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Thor Motor Coach Tranquility Motor Home Class B - Diesel RVs For Sale

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The very name of the Thor Motor Coach Tranquility Class B diesel motorhome captures the essence of the journey it will take you on! With these vans, you'll find that the drive is just as relaxing as the destination.


The durable Mercedes Sprinter chassis includes all-wheel drive so you can conquer tough terrain, and there is a 5,000 lb. trailer hitch for your towing needs. The interior has large opening side windows to bring the fresh air inside, and there is vinyl flooring that is easy to keep clean. Each model also features a 3,000-watt inverter, a 200-watt solar panel, and a Re(Li)able Power Pack Electrical System to keep you powered up!


For a tranquil environment and a powerful transport vehicle, choose the Thor Motor Coach Tranquility Class B diesel motorhome!

Tranquility Features:

Standard Features (2025)


Construction & Exterior

  • Mercedes Sprinter 2500 144" AWD (Model Specific)
  • Mercedes Sprinter 3500 AWD 170" extended (Model Specific)
  • 5,000-lb Trailer Hitch with 7-Pin Connector
  • Thule® Lateral Arm Power Patio Awning with Integrated LED Lighting (Model Specific)
  • 14' Armless Awning with LED lights (Model Specific)
  • Thule® Bike Rack on Rear Door (Optional)
  • Sliding Door with Opening Window
  • Screen Door for Entryway
  • Top Mounted LED Light Bar with Cover
  • Side Steps for Cab Doors
  • Sewer Hose
  • Rear Hitch Step and Pet Tie Down
  • Single Piece Composite Floor

Automotive & Cockpit

  • Deluxe Heated/Remote Exterior Mirrors
  • Power Windows and Door Locks
  • Cruise Control
  • Tilt and Telescoping Leather Steering Wheel with Audio Buttons to Control Dash Stereo
  • Safety Features: Attention Assist, Traffic Sign Assist, Active Lane Keeping Assist, Blind Spot Assist
  • Map Light
  • Sun Visors
  • 3-Piece Windshield Privacy Shades
  • Drink Holders
  • Back-Up Monitor
  • Three-point Seat Belts for Driver and Passenger
  • Factory Leather, Swivel, Captain's Chairs (Model Specific)
  • Captain's Chairs, Swivel, Diamond Quilted with Skirt (Model Specific)
  • Cockpit Floor Mat
  • Driver And Passenger Air Bags
  • Keyless Entry System
  • Off-road Tires 2500 (Model Specific)
  • Off-road tires 3500 (Model Specific)
  • Dash Applique


  • Vinyl Flooring
  • Metal Entry Grab Handle (Model Specific)
  • Incorporated Grab Handle (Model Specific)
  • Smoke, LPG and Carbon Monoxide Detectors
  • Fire Extinguisher
  • Black out window coverings
  • Soft-Touch Vinyl Ceiling
  • Welformed Interior Wall Panels
  • Euro-Style Cabinet Doors
  • Lightweight Cabinetry
  • LED Lighting
  • Cassette Shades
  • Large Opening Side Windows
  • 2nd row Heated Captains chairs, Diamond Quilted w/ slide swivel (model specific)
  • Dual 3pt seatbelts in Rear and one lap belt (model specific)
  • Dual lap belts in dinette (model specific)
  • Dual lap belts in Sofa (model specific)
  • Soft Close Drawer Guides


  • Single Door 12V Electric Refrigerator
  • Single Burner Induction Cooktop
  • Solid Surface Countertop in the Kitchen
  • Microwave Oven
  • Stainless Steel Single Bowl Sink w/Cover & Single Handle Kitchen Faucet
  • Fold-out Exterior Table (Model Specific)
  • Removable  Sofa Table in Rear (Model Specific)
  • Lagun Table System
  • Ceiling Vent Kitchen 12V Powered with Switch (Model Specific)

Bedroom & Bathroom

  • Cassette Toilet (Model Specific)
  • Power Bath Vent w/Wall Switch
  • Pull Out living area bed mechanism (Model Specific)
  • Fold Out Rear Sleeping area (Model Specific)
  • Fold up Rear Bed With Side Flairs (Model Specific)
  • Under Bed cargo area w/ Locking Storage compartment (Model Specific)
  • Twin Beds With Froli Sleep System (Model Specific)
  • Shower with Deluxe Curtain
  • Rear Screen Door


  • Flipped Down TV For Passenger seats (Model Specific)
  • 24” Smart TV In The Living Area (Model Specific)
  • Electronics Station With HDMI Cable And USB Charging Ports Throughout
  • Winegard Connect 2.0 4G/Wi-Fi/Digital Tv Antenna
  • Cable TV Ready
  • HS/DDS Satellite Ready

Electrical & Plumbing

  • 3000-Watt Pure Sine Inverter
  • FireFly Multiplex Wiring Control System
  • 30-Amp Detachable Shoreline Power Cord
  • Automatic Shoreline-To-Generator Transfer Switch
  • 11,000 BTU, Power-Saver, Low-Profile Air Conditioner
  • Battery Disconnect Switch
  • Solar Charge Controller With 200W Solar Panel
  • Diesel Furnace And Water Heating System
  • Exterior solar plug
  • Exterior sprayer
  • 360 Siphon RV Holding Tank Vent Cap
  • Fresh Water Tank Drain
  • Gravity Water Fill
  • Holding Tanks with Heat Pads
  • Re(Li)able Power Pack Electrical System- 460Ah Lithium Battery, 3,000W Pure sine Inverter, 170 amp Alternator

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.


Thor Motor Coach

Welcome to Thor Motor Coach, the #1 Motorhome Brand in North America, producing nearly 1 out of every 4 motorhomes sold each year. Formed in 2010 as a strategic merger of Damon Motor Coach and Four Winds International, we build many of the world’s most recognized motorhomes. As an industry leader in introducing cutting-­edge innovations, we offer a wide range of styles, sizes, floor plans and features – delivering coaches that fit every customer’s lifestyle and budget.


Our diverse product lineup includes gas and diesel powered Class A and Class C motorhomes, as well as several innovative Class B options as well.  By building a variety of unique styles, sizes, and floorplands, we offer motorhomes that feel custom-made – at a truly competitive price.


With so many unique models available, Thor Motor Coach motorhomes are priced to fit anyone’s budget – from families buying their first motorhome, to full-timers looking for a roaming “dream home.” No matter how you choose to spend your time or your money, there’s a Thor Motor Coach motorhome that fits your needs.