2021 Forest River Riverstone problems, complaints & recalls
Safety recalls (2)
Service Brakes, Hydraulic:foundation Components:hoses, Lines/Piping, And Fittings 2025-08-26 · campaign 25V550000 · 2,379 vehicles
Defect: Forest River, Inc. (Forest River) is recalling certain 2018-2026 Riverstone fifth wheel trailers. The steel hydraulic brake lines may fail and leak brake fluid.
Risk: A brake fluid leak can cause a loss of brake function, increasing the risk of a crash.
Fix: Dealers will inspect and replace the brake lines, as necessary, free of charge. Owner notification letters were mailed September 19, 2025. Owners may contact Forest River Customer Service at 260-593-2425. Forest River's number for this recall is 70-1957.
Electrical System:wiring 2020-07-10 · campaign 20V400000 · 62 vehicles
Defect: Forest River Inc. (Forest River) is recalling certain 2021 Riverstone trailers, models RSF37MRE, RSF381FB, RSF383MB, SF383MB-W, RSF39FK, RSF38FKTH, RSF39FKTH-W, RSF39FK-W, RSF39RBFL, RSF39KFB and RSF39RKFB-W, equipped with an optional generator prep package. Incorrect transfer switch wiring may allow a voltage back feed to the power cord when plugged into shore power.
Risk: A back feed to the power cord may increase the risk of property damage and/or personal injury.
Fix: Forest River will notify owners, dealers will correct the wiring to the generator, free of charge. The recall began July 28, 2020. Owners may contact Forest River Customer Service at 1-260-593-2425. Forest River's number for this recall is 70-1194.
Service bulletins (3)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2021-08-02 · 511377 · Service Bulletin/Repair Instructions
as per lippert components technical service bulletin 11-004-21. the slide room actuator was assembled incorrectly, which may cause the room to become stuck in the out position and prevent from fully retracting.
Electrical System 2021-06-14 · 701367 · Service Bulletin/Repair Instructions
wiring diagram of the roof mount air conditioner.
Wheels 2021-05-19 · 831334 · Service Bulletin/Repair Instructions
it was discovered that the manufacturing plant did not cut a stress relief line in the upper deck driver side and in on certain models, passenger side under the slide room(s). the upper deck in the impression fifth-wheel needs to flex, without the "stress relief cut" the sidewall filon may crack und
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.