The 2026 OPUS OP 4 Off-Road Travel Trailer Stealth Looks. Serious Capability. Built for the Backcountry. Take your adventures further with the 2026 OPUS OP4 in sleek grey a rugged, off-road pop-up camper engineered for explorers who want capability without compromise. Whether you're chasing remote campsites or setting up off-grid for days, the OP4 delivers durability, comfort, and quick setup in one trail-ready package. Why Choose the OP4? The OP4 is designed for those who want to break free from traditional campgrounds. Lightweight and easy to tow, yet tough enough for serious off-road use, it s the perfect balance of comfort and capability. Height Open: 11'6" Length Open: 20 Other colors in stock. View our other OPUS OP4 trailer inventory here. 2026 OPUS OP4 Trailer Features Include: AirOpusTM Inflatable Air Tent Alloy Fold-Over Cargo Rack Ark 750 Tongue Jack Galvanized Steel Truss Chassis DO35 Off-Road Articulating Hitch Water Tank Fill Hose 2x 6gal Jerri Can Holders 20lb LPG Tank Solar Panel Port Stone Guard External LED Lighting 265/75R/15 Off-Road Mud Tires Spare Wheel & Carrier Electric Drum Brakes & E-brake Shore Power Extension Lead Exterior Shower with Ironman Shower Tent Exterior Slide out Kitchen with Stove & Sink, Slideout 12v Fridge/Freezer 40 gal On-board Water System w/ Electric Pumps Sleeping Options Include: 3 Double Sleeping Areas - (2) 5 7 x 4 2 x 4 , Dinette Area that Converts Double King Bed Extension Cushions - (1) King Bed, 1 Double Bed, Dinette Area that Converts to Single Bluetooth Speaker Interior Ceiling Lighting Interior Floor Lighting on Dimmer Switch Leatherette Club Lounge Lagun Dinette Table 2 x USB Port Truma Vario Heater EccoTemp Water Heater Metal Interior Cabinetry with Bamboo Accents Portable Cassette Toilet Optional Upgrades Available: Off-Grid Options Available Including Solar and Lithium fully customizable to fit your needs Storage Cover - engineered to protect everything from hitch to spare tire Annex - Fully enclosed to provide 2 additional rooms OPUS AIR Canopy - Patio awning that connects to air system Enduro Remote Control Trailer Mover - Remotely guide the trailer into any spot or position Nemesis Wheel Lock Solar Panel - Multiple size/power options available Bike Racks - Fitted for foldover cargo rack AIR Windbreak Saracen Hitch Lock for DO35 Off-Road Hitch OPUS Cinema System Grey 2026 OPUS OP4 Trailer at B&B RV in Denver B&B RV, Inc. provides a no-cost multi-point inspection on all sold vehicles. Your pickup appointment will include a full, comprehensive walk-through with one of our team members to discuss the components and operation of the purchased vehicle. The listed price does not include taxes, title, license or the $289 document fee.