2026 Forest River XLR Boost X 363BX

Forest River XLR Boost X 363BX Toy Hauler Fifth Wheel

The Forest River XLR Boost X 363BX is built for adventure seekers who want to bring their toys along without sacrificing comfort. With a spacious separate garage, dual entry design, and residential-style amenities, this wide-body toy hauler is ready for action-packed weekends or extended stays.

Key Highlights

• Dual Entry Doors

• 30" x 36" Shower/Tub

• 30 Gallon Fuel Cell

• 3,000 Lb. Ramp Door

• 66" x 74" Queen Bed

This double slide out fifth wheel features a massive 13' 6" separate garage that becomes a private retreat for guests once the toys are unloaded. Inside the garage, you'll find dual sofa sleepers with a Euro queen bed above, plus a removable dinette table for relaxing. When the 1,500 lb. capacity patio deck is set up, you’ll have the perfect outdoor hangout space. The 3,000 lb. ramp door makes loading and unloading easy and dependable.

In the main living area, the sofa slide out provides comfortable seating while dinner is prepared in the fully equipped kitchen. A hidden pantry adds convenient storage, keeping your essentials organized and within reach. The dual entry doors improve traffic flow and accessibility throughout the coach.

The front master suite includes a 66" x 74" queen bed, dual nightstands, wardrobes, and a wardrobe slide out for added storage. The full bathroom features a 30" x 36" shower/tub, providing flexibility for both quick cleanups and longer refresh routines. Outside, the 30 gallon fuel cell with pump keeps your ATVs, dirt bikes, or other toys fueled and ready for the next ride.

XLR Boost X Construction & Feature Highlights
XLR Boost X toy haulers are designed for durability, space, and adventure-ready performance, featuring:

• Wide body design for expanded interior space

• Alumifoil roof insulation with fiberglass batten insulation

• Fiberglass flooring insulation

• Laminated 1.5" walls with high density foam insulation

  Included in required convenience package:

• Tankless water heater

• Backup camera prep

• 1.5 convection microwave

At The Great Outdoors RV Company in Greeley, Colorado, we proudly offer toy haulers like the XLR Boost X 363BX because they combine rugged capability with residential comfort. As a family-owned dealership serving Northern Colorado and beyond, we carefully select adventure-ready RVs built to handle your gear, your crew, and your next big trip with confidence.

• Front Bedroom
• Two Entry/Exit Doors