New 2026 Tiffin Motorhomes Open Trail 25 AO

Standard Features (2026)

Chassis and Drivetrain 

• Mercedes-Benz® 3500XD AWD Dual Wheel Cutaway Chassis
• Mercedes-Benz® 2.0 Liter I4 Turbo Diesel High Output 208 HP Diesel Engine with 332 lb-ft Torque
• All-wheel Drive
• 220-Amp Alternator
• Mercedes-Benz® 9G-Tronic Automatic Transmission
• Custom Tiffin Adventure Black Alloy Wheels
• Front and Rear LT 245/70R 16 Tires
• (1) 12-Volt Flooded Lead-Acid Chassis Batteries
• Premium Mercedes Driver & Passenger Seats with Electrical Controls
• Heated Driver & Passenger Seats
• Sumo Springs (Rear) (removed if the Agile RIP Kit is Installed)
• Front Radiator
• Four Wheel ABS Brakes
• Manual Parking Brake
• Active Brake Assist (Collision Mitigation)
• Active Distance Assist Distronic® (Adaptive Cruise Control)
• Attention Assist
• Traffic Sign Assist
• Load Adaptive Electronic Stability Program (ESP)
• High Beam Assist
• Active Lane Keeping Assist

Chassis and Drivetrain Options

• Agile Offroad Premium RIP Kit Suspension Upgrade w/Bilstein Struts & 650 lb. Leaf Springs

Construction 

• Seamless One-piece Gel-coat Fiberglass Molded Roof Cap
• One-piece Molded Gel-coat Fiberglass Front Cap

Electrical

• Ducted 15K Rooftop Air Conditioner with Heat Pump
• Wall-mounted Thermostat with Built-in Temperature Sensor
• Prep for 400W Solar (Includes 30 Amp Solar Controller) 1
• SmartPlug® Detachable 30-Amp Shore Power Cord
• Aqua-Hot Hydronic Heating
• Prep for Kitchen TV
• HD Over-the-air Antenna
• Park Cable and Ground Satellite Hook-up
• Hot Water Recirculation
• Prep for Starlink Mini
• 12v & 110V Breaker Panel
• Separate 12v & 110v Disconnect Switches
• Outlets for CPAP Machine in Bedroom
• Ground Fault Circuit Interrupter (GFCI) Outlets at Galley, Lavatories, and Sewer Bay
• 110-Volt Exterior Receptacle
• USB-A & USB-C Receptacles Throughout Coach

Electrical Options

• Generators and Power System
  • Diesel generator (Standard)
  • 3.2kW RVMP Diesel Generator
• Lithium Battery
  • 270 AH Battleborn Lithium Battery Pack (Standard)
  • 165AH 51V Lithionics (8415WH)
• (2) 200-watt Solar Panels
• Starlink Mini Installed
• Prep for Bedroom TV (N/A 25 CO)
• 110V & 12V Outlets in Rear Gear Garage (N/A 25 CO)

Plumbing

• Water Filter
• Water Pump
• Low-point Water Drain Lines
• Gravity Water Fill
• Heated Water Tanks
• Tank Level Monitor System
• Centralized Exterior Sewer Bay with Gravity Grey Evacuation Ports
• Exterior Rinse Hose with Shower Head
• Fresh Water Hookup for City Water and Tank Fill
• Sewer Hose Storage
• Aqua Hot 125 Hydronic + Showermiser

Exterior

• Full-body Paint
• Rugged Texturized Protective Coating on Lower Panels
• High Performance Diamondshield Protective Film on Front Cap, Front Cab, and Other Select Areas
• Exterior Running Boards
• Electric Entry Step
• Black Powder Coated Aluminum Roof Rack Deflector
• Lockable Handles on Compartment Doors
• Motion-sensor Lights in Cargo Bay
• Dual-pane Glass Windows
• Exterior Patio Light
• Fog Lights
• Driver and Passenger Side Front Cap Exterior Entry Light
• Heated, Electrically Adjustable Side-view Mirrors
• Bear-Resistant Exterior Entry Door with All-Aluminum Construct
• Bear-Resistant Steel Interior Door with Airflow Screens 
• Riveted All-Aluminum Body Molding
• Custom Fabricated Aluminum Wheel Wells Sized for Super Single Wheels

