2021 Dynamax DX3 37RB


The journey is as important as the destination.  With Freightliner’s M-2 powerhouse, the DX3 offers excellent horsepower, torque, and towing capacity.  In addition, the familiar automotive cab chassis offers enhanced serviceability, up to 5’ of crush zone protection, better airflow to the radiator, and easier entry and exit over traditional flat-front motorhomes.

What is there not to like!

This special ordered, one owner, All Electric, Bath and a Half, 2021 Dynamax D3 37RB coach rides on a Freightliner M2 106 Chassis, is powered by a Detroit DD8 7.7L Turbo Diesel Engine (with 350 hp/1,150 lb-ft. of Torque) and is mated to the ever-reliable Allison 3200 TRV Six-Speed Automatic Transmission.

She looks stunning with her Grey Stone Full Body Paint, her Fog interior décor and her Driftwood Cabinetry.  She also has the Chrome Appearance package which further enhances the exterior beauty of this coach.  All in all, this coach come with almost $15,000 worth of options.

The list of standard features reads like a good novel.  They include, to name but a few, a Trailer Hitch (20,000 Tow lbs./2,000 Tongue lbs.) with 7-Way Round Tow Connection, Weigh Safe Trailer Hitch Receiver n Brake Controller, Dual-Stage Compression Brake with High/Off/Low Braking Dash Switch, Locking Differential, Airliner 21,000-lb. Rear Suspension, Air Brakes with 4-Wheel ABS, Bilstein Gas-Charged Front Shock Absorbers, Upgraded Front Sway Bar with Clevis-Style Bushing, Engine Block Heater and Alcoa Aluminum Polished Outside Rims

Comfort and convenience features include Leatherette Driver and Passenger Air Ride Seats with Swivel Bases, Quad-View Camera System (Right Side, Left Side, Hitch, and Rear Horizon Views), Kenwood 7” Touch Screen Dash Infotainment System with AM/FM, Bluetooth, Sirius/XM (tuner and antenna), and Apple CarPlay/Android Auto Functionality, Cruise Control, Adjustable Steering Column, 18” Leather-Wrapped Steering Wheel, Power and Heated Exterior Mirrors and Power Windows and Locks.

Outside you will find a Keyless Entry Touch Pad at Entry Door, Lighted Acrylic Entry Grab Handle, Power Entry Steps Automatic, 4-Point Hydraulic Leveling Jacks with Bluetooth, Dual-Pane, Seamless Rotocast Storage Compartments with LED Lighting, Rear LED Docking Lights, Side-Hinged, Locking Aluminum Exterior Storage Doors with Paddle Latches, Roof-Mounted, Integrated Armless Patio Awning with LED Lighting and Wind Sensor, Aluminum-Wrapped Slideout Toppers, LED Patio Light, Dark-Tinted, Frameless Window and Integrated Shade and an  Exterior Wall-Mounted Entertainment Center with 32” LED Smart TV.

Interior standard features include Heated Aqua Hot floors, Rigid Core LV Tile with Soft Silence Acoustical Pad, Deluxe Carpet with Pad in Select Living Area Slide Rooms, Soft-Touch Padded Vinyl Ceiling, LED Recessed Ceiling Lights, Residential Style Dinette Seats with Lift Up Storage, Tri-Fold Sofa, Day/Night Roller Shades and a 39” LED Smart TV, Sound Bar.

The Kitchen has a 16-cu. ft. Residential Refrigerator with Ice Maker, 2 burner Induction Cooktop, Convection Microwave Oven, Solid Surface Countertops with Hand-Laid Tile Backsplash, Double-Bowl Stainless Steel Sink with Solid Surface Cover, 2 Pantries, Under-Cabinet Lighting, and a MaxxAir Power Vent with Built-In Rain Cover.

The Bedroom has a King Bed with a Gel-Infused Memory Foam Mattress, Under-Bed Storage, a 32” LED Smart TV with Sound Bar, Cedar-Lined Wardrobe, Nightstands with Solid Surface Countertops, LED Reading Lights and USB Charging Ports.

The Bathroom has a Granite-Textured Fiberglass Shower, Shower Skylight, Glass Shower Door, Oxygenics Body Spa RV Shower Head, Solid Surface Countertop with Hand-Laid Tile Backsplash, Under-Mount Sink with Residential Brushed Nickel Faucet, Porcelain Electronic-Flush Macerator Toilet, and a MaxxAir Power Vent with Built-In Rain Cover.

Mechanicals/Electrics include Dual 12V Group 4D AGM Auxiliary Batteries, Multiplex Wiring with Touch Screen Command Center, Switch Panels, and Bluetooth Smart Phone App Control, 50-Amp Service with Power Cord Reel, 2,800W Pure Sine Wave Inverter/Charger, 8kW Onan Diesel Generator with Auto Transfer Switch w/Automatic Generator Start, Dual-Ducted, Low-Profile 15,000-BTU Air Conditioners with Heat Strip, Aqua-Hot 400D Diesel System, Water Filtration System, 4×4 HDMI Matrix n Cable TV/Satellite Hookup in Service Bay, Thetford Sani-Con Turbo Macerator System, Winegard ConnecT 2.0 Dome Antenna (WiFi) Extender, Winegard In-Motion T4 Satellite Dish.

Additional Options on this coach include a Tire Pressure Monitor System, 2 Cab-Over Bed, Washer/Dryer, the All-Electric Package which includes a 2 Burner Induction Cook Top, Additional Storage Compartments, Powered and Reclining Theater Seats, Jbl Premium Cab Sound System, In-Dash Garmin RV Navigation System, 2 Solar Panels – Two 100 Watt With 30 Amp Controller, Heat Film to Front Cab and a Wally.  The owner also added Tyron Bands Run flat Protection on the front tires.

This is a unique coach that has been kept in an air-conditioned garage (with only 2 trips to the outside world) and with full-service records (that include recent engine and slide services).  Come and see this coach – you will be impressed.

Year 2021
Price 289,900
Mfr Dynamax
Class "Super" C
Model DX3 37RB
Fuel Diesel
Mileage 15,000
Location Lake Wales, FL
Technical Specs
Engine Detroit DD8 7.7L Turbo Diesel
Chassis Freightliner M2 106
Transmission Allison 3200 TRV 6 Sp. Auto
Inverter 8.0KW Onan Auto Start
Exterior Grey Stone FBP
Interior Fog
Cabinetry Driftwood
Air Conditioning 2 15,000BTUs w/Heat Strips
Heating Aqua Hot 400D
Trailer Weight 20,000
Length 41
Slides 3
  • Tire Pressure Monitor System
  • 2 Cab-Over Bed
  • Washer/Dryer
  • All-Electric Package
  • Additional Storage Compartments
  • Powered and Reclining Theater Seats
  • JBL Premium Cab Sound System
  • In-Dash Garmin RV Navigation System
  • 2 Solar Panels – Two 100 Watt With 30 Amp Controller
  • Heat Film to Front Cab
  • Wally

Contact Information

Please feel free to contact us with any questions you have regarding this motor home.



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Floor Plan37RB
ClassClass C
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