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Dynamax DX3 Motor Home Super C - Diesel RVs For Sale

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With its legendary level of power, prestige, and precision, the Dynamax DX3 Super C diesel motorhome will turn heads! At the core of the DX3 is a Detroit DD8 7.7L turbo diesel engine with 375 HP and 1,050 LB-FT torque and an Allison 3200 TRV six-speed automatic transmission. The DX3 also has an excellent towing capacity with its 20,000 LB trailer hitch.

 

Some of the special features found on the DX3 are the 18-cubic foot residential refrigerator with ice maker, the hardwood cabinetry, the Aqua-Hot 400D diesel hydronic heating system, the Kenwood 7" touchscreen dash infotainment system with Apple CarPlay/Android Auto, and the Multiplex wiring with touchscreen command center. The interior is luxuriously appointed with high-class style, and the comfortable features will make you feel like you're always at home while on the road. 

 

Begin the camping life of your dreams with the coach that exceeds all expectations: the Dynamax DX3 Super C diesel motorhome!

  • DX3 34KD

    DX3 34KD Floorplan Image

    Dynamax DX3 Super C diesel motorhome 34KD highlights: Sofa Sleeper King-Size Bed ... more about DX3 34KD

    Specifications

    Sleeps 5
    Slides 2
    Length 36 ft 8 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 9 in
    Interior Color Ivory, Fog, Russet
    Exterior Color Cabernet, Cosmic Blue, Grey Stone, Magnetic, Sunset
    Hitch Weight 20000 lbs
    Gross Weight 33000 lbs
    Fresh Water Capacity 94 gals
    Grey Water Capacity 52 gals
    Black Water Capacity 52 gals
    Tire Size 22.5"
    Generator 8kW Onan Diesel
    Fuel Type Diesel
    Engine Detroit DD8 7.7L Turbo Diesel
    Chassis Freightliner M2 106
    Horsepower 375 hp
    Fuel Capacity 100 gals
    Wheelbase 268 in
    Available Beds King
    Torque 1050 ft-lb
    Refrigerator Type Residential with Ice Maker
    Refrigerator Size 18 cu ft
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 12000 lbs
    Axle Weight Rear 21000 lbs
    LP Tank Capacity 20.3 gals
    Water Heater Type Aqua Hot 400D Diesel
    AC BTU 30000 btu
    TV Info LR 39" LED Smart TV, BR 32" LED Smart TV, Ext. 32" LED Smart TV
    Awning Info 18' Armless with LED Lights and Wind Sensor
    Washer/Dryer Available Yes
    Gross Combined Weight 54000 lbs
    Shower Type Radius
    Electrical Service 50 amp

    Similar Floorplans

  • DX3 37BD

    DX3 37BD Floorplan Image

    Dynamax DX3 Super C diesel motorhome 37BD highlights: Bunk Beds Hide-A-Bed Sofa ... more about DX3 37BD

    Specifications

    Sleeps 7
    Slides 2
    Length 39 ft 2 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 9 in
    Interior Color Ivory, Fog, Russet
    Exterior Color Cabernet, Cosmic Blue, Grey Stone, Magnetic, Sunset
    Hitch Weight 20000 lbs
    Gross Weight 33000 lbs
    Fresh Water Capacity 94 gals
    Grey Water Capacity 52 gals
    Black Water Capacity 52 gals
    Tire Size 22.5"
    Generator 8kW Onan Diesel
    Fuel Type Diesel
    Engine Detroit DD8 7.7L Turbo Diesel
    Chassis Freightliner M2 106
    Horsepower 375 hp
    Fuel Capacity 100 gals
    Wheelbase 268 in
    Number Of Bunks 2
    Available Beds King
    Torque 1050 ft-lb
    Refrigerator Type Residential with Ice Maker
    Refrigerator Size 18 cu ft
    Convection Cooking Yes
    Cooktop Burners 3
    Number of Awnings 1
    Axle Weight Front 12000 lbs
    Axle Weight Rear 21000 lbs
    LP Tank Capacity 20.3 gals
    Water Heater Type Aqua Hot 400D Diesel
    AC BTU 30000 btu
    TV Info LR 39" LED Smart TV, BR 32" LED Smart TV, Ext. 32" LED Smart TV
    Awning Info 13' 6" Armless with LED Lights and Wind Sensor
    Washer/Dryer Available Yes
    Gross Combined Weight 54000 lbs
    Shower Type Radius
    Electrical Service 50 amp

