2026 Forest River Sierra 3900HBLR

New Fifth Wheel in Jackson, Mississippi, 49202

$76,988.00
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New 2026 Forest River Sierra 3900HBLR available in Jackson, Mississippi
2026 Forest River Sierra 3900HBLR - New Fifth Wheel For Sale by Fun Town RV - Jackson in Jackson, Mississippi features Slideout
2026 Sierra 3900HBLR by Forest River from Fun Town RV - Jackson in Jackson, Mississippi
New 2026 Forest River Sierra 3900HBLR available in Jackson, Mississippi

Unit Specs

  • Stock #217294
  • Year2026
  • ManufacturerForest River
  • Make Forest River
  • ModelSierra
  • Floorplan3900HBLR
  • Floorplan LayoutFront Bath
    Kitchen Island
    Rear Living Area
  • Type Fifth Wheel
  • ConditionNew
  • Length42' 0"
  • VIN4X4FSER28TJ054872
  • Price $96,440.00
  • Sale Price $76,988.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Interior ColorSWITCHBACK
  • Exterior ColorBEIGE
  • Sleeps3
  • Water Capacity (Fresh)50 gal
  • Water Capacity (Black)104 gal
  • Water Capacity (Grey)136 gal
  • Slideouts3
  • Tow/Hitch Weight2085 lbs

Forest River Sierra fifth wheel 3900HBLR highlights:

  • Three Slides
  • Entertainment Center
  • Bath and a Half
  • Walk-In Bathroom Closet
  • 12V Refrigerator

 

This fifth wheel is perfect for those seeking a comfortable, feature-rich home on wheels. Upon entering, you'll find a spacious rear living room, ideal for relaxation and entertainment. The room features a comfortable chase lounge, sofa, and an entertainment center with a cozy fireplace. For added convenience, there's a hidden pantry, desk with a chair, and a shelf and cabinet for storage. The kitchen is well-appointed with a stylish kitchen island featuring a beautiful waterfall edge. Overhead cabinets provide ample storage, while the microwave, 12V refrigerator, and four-burner cooktop make meal preparation a breeze. Plus, a butler pantry offers additional storage for kitchen essentials. A convenient half bath is located nearby, complete with a stackable washer and dryer prep if you want the option to add these appliances. The bedroom retreat features a comfortable king bed, a small dresser, and a tall dresser with a TV hookup. The adjacent walk-in bathroom closet boasts a one-piece fiberglass shower with a seat, dual sink, medicine cabinet, linen closet, and ample storage thanks to the various shelves, perfect for keeping your belongings organized. Exterior features include two awnings, one 12’ and the other 18’, providing ample shade and protection.

 

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!

  • Front Bath
  • Kitchen Island
  • Rear Living Area
  • CHEF&aposS KITCHEN PACKAGE
  • INCLUDES - DEALER PREP
  • INCLUDES - FTRV QUALITY ASSURANCE / CAMP READY PKG
  • NO HIDDEN FEES
  • PORTABLE VACUUM
  • SUMMIT PACKAGE


View a video of this 2026 Forest River Sierra 3900HBLR RV on YouTube!

2026 Forest River Sierra 3900HBLR Features


  • Exterior
    Slideout

2026 Forest River Sierra 3900HBLR Specifications

Dimensions

Height

13' 4"

Length

42' 9"

Width

8' 0"

Weights

Dry Weight

13,284 lbs

GVWR

16,085 lbs

Hitch Weight

2,085 lbs

Payload Capacity

2,801 lbs

Capacities

Refrigerator Capacity

16 cu ft

Sleep Capacity

3

Water Capacity - Black

104 gal

Water Capacity - Fresh

50 gal

Water Capacity - Grey

136 gal

Exterior

# Awnings

2

# Axles

2

# Doors

1

# Slides

3

Hitch

Fifth Wheel

Electrical

# A/C

2

A/C Spec

Dual ducted 15k BTU Air Conditioners, prepped for 3rd 15k BTU A/C

*MFG Specs are for base unit. Certain options may change specifications listed. Please consult dealer for more details. Data is provided by a 3rd party. RVUSA.com cannot guarantee the accuracy of the data presented.

2026 Forest River Sierra 3900HBLR Literature


Seller Info

Fun Town RV - Jackson

2501 Lansing Ave
Jackson, MS 49202

Member Since 2025

See 281 Reviews

Unit Specs

  • Stock #217294
  • Year2026
  • ManufacturerForest River
  • Make Forest River
  • ModelSierra
  • Floorplan3900HBLR
  • Floorplan LayoutFront Bath
    Kitchen Island
    Rear Living Area
  • Type Fifth Wheel
  • ConditionNew
  • Length42' 0"
  • VIN4X4FSER28TJ054872
  • Price $96,440.00
  • Sale Price $76,988.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Interior ColorSWITCHBACK
  • Exterior ColorBEIGE
  • Sleeps3
  • Water Capacity (Fresh)50 gal
  • Water Capacity (Black)104 gal
  • Water Capacity (Grey)136 gal
  • Slideouts3
  • Tow/Hitch Weight2085 lbs

Estimated Payment-

Interest Rate % *(W.A.C.)
Term Years
Down Payment $
*W.A.C. = With approved credit

Email Seller

Request More Info on this 2026 Forest River Sierra 3900HBLR Offered for sale by Fun Town RV - Jackson
Fun Town RV - Jackson
Fun Town RV - Jackson

2501 Lansing Ave
Jackson, MS 49202

Phone: Click to Call

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2026 Forest River Sierra 3900HBLR Gallery

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New 2026 Forest River Sierra 3900HBLR available in Jackson, Mississippi
2026 Forest River Sierra 3900HBLR - New Fifth Wheel For Sale by Fun Town RV - Jackson in Jackson, Mississippi features Slideout
2026 Sierra 3900HBLR by Forest River from Fun Town RV - Jackson in Jackson, Mississippi
New 2026 Forest River Sierra 3900HBLR available in Jackson, Mississippi