- Our Price: $71,900
- Retail Price: $113,084
- Savings: $41,184
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40ft long
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12,251 lbs
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Sleeps 7
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2 slides
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Two Entry/Exit DoorsFront Bedroom
363BX Floorplan
Specifications
| Sleeps | 7 | Slides | 2 |
| Length | 40 ft 6 in | Ext Width | 8 ft 6 in |
| Ext Height | 13 ft 5 in | Interior Color | Lux |
| Exterior Color | White | GVWR | 16795 lbs |
| Dry Weight | 12251 lbs | Furnace BTU | 35000 btu |
| Fuel Capacity | 30 gals | Number Of Bunks | 1 |
| Available Beds | Queen | Refrigerator Type | 12V |
| Cooktop Burners | 3 | Shower Size | 36" x 30" |
| Number of Awnings | 1 | Garage Size | 13 ft 6 in |
| Water Heater Type | Tankless | AC BTU | 15000 btu |
| Awning Info | 21' Power | Axle Count | 2 |
| Shower Type | Tub/Shower Combo | Electrical Service | 50 amp |
Description
Forest River XLR Boost X toy hauler 363BX highlights:
- Dual Entry Doors
- 30" x 36" Shower/Tub
- 30 Gallon Fuel Cell
- 3,000 Lb. Ramp Door
- 66" x 74" Queen Bed
You'll love every minute spent in this double slide out, double entry fifth wheel! Your guests will have the 13' 6" separate garage all to themselves once the toys are unloaded, and here you'll find dual sofa sleepers with a Euro queen bed above. There is also a removable dinette table where you can enjoy a cold drink at when you have the 1,500 lb. capacity patio deck set up! Head to the combined kitchen and living area to relax on the sofa slide out while the cook prepares dinner. There is also a hidden pantry here you are sure to appreciate! The dual entry bath will create a front master bedroom, complete with a queen bed, dual nightstands and wardrobes, plus a wardrobe slide out for added storage and space!
Boost into action camping with one of these Forest River XLR Boost X fifth wheel toy haulers or travel trailer toy haulers! The wide body design not only provides ample interior space, but also packs in all of the luxurious features to make your trips great. There is Alumifoil roof insulation with fiberglass batten insulation along with fiberglass flooring insulation, and laminated 1.5" walls with high density foam insulation construction. The Convenience Package includes a tankless water heater, back up camera prep, a 1.5 convection microwave, and more features to make each trip accommodating. You will love the decorative glass cabinet kitchen doors included in the Xplore Package, as well as a residential style kitchen faucet, a large bath vent fan, and manual Euro garage bed that will withstand your many adventures. The X Package includes a generator prep for off-grid capabilities, and there is an external fuel cell with a pump that will keep your toys ready to go!
- Xplore Package
- Convenience Package
- Climate Comfort Package
- Boost X Package
- 3 Seasons Door at Ramp Door
- Ultracold Weather Tank 12V Pads
- 6 Point Electric Auto Leveling
- RVIA Seal
Features
Standard Features (2026)
Xplore Package:
- Manual Euro Garage Bed
- Solid Step Main Entry
- Glass Friction Hinge Entry Door
- Magnetic Screen Wall
- Exterior LED Light Strip
- LED Interior Lights
- Power Awning
- 50AMP Service
- Docking Station
- Vent Fan Main Bathroom
- (2)-15k Ducted A/C
- Black Tank Flush
- Power Landing Gear
- TV Prep Bedroom
- 200-Watt Solar Panel w/ 30AMP controller
- Stainless Steel Sink- Kitchen & Bathrooms
- Residential-Style Kitchen Faucet
- Decorative Glass Cabinet Doors
- Porcelain Toilet
- JBL Aura Sound System
- USB Charging Station
- TV Antenna
- Black Steel Wheels
- Spare Tire
- Rear Beaver Tail Frame
- Ladder Prep
Convenience Package:
- 60,000 BTU Tankless Water Heater
- 10 CF - 12V Refrigerator
- 3 Burner Cooktop
- 1.5 Convection Microwave
- 30" 5,000 BTU Fireplace
- Back Up Camera Prep
- Climate Comfort Package:
- Fiberglass Roof Insulation
- Laminated 1.5" Walls with High density foam Insulation and Aluminum Studs
- Fiberglass Floor Insulation
- Alumifoil Insulated Enclosed Underbelly
- 35k BTU Ducted Furnace
- Built in Vents (Not In floor)
- 2" Duct into Underbelly by holding Tanks
“X” Package:
- 40-Gallon Fuel Tank w/ Pumping Station
- Generator Prep
- LED Smart TV (N/A 286B)
- Fiberglass Front Cap
- Available Options:
- Ultracold Weather Heated Holding Tank 12V Pads
- Euro Garage Chair
- 2nd Euro Garage Chair
- Ramp Door Patio System
- 3 Seasons Door at Ramp Door
- 3rd A/C (363BX & 366BX Only)
- 6pt. Electric Auto Level (363BX & 366BX Only)
- Power Rear Awning w/ Light Strip
- 1800-Watt Inverter
- 6.0 NPS Generator CA Compliant
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.
Due to the current environment, our features and options are subject to change due to material availability.
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Rte. 125 RV & Marine, Inc. 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 @603-335-0112 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.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.

