{"@context":"https://schema.org","@type":"Product","name":"5 New FOREST RIVER SIERRA RVs for sale in Idaho","offers":{"@type":"AggregateOffer","offerCount":5,"lowPrice":"65980.00","highPrice":"79990.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-4002fb/c5d8856e-6e4a-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 4002FB","description":"2026 Forest River RV Sierra 4002FB,

Forest River Sierra fifth wheel 4002FB highlights:

Two Bedrooms
Two Full Bathrooms
Loft
Kitchen Island
Rear Entry

Enjoy a home on wheels with this fifth wheel! There are two bedrooms to choose from plus an upper loft with two 32\" x 74\" bunk mats, cabinets, and TV prep. The front private bedroom has a queen bed slide across from a dresser and next to a front wardrobe that is prepped to add an optional washer and dryer. The second bedroom has a queen bed slide across from a dresser with wardrobes on either side, plus it's very own full rear bathroom which has a tub and a rear entry/exit door to the unit. The second full bathroom has a one-piece fiberglass shower so everyone can get ready quickly in the morning. Prepare your best home cooked meals with the kitchen island and three burner cooktop then enjoy it at the free-standing dinette. Relax in true comfort each night in the theater seating across from the fireplace and 50\" TV at the entertainment center!

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!

","itemCondition":"Used","priceCurrency":"USD","price":"72980.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3800rk/cce38943-6e4a-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3800RK","description":"2026 Forest River RV Sierra 3800RK,

Forest River Sierra fifth wheel 3800RK highlights:

Four Slides
Theater Seating
Exterior Cooktop
Walk-In Bathroom Closet
12V Refrigerator

If you're looking to go full-time RVing, this fifth wheel is packed with convenient features! The master bedroom includes a king bed slide out with USB ports on either side of the bed so you both can charge your phones, and there is a dresser for your folded clothes. You will love the front bathroom with dual bath sinks, a shower with a seat, plus a walk-in closet with shelves, rods to hand clothes, and baskets for laundry! There is a unique middle utility room with washer and dryer, Washer and dryer counter and a rod to hang clothes that will make a perfect laundry room, or you can utilize this space for storage! Head to the main living area to relax on the theater seating or hide-a-bed sofa, and if you have guests stay over, they can sleep here. There is also an entertainment center with a 50\" flat screen TV, but you might just leave that off if you're working at the desk with a chair that is provided. We've saved the best part for last; the kitchen! Here, you'll find ample counter space to prep home-cooked meals, a three burner high output range with a 22\" oven, plus a large counter with barstools where you can enjoy breakfast at each morning. Choosing this fifth wheel is a no-brainer!

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!

","itemCondition":"Used","priceCurrency":"USD","price":"68985.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3990fl/cb470781-6e4a-11f1-adcf-02f5bff6b341/","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

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!

","itemCondition":"Used","priceCurrency":"USD","price":"76980.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3370rls/c5c8cf25-6e4a-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3370RLS","description":"2026 Forest River RV Sierra 3370RLS,

Forest River Sierra fifth wheel 3370RLS highlights:

King Bed
Tri-Fold Hide-A-Bed
Ceiling Fan
Theater Seating
Free Standing Dinette

You ll enjoy every adventure in this Sierra fifth wheel, designed for couples who love to hit the road and make the most of every getaway. This Sierra features triple slides for added space, a large kitchen island, plus a free-standing dinette in the kitchen area which makes it feel a lot like home. When outside, you can enjoy being seated under the two power awnings with an LED light strip which is great for evening entertaining or relaxing. When it's time to get cleaned up and ready for bed, you will appreciate the spacious bath with a one-piece fiberglass shower, a linen cabinet, and sink with a medicine cabinet as well. A front private bedroom with king bed slide will provide you with a great night's rest, and the large wardrobe has shelves for all your things. This model even has washer/dryer prep that will allow you to add a washer and dryer to make full-time easier than ever!

","itemCondition":"Used","priceCurrency":"USD","price":"65980.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-forest-river-sierra-3710hbfb/ccd469a8-6e4a-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 FOREST RIVER SIERRA 3710HBFB","description":"2026 Forest River RV Sierra 3710HBFB,

Forest River Sierra fifth wheel 3710HBFB highlights:

Front Bunkhouse
Bath and a Half
King Bed
Rear Bathroom

This Sierra fifth wheel is thoughtfully designed for comfort and convenience, starting with a spacious front bunkhouse perfect for accommodating guests. It features two flip-up bunks, 28\" x 74\" and 32\" x 74\" and a 60\" x 74\" fold-out lounge, along with a wardrobe, dresser, and additional storage to keep essentials organized. A nearby half bath adds easy access and extra convenience. At the center of the unit, the kitchen offers everything you need to prepare meals, including a stainless-steel sink, three-burner cooktop, and a generous 16 cu. ft. refrigerator. Meals can be enjoyed at the free-standing dinette, or you can unwind on the sectional sofa while enjoying the fireplace or entertainment center. At the rear, you'll find the private main bedroom with a roomy 66\" x 80\" RV king bed, plus its own wardrobe and dresser. Just steps away is the full bathroom featuring a one-piece fiberglass shower, sink with medicine cabinet, linen storage, and even washer/dryer prep for extended stays.

","itemCondition":"Used","priceCurrency":"USD","price":"79990.00"}}]}}