2026 Forest River Sierra 4002FB - FSI201
For Sale in Montclair, CA.

MSRP: $120,520
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Sale!

  • PRIMARY INFORMATION

  • Stock #FSI201
  • Year2026
  • ManufacturerForest River
  • MakeForest River
  • ModelSierra
  • Floorplan4002FB
  • TypeFifth Wheel
  • ConditionNew
  • Length521' 0"
  • VIN4X4FSES28TJ055479
  • MSRP$120,519.85
  • Sale Price$84,994.00

  • SPECS

  • Sleeps6
  • Water Capacity (Fresh)50 gal
  • Water Capacity (Black)100 gal
  • Water Capacity (Grey)100 gal
  • GVWR15,500 lbs
  • Slideouts4
  • Payload Capacity15,500 lbs
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Description

2026 Forest River Sierra 4002FB

The 2026 Forest River Sierra 4002FB is a large, residential-style fifth wheel designed for families or multi-group travelers who want maximum space, privacy, and home-like comfort. With a unique two-bedroom, two-bathroom floorplan plus loft and four slide-outs, this unit delivers exceptional living space — making it ideal for extended stays or full-time living.

Highlights:

• Two Bedrooms + Loft with Dual Bathrooms featuring a front master suite, a second private bedroom with its own rear full bath and entry door, plus an overhead loft — perfect for families or guests

• Spacious Residential Living & Kitchen Area with a kitchen island, theater seating, fireplace, free-standing dinette, and large panoramic windows — creating a true home-on-wheels feel

• Built for Extended Stays & Comfort including 43’5” length, four slide-outs, dual A/C (prepped for 3rd), 16 cu. ft. refrigerator, tankless water heater, solar, and massive tank capacities (50/100/100 gallons)

Visit Giant RV today to explore the 2026 Forest River Sierra 4002FB — a fifth wheel built for family living, space, and residential comfort on the road.

Giant RV

9150 Benson Avenue
Montclair, California


Phone: 909-414-0437

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Disclaimer

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