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Image #1 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #2 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260 - Floorplan
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Image #3 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #4 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #5 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #6 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #7 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #8 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #9 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #10 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #11 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #12 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #13 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #14 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #15 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #16 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #17 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #18 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #19 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #20 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #21 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #22 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #23 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #24 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #25 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #26 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #27 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #28 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #29 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #30 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #31 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #32 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #33 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #34 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #35 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #36 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #37 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #38 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #39 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #40 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #41 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #42 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #43 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #44 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #45 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #46 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #47 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #48 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #49 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #50 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #51 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #52 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #53 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #54 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #55 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #56 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #57 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #58 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #59 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #60 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #61 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #62 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #63 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #64 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #65 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #66 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #67 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #68 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #69 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
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Image #70 - Used 2021 Forest River RV Sierra C-Class 3770FL Fifth Wheel - Stock #050260
1 of 70
+70
- List Price: $39,995
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40ft long
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11,554 lbs
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Sleeps 6
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4 slides
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Front LivingFront Entertainment
3770FL Floorplan
3770FL Floorplan
Specifications
Specifications
| Sleeps | 6 | Slides | 4 |
| Length | 40 ft 2 in | Ext Width | 8 ft |
| Ext Height | 13 ft 4 in | Interior Color | Flint, Fog |
| Hitch Weight | 2175 lbs | GVWR | 14175 lbs |
| Dry Weight | 11554 lbs | Cargo Capacity | 2621 lbs |
| Fresh Water Capacity | 50 gals | Grey Water Capacity | 82 gals |
| Black Water Capacity | 52 gals | Tire Size | 16" |
| Furnace BTU | 35000 btu | Available Beds | Queen |
| Refrigerator Size | 10.7 cu ft | Cooktop Burners | 3 |
| Number of Awnings | 1 | LP Tank Capacity | 30 lbs |
| Water Heater Capacity | 10 gal | Water Heater Type | DSI |
| AC BTU | 15000 btu | TV Info | LR 50" Pop-Up Flat Screen TV |
| Awning Info | 18' One Touch Electric w/LED Light Strip | Axle Count | 2 |
| Number of LP Tanks | 2 | Shower Type | Shower w/Seat |
| VIN | 4X4FSEP26MJ050260 |
Description
Description
2021 Forest River Sierra C-Class 3770FL – Fifth Wheel For Sale Available in Kennedale, TX at TXVEHICLES.COM where we have Financing Options Available and FREE Delivery Options Available
Excellent condition 2021 Forest River Sierra C-Class 3770FL fifth wheel designed for families and full-time RVers looking for luxury, comfort, and residential-style living. This spacious front living floorplan features four slide-outs, opposing sofas, theater seating, a large entertainment center, and a private rear bedroom, making it perfect for extended vacations or full-time living. Specifications include a 40' 2" overall length, 4 slide-outs, sleeping for up to 6, and a GVWR of 14,175 lbs.
Features Include:
Sleeps Up to 6 People
Private Rear Queen Bedroom
Front Living Room Floorplan
4 Slide-Outs
Dual Tri-Fold Sleeper Sofas
Theater Seating
Entertainment Center with 50" TV
Fireplace
Kitchen Island
Residential Refrigerator
Washer/Dryer Prep
Heated Holding Tanks
Heated & Enclosed Underbelly
4 SEASONS PACKAGE
50 Amp Service
Specifications:
Length: 40' 2"
GVWR: 14,175 lbs.
