Bathroom with entry door, two bedrooms, loft, two full baths, desk
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2026 Forest River Sierra 4002FB
NewStock #FR055035
Listing price
2026 Sierra 4002FB
Other floor plans with a similar body style, feature mix, and price range, prioritizing other manufacturers and brands.
Four slides open up a floor plan that genuinely earns its square footage, a front bedroom with east/west bed orientation and a loft above, a second bedroom toward the rear, and two full baths including one with a dedicated entry door and bathtub. The kitchen is a real highlight: solid surface countertops, a stainless undermount sink, a center island, and a hidden pantry that keeps things tidy, plus a full outdoor kitchen when you want to move the party outside. A desk makes remote work practical, and washer/dryer prep means you can set it up for long hauls or full-timing without major retrofitting. Owners consistently call out the towing balance and storage as standouts, and Forest River has a reputation for working through any warranty issues that come up at delivery.
Length
43 ft 5 in
Dry weight
12,889 lbs
GVWR
15,500 lbs
Sleeps
6
Many factors play into a unit's listing price and what you should pay. This guide provides a ballpark estimate, but it does not factor in your exact scenario or how different listings are equipped.
$59,980 – $79,900
This unit is ranked 7 of 22 by asking price in this group.
The listing price on this unit has changed 3 times.
See the complete price timeline and the rest of this unit's pricing insights.
Rocky Ridge RV
Krebs, OK
Sells faster than 85% of US RV dealers
Compared with 1,119 dealers nationwide
The 2026 Sierra 4002FB isn’t just a fifth wheel — it’s a rolling estate with enough style, space, and swagger to make your house jealous. This model is the definition of “go big or go home,” except you're bringing home with you… and making it bigger.
Front and center is the jaw-dropping full bath that takes over the entire front cap. Double vanities? Check. Spa-style shower? Of course. A walk-in closet that could fit half your wardrobe and still leave room for board games and extra marshmallows? Absolutely. And just steps away is the king bedroom, a cozy oasis that proves camping doesn’t have to mean compromising.
But wait — there’s more. A second full bath in the rear means no more morning traffic jams or toothbrush duels. Whether you're traveling with guests, family, or just like the idea of his-and-hers bathrooms taken to the next level, the 4002FB is ready.
The living area is all about lounging in luxury. Plush seating, panoramic windows, a fireplace that sets the mood, and an entertainment center that dares you to have a boring night. The kitchen pulls its weight, too, with a residential fridge, oversized island, tons of storage, and the kind of layout that says, “Yes, we can do Thanksgiving dinner in here.”
Outside, you’ll find a setup perfect for late-night stargazing, grilling, or just showing off your rig to jealous neighbors at the campground.
Bottom line? The 2026 Sierra 4002FB is for those who don’t just want the RV lifestyle — they want the best version of it. Spacious, stylish, and designed to impress, this rig turns every trip into a five-star getaway on wheels.
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