Get Financing1 - 9 of 9 RVs
Rent
All
Stock Number: 7535
Exterior Length: 43 ft 6 in
Sleeps: 8
Number of Slide Outs: 5
Condition: New
Number of Axles: Tandem
Description: New 2026 Forest River RV Sandpiper 3990FL
Details: Forest River Sandpiper fifth wheel 3990FL highlights: Outside Storage Theater Seating Kitchen ...
Updated: Friday, May 01, 2026 07:43 AM
Location: Fremont, Ohio
Seller: Young's RV Center
Stock Number: 52500
Exterior Length: 43 ft 6 in
Sleeps: 8
Number of Slide Outs: 5
Condition: New
Number of Axles: Tandem
Description: New 2026 Forest River RV Sandpiper 3990FL
Details: Forest River Sandpiper fifth wheel 3990FL highlights: Outside Storage Theater Seating Kitchen ...
Updated: Monday, June 01, 2026 04:35 PM
Location: South Burlington, Vermont
Seller: Petes RV Vermont
Stock Number: 17722
Exterior Length: 43 ft 6 in
Sleeps: 8
Number of Slide Outs: 5
Condition: New
Number of Axles: Tandem
Description: New 2026 Forest River RV Sandpiper 3990FL
Details: Forest River Sandpiper fifth wheel 3990FL highlights: Outside Storage Theater Seating Kitchen ...
Updated: Thursday, May 28, 2026 10:52 AM
Location: Greer, South Carolina
Seller: Adventure Motor Homes
Stock Number: VL60166
Exterior Length: 43 ft 6 in
Sleeps: 8
Number of Slide Outs: 5
Condition: New
Number of Axles: Tandem
Description: New 2026 Forest River RV Sandpiper 3990FL
Details: Forest River Sandpiper fifth wheel 3990FL highlights: Outside Storage Theater Seating Kitchen ...
Updated: Friday, May 01, 2026 07:43 AM
Location: Fremont, Ohio
Seller: Young's RV Center
Stock Number: 17P274
Exterior Length: 43 ft
Sleeps: 8
Number of Slide Outs: 5
Condition: Used
Exterior Color: WHITE
Description: Consumers, please be aware that if you are purchasing a NEW Motorized OR Non-Motorized Recreational Vehicle from any Kunes RV dealership there will...
Updated: Thursday, June 04, 2026 03:16 AM
Location: Elkhorn, Wisconsin
Seller: Kunes RV of Elkhorn
Stock Number: 476210
Exterior Length: 39 ft
Sleeps: 8
Condition: Used
Interior Color: Wallpaper/wood Finish
Description: - Stock #476210 -
Luxury Fifth Wheel. Spacious Interior. High End Finishes. Ready for the Road.
The perfect fifth wheel for a larger family!
Lo...
Updated: Tuesday, June 02, 2026 04:24 AM
Location: Tomball, Texas
Seller: Pop
Stock Number: 478348
Exterior Length: 39 ft
Sleeps: 8
Condition: Used
Description: - Stock #478348 -
2023 SANDPIPER 3990FL! BIG SPACE, LOFT! COMFORTABLE LAYOUT, KING BED! FIREPLACE! CALL TODAY!
There's a certain feeling that co...
Updated: Tuesday, June 02, 2026 04:24 AM
Location: Leland, North Carolina
Seller: Pop
Stock Number: P5969
Exterior Length: 43 ft 6 in
Sleeps: 9
Number of Slide Outs: 5
Condition: Used
Number of Axles: Tandem
Description: Used 2023 Forest River RV Sandpiper 3990FL
Details: Forest River Sandpiper fifth wheel 3990FL highlights: Walk-In Shower Outside Storage Theater...
Updated: Thursday, June 04, 2026 03:36 PM
Location: Cleveland, Texas
Seller: RV Station- Cleveland TX
Stock Number: RV6150
Exterior Length: 43 ft 6 in
Number of Slide Outs: 5
Condition: New
Exterior Color: Gray
Exterior Width: 8 in
Description: Introducing the 2025 Forest River Sandpiper 3990 FL, a fifth-wheel RV designed for adventurers who crave the comforts of home while exploring the g...
Updated: Wednesday, April 29, 2026 12:00 AM
Location: Chilliwack, British Columbia, Canada
Seller: O'Connor RV Centre