Dry Weight: 11,554
Features
Features
Standard Features (2021)
Exterior
- 4 point electric level up system (6 point 3550FL)
- Quad MOR/ryde step
- Color match high gloss gel coated colored exterior fiberglass
- Painted two tone aerodynamic fiberglass front cap with improved turning radius
- Underbelly Armor
- Enclosed and heated dump valves
- 16” Spare tire kit
- Large tinted windows with 80/20 UV prohibitor
- “One Touch” Dometic® electric awning w/LED light strip
- Roof ladder
- Power front jacks with spring loaded snap pins
- 16” Radial tires-E Rated
- Automotive-style fender skirts
- Hitch light
- Porch light with interior switch
- 30 lb. double LP tanks with auto change over
- 2 exterior speakers
- Rain gutters with extra long drip spouts (prevents black streaking)
- Insulated heavy duty slam lock baggage doors
- Exterior foldable grab handle
- Unobstructed pass thru area
- Upgraded aluminum rims
- Friction hinge entry door
Interior
- Stainless steel appliances
- Rustic wood plank linoleum
- Decorative backsplash
- Two color coordinated interiors (Flint, Fog)
- Soft close full extension drawer glides
- Stainless steel under mounted kitchen sink
- LED lighting throughout
- Solid surface countertops
- Recessed residential lighting
- Accent lighting over dinette
- Mocha accent crown molding over kitchen cabinets
- Extra large picture windows throughout
- Vented side windows in slideouts
- TV antenna with booster
- Solid wood drawer fronts with birch sides
- Upgraded raised panel cabinet doors with designer rails
- Bedroom slideout fascia
- Pillow top mattress
- Teddy Bear® bunk mats
- 40”/50” flatscreen TV (per floorplan)
- Premium soundbar with built in DVD player
- Designer window treatment accented per décor
- Ceiling fan
- Tri-fold hide-a-bed sofa
- Residential stain resistant carpet
- Quilted bedspread
Appliances/Systems
- High Performance 15K A/C (second A/C prep)
- 10.7 cu. ft. refrigerator
- Digital thermostat for living room and A/C
- Floor ducted 35,000 BTU furnace
- OTR stainless steel microwave
- Three burner high output range with 22” oven
- Interior monitor panel for holding tanks
- Satellite and cable hookup with RG-6 cable for high quality picture
- Porcelain foot flush toilets
- 10 Gal. DSI water heater
- 65 Amp converter
- Power fan bathroom(s)
Construction
- Welded aluminum-framed, vacuum bonded laminated superstructure
- 3/8” roof decking (full walk-on roof)
- Cambered powder coated frame with rust prohibitor
- Fully enclosed underbelly
- 5” truss roof rafters
- R-10E sidewall construction
- Laminated sidewalls
- Laminated slideout walls
Signature Package (Standard)
- Underbelly Armor
- 10.7 cu. ft.12V Stainless refer
- Stainless appliance package
- Memory foam mattress
- 30” OTR microwave
- Kitchen backsplash
- Soft close residential drawers & cabinet doors
- Docking station
- Color matched gelcoated fiberglass exterior
- 40” Flat screen television (most models)
- Premium sound bar with dvd
- Power fan in bathroom(s)
- Tri fold hide-a-bed sofa
- “One touch” Dometic electric awning w/LED light strip
- LED interior lighting throughout
- Slam lock baggage doors
- 15K air conditioner w/prep for second A/C
- Residential kitchen faucet
- Aluminum wheels
- Water filter system
- Shaw linoleum and carpet
- Aerodynamic two tone painted fiberglass front cap
- 10 Gal dSI water heater
- 2 folding dinette chairs (N/A with booths)
Platinum Package (Standard - Limited Time Offer)
- Roller shades throughout
- Premium range w/glass cover
- King WiFi extender system
- 16” Spare tire kit
- Roof ladder
- Electric leveling system
- High efficiency radiant foil (roof + floor)
- 3 Camera security prep
- Backup camera prep
- MOR/ryde entry step with strut
Safety
- Smoke alarm
- Fire extinguisher
- Breakaway switch (battery hook-up required)
- Dead-bolt lock on entry door
- LP/CO gas detector
- Fire escape windows
Popular Options
- Second 15K air conditioner in bedroom (ducted)
- Heated holding tanks (12V)
- Zamp roof mounted solar prep
- Central vacuum
- Slide room awnings (all slides)
- 9 cu. ft. gas/electric refer
Please see us for a complete list of features and available options!
All standard features and specifications are subject to change.
All warranty info is typically reserved for new units and is subject to specific terms and conditions. See us for more details.
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What Other Customers Are Saying
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KristiHighly Recommend!
I purchased a 2023 Mallard from TX Vehicles. They were great. Love my new RV and they even had it shipped all the way to Washington State. Thank you again and highly recommend! -
BrianGreat Experience!
Amazing People Bret and Amy from the moment I reached out to them all the way to driving away with a camper at a great price and building a business relationship along they way. They make the RV /Camper experience exciting and will walk you thru set up and tear down of equipment along with maintenance -
LuisGreat Experience!
Very good treatment from day one that we went to the Tx Vehicles dealer by Miss Amy as well as all her co-workers and her owner Hart, I recommend them 100%, a satisfactory experience, you have the best prices and products on the market and they deliver in the 48 states of the United States (free), very
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TX Vehicles is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us @817-658-4633 for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.