Exterior Options

• 15.6 ft. Girard Side-Mounted Powered Patio Awning w/Wind Sensor & Auto-Retract
• 960W Girard Solar-Generating Awning 
• Manual 270 Degree Batwing Awning
• ARB Air Compressor w/Front and Rear Chucks 
• Rear Gear Garage w/Integrated Bike Ramp (N/A 25 AO)

Interior

• Black Powder Coated Aluminum Cabinetry Throughout
• Aluminum-Framed Step Well With Composite Trim
• Dedicated Over-Cab Storage
• Stainless Steel Sink w/Hide-away faucet
• Soft Touch Vinyl Ceiling
• Dimmable LED Lighting
• Carbon Monoxide Detector
• LPG Leak Detector
• Smoke Detector
• Fire Extinguisher
• Solar and Privacy Shades
• Soft-closing Drawers
• Interior Grab Handle at Entry Door

Interior Options

• Interior Decor Package: Boho Chi (Standard)
• Cabinetry Color: Matte Black Noir w/Phantom Ecru Fronts (Standard)

Driver's Compartment 

• Black Leather Adjustable Driver and Passenger Seats
• Swivel Bases for Driver and Passenger Seats
• Heated Driver and Passenger Seats
• Leather Wrapped Heated Steering Wheel with Integrated Controls
• Keyless Start
• Windshield with Filter Band
• Rain Sensor for Windshield Wipers
• Automatic LED Headlights
• Emergency Call System
• Smartphone Integration for Apple Carplay® and Android™ Auto
• Mercedes-Benz® MBUX Multimedia System with 10.25” Touchscreen
• 360 Degree Backup Cameras
• Ceiling Mounted Speakers
• Tray for Smartphones with Charging Ports
• Intelligent Navigation
• Auxiliary Start Switch
• Powered Windows
• Door-mounted Driver and Passenger Assist Handles
• Powered Door Locks
• Vinyl Floor Covering
• Driver, Passenger, and Windshield Thermal Barrier Shades
• Instrument Cluster with Color Display

Dinette and Living Area

• Patent-Pending Pivot Sofa Convertible Sofa/Bed 
• Convertible Jack Knife Sofa/Bed (Optional)
• Large Kitchen Area w/Multiple Power Outlets 
• Floor-to-Ceiling Locking Gun/Ski/Fishing Pole Cabinet w/Molle Panel Walls, Drain Pain, & Secure Exterior Access Door (N/A 25 AO)
• Eye-Level Wardrobe/Linen Closet (N/A 25 AO)
• Linen Closet in Bedroom (N/A 25 CO)

Kitchen

• Stainless Steel Convection Microwave with Air Fryer
• 10.5 cu. ft. Refrigerator
• Single-Burner Portable Induction Stove
• Stainless Steel Sink w/Hide-away faucet
• Galley Overhead Cabinets
• Task Lighting

Bedroom

• Rear Dual Twin Beds - (Converts to King - 75.625' x 80.25') (N/A 25 CO)
• Electric Drop-Down Twin Bed over Garage Area w/Adjustable Ladder (N/A 25 AO)
• Walkthrough Interior Gear Garage w/Space for 1 Dirt Bike or E-Bike (N/A 25 CO)
• Bench w/Tool Storage Area (N/A 25 AO)
• LED Reading Lights (N/A 25 CO)
• Overhead Cabinets (N/A 25 CO)
• CPAP Outlet & Pass Through (N/A 25 CO)

Bathroom

• Residential-Style Wet Bath
• Shower Skylight
• Roof Vent Fan
• Oversized Mirror with Hidden Medicine Cabinet
• Large Black Aluminum Under-Sink Cabinet w/GFCI Outlet

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.