2026 Tiffin Open Trail 25AO

TIFFIN OPEN TRAIL Motorized RV

Meet the TIFFIN OPEN TRAIL Motorized RV—a 2026 Class B adventure-ready cutaway built on a Mercedes-Benz® 3500XD AWD Dual Wheel chassis. With a compact 25 feet 6 inches overall length and a 7 feet width, this all-wheel-drive coach is designed for confident handling, comfortable living, and easy day-to-day travel.

Built for Confident Driving on the Road

Power comes from a Mercedes-Benz® 2.0 Liter I4 Turbo Diesel High Output 208 HP diesel engine paired with a Mercedes-Benz® 9G-Tronic automatic transmission. Safety and driver-assist technology help you stay aware and in control, including Active Lane Keeping Assist, Active Distance Assist Distronic® (adaptive cruise control), and Active Brake Assist (collision mitigation).

• Chassis: Mercedes-Benz® 3500XD AWD Dual Wheel cutaway
• Engine: Mercedes-Benz® 2.0 Liter I4 Turbo Diesel High Output 208 HP
• Transmission: Mercedes-Benz® 9G-Tronic automatic
• Braking/Safety: Four Wheel ABS brakes, Active Brake Assist, Active Lane Keeping Assist
• Generator & Power: 3.2-kilowatt RVMP diesel generator plus 270 AH (3,456 Wh) Battleborn lithium battery pack
• Air Conditioning: 15,000-BTU Gree air conditioner with heat pump, soft start, and variable speed compressor

Weather-Ready Construction & Smart Systems

The OPEN TRAIL features a seamless one-piece gel-coat fiberglass molded roof cap and one-piece molded gel-coat fiberglass front and rear caps. Inside, the Spyder Controls multiplex system and Firefly Integrations Mira Module help centralize monitoring through the interior entryway Spyder system main monitor and additional switch panel.

Comfort, Climate, and Everyday Convenience

Enjoy hydronic heating and Showermiser hot water recirculation, plus a wall-mounted thermostat with built-in temperature sensor. For connectivity, Mercedes-Benz® wireless internet access and HD over-the-air antenna support modern travel needs. A SmartPlug® detachable 30-amp shore power cord and prep for 2 solar panels (including a 30 amp solar controller) add flexibility.

Living Space Highlights

Sleep arrangements include rear dual twin beds that convert to a king. The galley includes a stainless steel microwave/air fryer, a Dometic 10.5 cu ft dual-hinge refrigerator, and a single-burner portable induction stove. The 48x32 full residential-style wet bath offers a large shower skylight and a roof vent fan.

Stock #25979 • VIN: W1X8N36Y1TN366009 • Mileage: 2,638 • Exterior Color: Avalanche Grey • Interior Color: Matte Black Noir w/ Phantom

Ready to see the TIFFIN OPEN TRAIL Motorized RV in person? Contact our dealer today or schedule a viewing to experience the layout, features, and driving confidence firsthand.