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Forest River Rv Sierra Destination Trailers 40DUPLEX reviews

1.0 (0 reviews)
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Liveability
1.0
Overall quality
1.0
Floorplan
1.0
Driving/towing
1.0
Factory warranty
1.0

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Voted most helpful review

Jkraig

Colorado, USA

Reviewed on July 13, 2025

RV reviewed 2020 Forest River Sierra 345 R lock 3 slides view listing

4.4
The 35 ft 5th wheel tows easily. Like all RVs, the factory delivers them to the owner with flaws (unfinished work, poorly installed part and pieces, so.over the course of time the warrenty has helped solve these problems and Forest River was easy to work with and without hesitation, enabled...read more
The 35 ft 5th wheel tows easily. Like all RVs, the factory delivers them to the owner with flaws (unfinished work, poorly installed part and pieces, so.over the course of time the warrenty has helped solve these problems and Forest River was easy to work with and without hesitation, enabled repairs. The Sierra is a reliable RV with well thought out amenities, making for fun adventures!
Livability
4.0
Overall quality
4.0
Floorplan
5.0
Driving/towing
5.0
Factory warranty/support
4.0
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Voted most helpful review

Hugh Davis

Arkansas, USA

Reviewed on April 3, 2025

RV reviewed 2019 Forest River Sierra 378FB view listing

2.2
I purchased this RV used in Jan of 2022 and bought the best extended warranty offered. The RV was rife with issues. The plumbing is shoddy at best. The fittings are plastic and the cheap plumbing hoses were used. I replaced with brass fittings and PEX lines as the numerous leaks were...read more
I purchased this RV used in Jan of 2022 and bought the best extended warranty offered. The RV was rife with issues. The plumbing is shoddy at best. The fittings are plastic and the cheap plumbing hoses were used. I replaced with brass fittings and PEX lines as the numerous leaks were identified. The slideouts busted the trim around them due to poor calibration or manufacturer defects. The slideouts apparently leaked into the subfloor and rotted it out. The dealership refused to repair the flooring. I have noticed on numerous legal sites and RV sites that slideouts leaking, even on new ones, is a MAJOR and CONSISTENT problem.
Livability
1.0
Overall quality
1.0
Floorplan
4.0
Driving/towing
4.0
Factory warranty/support
1.0
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Voted most helpful review

Kelly Peakman

British Columbia, Canada

Reviewed on March 20, 2025

RV reviewed 2022 Forest River Sierra Destination 399LOFT view listing

1.0
We bought this RV brand new and almost everything has gone wrong with it. Grey water tank cracked. Hot water and heater both went after only a year. Toilet started running water non stop had to replace it. All the pluming has leaked and had to be fixed. There is so many defects it would take me to...read more
We bought this RV brand new and almost everything has gone wrong with it. Grey water tank cracked. Hot water and heater both went after only a year. Toilet started running water non stop had to replace it. All the pluming has leaked and had to be fixed. There is so many defects it would take me to long to write them all. This RV is so poor quality I wish we did not buy it. The last straw for me was when our bedroom floor was so soft we thought we were going to fall through. We got the repair guy in and he said it was probably leaking and it would be a 4,000 to repair. When he lifted the floor he found that there was no leak and they had put thin veneer board down. Not meant for floors. Do not buy Forest River you will regret it.
Livability
1.0
Overall quality
1.0
Floorplan
1.0
Driving/towing
1.0
Factory warranty/support
1.0
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Voted most helpful review

Trudy

California, USA

Reviewed on August 3, 2024

RV reviewed 2024 Forest River Sierra Destination 401FLX view listing

3.0
We bought our destination trailer at Camping World in Roseville, Ca. It is July and very hot here. The AC in the kitchen/ living room doesn’t work. We called Camping World and the service person said that “these units only cool 20 degrees cooler than it is outside “. So if it’s 110...read more
We bought our destination trailer at Camping World in Roseville, Ca. It is July and very hot here. The AC in the kitchen/ living room doesn’t work. We called Camping World and the service person said that “these units only cool 20 degrees cooler than it is outside “. So if it’s 110 outside, the best they do is 90 degrees inside. Thats total BS because the bedroom ac unit is way cooler. Also, they told us if we want it looked at we have to “bring it in”. They should come out as this is a huge unit and it’s parked in the pines. That’s not customer service. We had to go buy a fan while we try to find a mobile RV person to help us.
Livability
3.0
Overall quality
3.0
Floorplan
4.0
Driving/towing
4.0
Factory warranty/support
1.0
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Unhappy

Ohio, USA

Reviewed on June 30, 2024

RV reviewed 2023 Forest River Sandpiper Destination 401FLX view listing

2.2
I have hade several issues with the Sandpiper 401 that I bought last year. The black water tank has been leaking since I bought the trailer., and is still leaking . The wall in the bedroom came loose from the studs. The awning arm was broken. The backsplash in the kitchen came loose from the wall....read more
I have hade several issues with the Sandpiper 401 that I bought last year. The black water tank has been leaking since I bought the trailer., and is still leaking . The wall in the bedroom came loose from the studs. The awning arm was broken. The backsplash in the kitchen came loose from the wall. The screen door on the sliding door was 5 “ too short. The trailer is used as a summer home and is in a pole barn. I am currently dealing with the smell of the black water tank leaking in my floor. The dealer has been here 5 times to deal with it and the last time they were hear the installed a new one. It is leaking just as bad, and the wall is coming loose from the studs in the hall. I’m not a happy customer by any means! Wish I hadn’t bought this piece of shit.
Livability
1.0
Overall quality
1.0
Floorplan
5.0
Driving/towing
1.0
Factory warranty/support
3.0
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Voted most helpful review