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  • DX3 37BH

    DX3 37BH Floorplan Image

    Dynamax DX3 Super C diesel motorhome 37BH highlights: Bunk Beds Hide-A-Bed Sofa ... more about DX3 37BH

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 7
    Slides 2
    Length 39 ft 2 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 9 in
    Interior Color Ivory, Fog, Russet
    Exterior Color Cabernet, Cosmic Blue, Grey Stone, Magnetic, Sunset
    Hitch Weight 20000 lbs
    Gross Weight 33000 lbs
    Fresh Water Capacity 94 gals
    Grey Water Capacity 52 gals
    Black Water Capacity 52 gals
    Tire Size 22.5"
    Generator 8KW Onan Diesel
    Fuel Type Diesel
    Engine Cummins 8.9L ISL Turbo Diesel
    Chassis Freightliner M2 106
    Horsepower 350 hp
    Fuel Capacity 100 gals
    Wheelbase 268 in
    Number Of Bunks 2
    Available Beds King
    Torque 1000 ft-lb
    Refrigerator Type Residential with Ice Maker
    Refrigerator Size 16 cu ft
    Convection Cooking Yes
    Cooktop Burners 3
    Number of Awnings 1
    Axle Weight Front 12000 lbs
    Axle Weight Rear 21000 lbs
    LP Tank Capacity 20.3 gals
    Water Heater Type Aqua Hot 400D Diesel
    AC BTU 30000 btu
    TV Info LR 40" LED TV, BR 32" LED TV, Bunk (2) CD/DVD Player w/ Monitor, Ext. 32" LED TV
    Awning Info 13' 6" Armless with LED Lights and Wind Sensor
    Washer/Dryer Available Yes
    Gross Combined Weight 54000 lbs
    Shower Type Radius
    Electrical Service 50 amp

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  • DX3 37RB

    DX3 37RB Floorplan Image

    Dynamax DX3 Super C diesel motorhome 37RB highlights: Dual-Sink Vanity Full and ... more about DX3 37RB

    Have a question about this floorplan? Contact Us

    Specifications

    Sleeps 5
    Slides 3
    Length 40 ft 9 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 9 in
    Interior Color Ivory, Fog, Russet
    Exterior Color Cabernet, Cosmic Blue, Grey Stone, Magnetic, Sunset
    Hitch Weight 20000 lbs
    Gross Weight 33000 lbs
    Fresh Water Capacity 100 gals
    Grey Water Capacity 52 gals
    Black Water Capacity 52 gals
    Tire Size 22.5"
    Generator 8kW Onan Diesel
    Fuel Type Diesel
    Engine Detroit DD8 7.7L Turbo Diesel
    Chassis Freightliner M2 106
    Horsepower 375 hp
    Fuel Capacity 100 gals
    Wheelbase 286 in
    Available Beds King
    Torque 1050 ft-lb
    Refrigerator Type Residential with Ice Maker
    Refrigerator Size 18 cu ft
    Convection Cooking Yes
    Cooktop Burners 2
    Number of Awnings 1
    Axle Weight Front 12000 lbs
    Axle Weight Rear 21000 lbs
    LP Tank Capacity 20.3 gals
    Water Heater Type Aqua Hot 400D Diesel
    AC BTU 30000 btu
    TV Info LR 39" LED Smart TV, BR 32" LED Smart TV, Ext. 32" LED Smart TV
    Awning Info 18' Armless with LED Lights and Wind Sensor
    Washer/Dryer Available Yes
    Gross Combined Weight 54000 lbs
    Shower Type Radius
    Electrical Service 50 amp

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  • DX3 37TS

    DX3 37TS Floorplan Image

    Dynamax DX3 Super C diesel motorhome 37TS highlights: Comfort Lounge Hide-A-Bed ... more about DX3 37TS

