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Stock Number: FSI204
Exterior Length: 42 ft 9 in
Condition: New
VIN: 4X4FSER22VJ055597
Description: 2027 Forest River Sierra 3900HBLR 2027 Forest River Sierra 3900HBLR is built for families and luxury travelers seeking a spacious fifth-wheel with ...
Updated: Wednesday, July 22, 2026 08:21 AM
Location: Montclair, California
Seller: Giant RV-Montclair
Stock Number: FSI207
Exterior Length: 42 ft 9 in
Condition: New
VIN: 4X4FSER24VJ055598
Description: 2027 Forest River Sierra 3900HBLR 2027 Forest River Sierra 3900HBLR is built for families and extended-stay RVers seeking a luxury fifth wheel with...
Updated: Wednesday, July 22, 2026 08:20 AM
Location: Colton, California
Seller: Giant RV-Colton
Stock Number: 93399
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Tuesday, July 28, 2026 03:21 PM
Location: Georgetown, Texas
Seller: Ron Hoover RV & Marine - Georgetown
Stock Number: 93400
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Tuesday, July 28, 2026 03:21 PM
Location: San Antonio, Texas
Seller: Ron Hoover RV & Marine - San Antonio
Stock Number: 93401
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Tuesday, July 28, 2026 03:21 PM
Location: Claremore, Oklahoma
Seller: Ron Hoover RV & Marine - Tulsa
Stock Number: 39122
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Width: 8 ft
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: The following is a list of Additional Options besides the Standard Features come with the unit a...
Updated: Thursday, May 28, 2026 11:53 AM
Location: Turlock, California
Seller: Best RV Center
Stock Number: TJ055461
Exterior Length: 37 ft 11 in
Sleeps: 4
Number of Slide Outs: 3
Condition: New
Exterior Width: 8 in
Description: FOREST RIVER SIERRA 3900HB TRAVEL TRAILER SPECIFICATIONS: Hitch Weight 2,085 lb. GVWR 16,085 lb. UVW 13,284 lb. CCC 2,801 lb. Exterior Length 42 ...
Updated: Thursday, July 30, 2026 12:09 AM
Location: Sweetwater, Texas
Seller: Family RV Center - Sweetwater
Stock Number: 50W111
Exterior Length: 42 ft
Sleeps: 4
Number of Slide Outs: 3
Condition: New
Exterior Color: GREY/WHITE
Description: SIERRA
(2026) These Typical Features, Vary by Model
Living SpacesPower Awning with LED Strip LightingMORryde Step Above Quad Entry StepFoldable Ent...
Updated: Thursday, July 23, 2026 03:06 AM
Location: Sturgeon Bay, Wisconsin
Seller: Kunes RV of Door County
Stock Number: A6070
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Number of Axles: Tandem
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Tuesday, July 28, 2026 03:15 AM
Location: Appleton, Wisconsin
Seller: Markquart RV - Appleton
Stock Number: 82585
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Number of Axles: Tandem
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Friday, July 17, 2026 10:42 AM
Location: Greencastle, Pennsylvania
Seller: Keystone RV Center
Stock Number: 215134
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Thursday, July 30, 2026 04:05 PM
Location: Rockford, Michigan
Seller: Fun Town RV - Grand Rapids
Stock Number: 215133
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Thursday, July 30, 2026 04:05 PM
Location: Crystal River, Florida
Seller: Fun Town RV - Nature Coast
Stock Number: 218185
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Thursday, July 30, 2026 04:05 PM
Location: Anna, Illinois
Seller: Fun Town RV-Cleburne
Stock Number: 217295
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Thursday, July 30, 2026 04:05 PM
Location: Cleburne, Texas
Seller: Fun Town RV-Cleburne
Stock Number: 217294
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: BEIGE
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainment Center Bath and...
Updated: Thursday, July 30, 2026 04:05 PM
Location: Jackson, Michigan
Seller: Fun Town RV - Jackson
Stock Number: C1087
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: White
Description: New 2026 Forest River RV Sierra 3900HBLR
Details: TAKE A VIDEO TOUR Forest River Sierra fifth wheel 3900HBLR highlights: Three Slides Entertainme...
Updated: Tuesday, July 28, 2026 03:02 PM
Location: Clute, Texas
Seller: Camp EZ RV - Clute
Stock Number: N054660
Exterior Length: 42 ft 9 in
Condition: New
Exterior Color: WHITE
VIN: 4X4FSER24TJ054660
Description: Sales_pitch: The RV for sale is a New 2026 Sierra Fifth Wheel by Forest River RV that and much more. This Sierra 3900hblr Fifth Wheel ...
Updated: Thursday, July 30, 2026 08:02 AM
Location: Ponchatoula, Louisiana
Seller: Berryland Campers - Ponchatoula
Stock Number: 9324
Exterior Length: 42 ft 9 in
Sleeps: 3
Number of Slide Outs: 3
Condition: New
Exterior Color: White
Description: Introducing the 2026 Forest River RV Sierra, a stunning fifth-wheel that offers an exceptional travel experience with its spacious layout and comfo...
Updated: Saturday, July 25, 2026 06:06 AM
Location: Wabash, Indiana
Seller: Zoomers RV