Jason Baetz

Kansas, USA

Reviewed on June 11, 2024

RV reviewed 2023 Forest River Sierra 3440BH view listing

2.0
We purchased a Forest River Sierra 3440BH In June of 2023, New never been used and some areas still had the fresh smell of new. We loved the floor plan, as we have 2 teenagers, and about to have our first grandchild from 1 of our boys, so it certainly will work for sleeping arrangements. Now for...read more
We purchased a Forest River Sierra 3440BH In June of 2023, New never been used and some areas still had the fresh smell of new. We loved the floor plan, as we have 2 teenagers, and about to have our first grandchild from 1 of our boys, so it certainly will work for sleeping arrangements. Now for the best part, got it home and winterized it as camping season was over for us. We hooked up the propane and kept the tank heaters on and keep the indoor temp at 55 degrees. In March we de-winterized and begin to set things up for camping season. Well we found a lest of 19 items that were warranties' and the list goes on. To start the trim is peeling off the cabinets, screen doors are broke, toilets leaked water, sinks leak, bed trim fell off, black tank valve is stuck shut (can not use read bath room at all due to leaks and toilet/ tank), always smell like sewer, awing is falling off, curtains put on awkward or uneven, NO BRAKES! If i was to guess i would say a bunch of 5 year old put this camper together, unfortunately for us we can not take the camper back for LEMON LAWS as the do not apply. But this thing has to spend at least 2-3 months at the dealership to get repairs done for the warranty to work, all the parts have to come from the dealership. I WOULD NEVER IN THE REST OF MY GRANDCHILDS LIFETIME RECOMMEND THIS BRAND TO ANYONE PERIOD.
Livability
1.0
Overall quality
1.0
Floorplan
5.0
Driving/towing
2.0
Factory warranty/support
1.0
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Danny

Texas, USA

Reviewed on May 4, 2024

RV reviewed 2020 Forest River Sierra 378FB view listing

5.0
This RV is exceptional! The space is great for multiple people, the balance is awesome and makes the towing experience seamless. The full size refrigerator and stove is really nice for cooking meals and there is a TON of storage space with this RV. I really love this...read more
This RV is exceptional! The space is great for multiple people, the balance is awesome and makes the towing experience seamless. The full size refrigerator and stove is really nice for cooking meals and there is a TON of storage space with this RV. I really love this RV.
Livability
5.0
Overall quality
5.0
Floorplan
5.0
Driving/towing
5.0
Factory warranty/support
5.0
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Joel McGarvie

British Columbia, Canada

Reviewed on December 18, 2023

RV reviewed 2021 Forest River Sandpiper Destination 401FLX view listing

2.0
I'm going to keep this review short. Om currently renting this trailer from the owner. Its set up on a on concrete residential backyard slab. Ots is the absolutely worst built piece of garbage you could buy. At over 100k to purchase brand new the amout of poor craftsmanship is appalling. The...read more
I'm going to keep this review short. Om currently renting this trailer from the owner. Its set up on a on concrete residential backyard slab. Ots is the absolutely worst built piece of garbage you could buy. At over 100k to purchase brand new the amout of poor craftsmanship is appalling. The cabinets are so cheaply made, the floor is bowing and buckling on the bathroom and the insulation is almost non existent. In my life I've owned 7 RVs from truck campers to a class A motorhome so I'm giving my honest opinion. This trailer series is disgustingly built with only profits in mind and not the consumer.
Livability
1.0
Overall quality
1.0
Floorplan
4.0
Driving/towing
3.0
Factory warranty/support
1.0
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Voted most helpful review

Tony Lawrence

Reviewed on June 15, 2023

RV reviewed 2016 Forest River Sierra Destination 393RL view listing

2.6
2016 Sierra 393RL Destination Trailer-A beautiful unit, lot of window, spacious layout, perfect destination home. Unfortunately the rest of the story is not so nice. We opened our unit in May and immediately noticed the dreaded mold smell. Seems like it was coming from the corner of the front...read more
2016 Sierra 393RL Destination Trailer-A beautiful unit, lot of window, spacious layout, perfect destination home. Unfortunately the rest of the story is not so nice. We opened our unit in May and immediately noticed the dreaded mold smell. Seems like it was coming from the corner of the front slide. Water runs down the slide onto the exterior edge of the floor which is covered with a plastic which has holes due to UV exposure and traps water inside, poor design. While lifting the carpet in the front section under the couch, her foot stepped through the floor, both sides next to the slides are severely rotted. The water is trapped between the flooring where it can sit forever. This is not visible from the interior or exterior unless you were to take the unit apart. Bad design, will be an extremely expensive repair. Would not purchase a Forest River ever again.
Livability
1.0
Overall quality
1.0
Floorplan
5.0
Driving/towing
5.0
Factory warranty/support
1.0
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ANNE M THOMAS

Reviewed on June 14, 2023

RV reviewed 2021 Forest River Cherokee Destination SR39 view listing

1.8
We bought our park model in the spring of 2021 we had to have a couple thousand dollars worth of warranty work done and now we have 2 slides with rotted out floors, to the point that if you were to stand on the floor you would land in the grass!!! Our dealership was bought out by Camper World and...read more
We bought our park model in the spring of 2021 we had to have a couple thousand dollars worth of warranty work done and now we have 2 slides with rotted out floors, to the point that if you were to stand on the floor you would land in the grass!!! Our dealership was bought out by Camper World and they refuse to honor the 10 year warranty that the original dealer gave. I have contacted Forest River and they have basically told us that we are up creek without a paddle! Do not buy this junk :( I loved my camper and that is why I purchased it, but I will NEVER buy from them again!!
Livability
1.0
Overall quality
1.0
Floorplan
5.0
Driving/towing
1.0
Factory warranty/support
1.0
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