    Specifications

    Sleeps 6
    Slides 3
    Length 39 ft 2 in
    Ext Width 8 ft 5 in
    Ext Height 12 ft 9 in
    Interior Color Ivory, Fog, Russet
    Exterior Color Cabernet, Cosmic Blue, Grey Stone, Magnetic, Sunset
    Hitch Weight 20000 lbs
    Gross Weight 33000 lbs
    Fresh Water Capacity 94 gals
    Grey Water Capacity 52 gals
    Black Water Capacity 52 gals
    Tire Size 22.5"
    Generator 8kW Onan Diesel
    Fuel Type Diesel
    Engine Detroit DD8 7.7L Turbo Diesel
    Chassis Freightliner M2 106
    Horsepower 375 hp
    Fuel Capacity 100 gals
    Wheelbase 268 in
    Available Beds King
    Torque 1050 ft-lb
    Refrigerator Type Residential with Ice Maker
    Refrigerator Size 18 cu ft
    Convection Cooking Yes
    Cooktop Burners 3
    Number of Awnings 1
    Axle Weight Front 12000 lbs
    Axle Weight Rear 21000 lbs
    LP Tank Capacity 20.3 gals
    Water Heater Type Aqua Hot 400D Diesel
    AC BTU 30000 btu
    TV Info LR 39" LED Smart TV, BR 32" LED Smart TV, Ext. 32" LED Smart TV
    Awning Info 18' Armless with LED Lights and Wind Sensor
    Washer/Dryer Available Yes
    Gross Combined Weight 54000 lbs
    Shower Type Radius
    Electrical Service 50 amp

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DX3 Features:

Standard Features (2021)

 

Chassis

  • Freightliner® M2 106 Chassis (33,000-lbs. GVWR/ 54,000-lbs. GCWR)
  • Detroit DD8 7.7L Turbo Diesel Engine (375 hp/1,050 lb-ft. of Torque)
  • Allison® 3200 TRV Six-Speed Automatic Transmission
  • 100-Gallon Fuel Capacity (Twin 50-Gallon Aluminum Fuel Tanks)
  • 6-Gallon Diesel Exhaust Fluid Tank
  • Trailer Hitch (20,000 Tow lbs./2,000 Tongue lbs.) with 7-Way Round Tow Connection
  • Weigh Safe Trailer Hitch Receiver
  • Brake Controller
  • Dual-Stage Compression Brake with High/Off/Low Braking Dash Switch
  • Locking Differential
  • Airliner® 21,000-lb. Rear Suspension
  • Manual Air Suspension Dump Valve Switch on the Dash
  • 275-Amp Alternator
  • Quick Disconnect Fitting with Tire Inflation Kit
  • Air Brakes with 4-Wheel ABS
  • Bilstein® Gas-Charged Front Shock Absorbers
  • Upgraded Front Sway Bar with Clevis-Style Bushing
  • Equiflo™ Inboard Fuel System
  • (Dual Supply – Dual Return)
  • Fuel Filter/Water Separator with Primer Pump
  • Engine Block Heater
  • Steel-Reinforced, Aluminum Cab
  • Chrome Grille and Air Intake Grille
  • Front and Rear Tires: Michelin® XZE2 275/80R22.5 (14 Ply Radials)
  • Single Front Wheels: Alcoa® Aluminum (22.5” x 8.25”) *Outside Rims are Polished
  • Dual Rear Wheels: Alcoa® Aluminum (22.5” x 8.25”) *Outside Rims are Polished
  • Valve Extensions
  • 4.56 Rear Axle Ratio
  • Daytime Running Lights
  • LED Headlights
  • Tinted Door Glass and Operating Wing Windows
  • Chassis Battery Shut Off Switch in Cab
  • 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
  • Air Horn
  • 12V Accessory Ports
  • One Valve Parking Brake System with Warning Indicator
  • Engine After-Treatment Device, Automatic Over-the-Road Regeneration, and Dash-Mounted Regeneration Switch
  • Momentary Battery Booster Switch for Connecting Chassis and House Batteries
  • Marker Lights with Separate Interrupter Switch
  • Low Air Pressure Light and Buzzer
  • Cruise Control
  • Adjustable Steering Column
  • 18” Leather-Wrapped Steering Wheel
  • Hydrographic Woodgrain Cab Accents
  • Power and Heated Exterior Mirrors
  • Power Windows and Locks
  • 3-Point Seat Belts
  • Dual Reading Lights
  • Two (2) Cup Holders in Dash

