE OF BENCH; WASHER AND DRYER","itemCondition":"Used","priceCurrency":"USD","price":"81549.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3990fl/5da7e6b5-88c0-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3990FL","description":"2026 FOREST RIVER SIERRA 3990FL, Camping World ClearPrice - No Hidden Fees. No Surprises.

The price listed on this unit includes freight, vehicle prep, and documentation fee.

This Fifth-Wheel sleeps 8 people and is available at Camping World in Spring, TX.

Specs: Length: 43.5' | Weight: 12439.0 lbs | Slide Outs: 4 | Sleep Number: 8 | Electrical Service: 50 amp | Exterior Height: 13.33' | Fresh Water Tank: 50.0 gal | Black Water Tank: 50.0 gal

Also Includes: * INTERIOR - SWITCHBACK * SUMMIT PKG * CHEF'S KITCHEN PKG * PORTABLE VACUUM * A/C - 3RD","itemCondition":"Used","priceCurrency":"USD","price":"74524.00"}}]}}