Construction

  • 2” Aluminum-Framed, Laminated Sidewalls with Dow® Block Foam Insulation
  • Gel-Coat Fiberglass Walls with Azdel® Backing
  • Aluminum-Framed Floor
  • Aluminum-Framed Roof Trusses
  • Crowned, One-Piece Fiberglass Roof
  • Foil-Lined Ductwork Throughout
  • Fiberglass Front Cap, Rear Cap, and Front Wing Panels
  • Automatic, 4-Point Hydraulic Leveling Jacks with Bluetooth
  • Dual-Pane, Dark-Tinted, Frameless Windows
  • Seamless Rotocast Storage Compartments with LED Lighting
  • Side-Hinged, Locking Aluminum Exterior Storage Doors with Paddle Latches

Exterior

  • Custom Full Body Paint Package
  • Premium Cut and Buffed Paint Finish
  • Front-End Diamond Shield® Paint Protection
  • Roof-Mounted, Integrated Armless Patio Awning with LED Lighting and Wind Sensor
  • Aluminum-Wrapped Slideout Toppers
  • LED Patio Light
  • Entry Door with Rotary Latch; Dark-Tinted, Frameless Window; and Integrated Shade
  • Keyless Entry Touch Pad at Entry Door
  • Lighted Acrylic Entry Grab Handle
  • Power Entry Steps
  • Exterior Wall-Mounted Entertainment Center with 32” LED Smart TV
  • Front and Rear LED Clearance and Marker Lighting
  • Rear LED Docking Lights
  • Polished Stainless Steel Cab Step Treads
  • Chrome Exhaust Tip

Interior

  • Rigid Core LV Tile with Soft Silence Acoustical Pad
  • Deluxe Carpet with Pad in Select Living Area Slide Rooms
  • Rigid Core LV Tile Entry with Non-Skid Rubber Steps
  • Soft-Touch Padded Vinyl Ceiling
  • LED Recessed Ceiling Lights
  • Sprung, Residential Style Dinette Seats with Lift Up Storage
  • Tri-Fold Sofa (37BD, 37TS, 37RB)
  • L-Shaped Sofa (34KD)
  • Coordinating Fabric Window Treatments and Lambrequins
  • Day/Night Roller Shades
  • Hardwood Raised Panel Cabinetry with Five-Piece Drawer Fronts
  • Hardwood Shaker-Style Passage Doors
  • Full Extension, Soft-Closing Drawer Guides (where applicable)
  • Hidden Hinges
  • 39” LED Smart TV (Living Area 34KD, 37RB, 37TS)
  • Entertainment Center with 39” LED Smart TV and Fireplace (37BD)
  • Sound Bar
  • Thermal, Reflective Front Privacy Shades
  • USB Charging Ports

Kitchen

  • 18 cu. ft. Residential Refrigerator with Ice Maker
  • Sealed Gas Range with Glass Cover
  • Convection Microwave Oven
  • Solid Surface Countertops with Hand-Laid Tile Backsplash
  • Double-Bowl Stainless Steel Sink with Solid Surface Cover

Pantry

  • Residential Stainless Steel Spring Gooseneck Faucet
  • Under-Cabinet Lighting
  • MaxxAir® Power Vent with Built-In Rain Cover

Bedroom

  • King Bed with Gel-Infused Memory Foam Mattress (72” x 80” – Nominal Size)
  • Under-Bed Storage (Floor Plan Specific)
  • Deluxe Padded Headboard
  • Designer Bedding Package
  • 32” LED Smart TV with Sound Bar
  • Cedar-Lined Wardrobe
  • Nightstands with Solid Surface Countertops
  • LED Reading Lights
  • USB Charging Ports
  • Bunk Bed Mattresses (28” x 76”) and Privacy Partition (37BD)
  • Two Bunk CD/DVD Players with Monitors (37BD)

Bathroom

  • 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 Foot-Flush Toilet (N/A – 37RB)
  • Porcelain Electronic-Flush Macerator Toilets (37RB)
  • MaxxAir® Power Vent with Built-In Rain Cover

Utilities

  • Dual 12V Group 4D AGM Auxiliary Batteries
  • Multiplex® Wiring with Touch Screen Command Center, Switch Panels, and Bluetooth® Smart Phone App Control
  • Battery Disconnect
  • 50-Amp Service with Power Cord Reel
  • 2,800W Pure Sine Wave Inverter/Charger (3,900 Peak Watts)
  • 8kW Onan® Diesel Generator with Auto Transfer Switch (Mounted on Isolator Pads)
  • Automatic Generator Start
  • Dual, Ducted, Low-Profile 15,000-BTU Air Conditioners with Heat Strip
  • Aqua-Hot® 400D Diesel System
  • 20.3-Gallon LP Tank (WC)
  • LP Quick Connect
  • Water Filtration System
  • Exterior Shower in Service Bay
  • Power Water Hose Reel in Service Bay
  • Exterior GFCI Receptacle
  • 4x4 HDMI Matrix
  • Cable TV/Satellite Hookup in Service Bay
  • Thetford® Sani-Con Turbo Macerator System
  • Black Tank Flush
  • Utility Compartment Heated by Aqua-Hot® System
  • Enclosed Holding Tanks Heated by Aqua-Hot® System
  • Winegard® ConnecT 2.0™ Dome Antenna (WiFi Extender, 4G LTE, Omnidirectional HD OTA, FM, SIM Card Port)
  • Upgraded 12V On-Demand Water Pump (4 gallons per minute)
  • Carbon-Monoxide, LP Gas, and Smoke Detectors
  • Fire Extinguisher
  • Winegard® In-Motion T4 Satellite (Dish® SD-HD, DirecTV® SD, BellTV® SD-HD)

Options

  • Solar Panels - Two 100 Watt with 30-Amp Controller
  • Cab-Over Bed (Extended Front Cap)
  • Rear “DYNAMAX” Rock Guard
  • Black Out Package (Side Mirrors, Rock Guard, Wheels, Headlight Bezels, Exterior Grab Handle Trim, Custom Grill and Vent)
  • Chrome Appearance Package (Custom Grill and Vent, Dual Chrome Air Horns, Rock Guard, and Baggage Door Handles)
  • 12 cu. ft. 2-Way Refrigerator in place of Standard Refrigerator and Side Pantry
  • Washer/Dryer
  • All-Electric Package: Induction Range with Induction Pan Set and Exterior Storage Compartment in Place of LP Tank
  • Tri-Fold Sofa (34KD)
  • Dual, Power Reclining Theater Seats in Place of Dinette (34KD: Three Seats - Only Outer Seats are Powered)
  • Entertainment Center with 50” LED Smart TV and Fireplace in Place of Loveseat and Cab-Over TV (37TS Only)
  • Innomax® Adjustable Comfort, Digital Smart Bed
  • Winegard® Trav’ler Stationary Triple LNB Satellite Dish (DirecTV® SD-HD)
  • JBL® Premium Cab Sound System - JBL full range/tweeter coaxial speakers, dual voice coil subwoofer, and a high-efficiency, high-performing, 4-channel DSP amplifier, all “Tuned” specifically for t
  • Mobileye® Collision Avoidance System
  • In-Dash Garmin® RV Navigation System
  • Tire Pressure Monitoring System

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.

Manu-Facts:

Dynamax Logo

From the day the Dynamax brand originated, a progressive vision has set these prestigious vehicles apart. Built to perform at a higher standard of excellence that goes beyond what meets the eye, Dynamax is driven by an unending pursuit for precision and quality inside out and in-between.

Over the years, legendary product integrity and customer loyalty have combined to build a powerful brand. The foundation for success has been simple. Start with a solidly engineered OEM cab chassis platform and concentrate on building a cohesively engineered muscle car style coach on it. The resulting product is visually appealing and structurally solid, with enhancements that improve maneuverability and ride comfort.

We work hard to provide the most enjoyable ownership experience in the industry. Through our dedicated on-site service department and our industry-leading Two-Year Coach Warranty, we are able to provide incredible value and successfully cultivate wonderful relationships with our owners.

At Dynamax, reaching a higher standard is not an option, it’s a tradition. When you take our higher standards of safety, quality, and reliability and then back them up with our industry-leading warranty & customer service, you get a very powerful combination. Just as in a home, an RV provides a number of opportunities for something to go wrong. While we work hard to assure that things do not go wrong, we make sure that our Warranty and Customer Service Support is there to take care of you if something does!

Dynamax is stronger than ever as part of Forest River, Inc. You can have confidence that we will be around to make your ownership worry free for a long time to come.