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New 2021 Dynamax Corp DX337RB Bath & 1/2 Super C W/ Black Out Package, Theater Seats, W/D & Satellite

MHSRV Sale Price:
22% Discount
$81,354 Savings
Payments as low as: $1709.00 (w.a.c)*
On Order
Sold - Sale Pending


For Our Best Price Call 800-335-6054 or Visit - Motor Home Specialist - The #1 Volume Selling Motor Home Dealership in the World 8 Years in a Row! Approximately $165 Million Dollars to Choose From. New RVs from $19,999 to $1,500,000 and Every Price-Point in-between! No Games. No Gimmicks. Huge Discounts on All New RVs Every Day! Plus Receive a FREE EcoRV MicrobeRepel™ 99.99% Interior & A/C Ducting Disinfectant Applied by Certified Professionals at Time of Sale.


MSRP $369,353. 2021 DynaMax DX3 model 37RB with 3 slides and a bath & 1/2. Perhaps the most luxurious yet affordable Super C motor home on the market! Features include the exclusive D-Max design which maximizes structural integrity & stability, Bilstein oversized shock absorbers, diesel Aqua Hot system, Kenwood dash infotainment system, brake controller, newly designed aerodynamic fiberglass front & rear caps, vacuum-Laminated 2" insulated floor, rear LED docking lights, brake controller, one-piece fiberglass roof, Roto-Formed ribbed storage compartments, side-hinged aluminum compartment doors with paddle latches, integrated Carefree Mirage roof-mounted awnings with LED lighting, heavy duty electric triple series 25 entry step, clear vision frameless windows, Sani-Con emptying system with macerating pump, decorative crown molding, MCD day/night shades, solid surface countertops, dual A/Cs with heat pumps, 8KW Onan diesel generator, 3,000 watt inverter with low voltage automatic start and 2 upgraded 4D AGM house batteries. This beautiful RV features the optional Black Out Appearance package which includes black side mirrors, rock guard, wheels, headlight bezels, exterior grab handle trim, as well as custom C9 grill and vents. Additional options include the beautiful full body exterior 4-Color package, tire pressure monitoring system, washer/dryer, all electric package, power reclining theater seats IPO sofa, Innomax adjustable comfort digital smart bed, solar panels, JBL premium cab sound system, Mobileye Collision Avoidance System, Satellite and an In-Dash Garmin RV navigation system. The DX3 also features an exterior entertainment center, Jacobs C-Brake with low/off/high dash switch, Allison transmission, air brakes with 4 wheel ABS, twin aluminum fuel tanks, electric power windows, remote keyless pad at entry door, In-Motion satellite, flush mounted LED ceiling lights, convection microwave, residential refrigerator, touch screen premium AM/FM/CD/DVD radio, color back-up camera and two color side view cameras. For more complete details on this unit and our entire inventory including brochures, window sticker, videos, photos, reviews & testimonials as well as additional information about Motor Home Specialist and our manufacturers please visit us at or call 800-335-6054. At Motor Home Specialist, we DO NOT charge any prep or orientation fees like you will find at other dealerships. All sale prices include a 200-point inspection, interior & exterior wash, detail service and a fully automated high-pressure rain booth test and coach wash that is a standout service unlike that of any other in the industry. You will also receive a thorough coach orientation with an MHSRV technician, an RV Starter's kit, a night stay in our delivery park featuring landscaped and covered pads with full hook-ups and much more! Read Thousands upon Thousands of 5-Star Reviews at and See What They Had to Say About Their Experience at Motor Home Specialist. WHY PAY MORE?... WHY SETTLE FOR LESS?

MHSRVCorporate Info

Motor Home Specialist is the #1 Volume Selling Motor Home Dealership in the World. You will find approximately $165MM in RV's to choose from. We offer the largest and most diverse selection of motor homes found anywhere with new RVs ranging from $19,999 to over $2MM. Our sales account for approximately 40% of all the new motor homes sold in the state of Texas. We offer over 110 different new models from 17 of the most well-known RV manufacturers' in the industry. Shop American Coach, Coachmen, Cruiser RV, DRV luxury fifth wheel, Dynamax, Entegra Coach, Fleetwood RV, Forest River, Foretravel MotorCoach, Gulf Stream, Heartland, Holiday Rambler, Monaco, Nexus RV, Prevost, Sportscoach and the only full line Thor Motor Coach line-up in the world! You will also find an incredible selection of quality pre-owned RVs with exceptional savings every day. Thank you for visiting Motor Home Specialist online. We all look forward to hearing from you soon. 800-335-6054.

Manufacturer'sSpecs & More!

    • The standard and optional features provided below were copied directly from either the manufacturer's website, manufacturer's brochures and or other promotional materials provided by the manufacturer of the RV at the time the unit was offered for sale. These standards, options and other miscellaneous information are subject to change without notice and may or may not be a part of the actual coach for sale. In some cases standard equipment is not standard on all floor plans. Any weights, lengths, sizes, etc. are estimates only and may also change at any time. Motor Home Specialist is not responsible for any changes, updates or errors in the information provided by the manufacturer. Please verify before purchase If you have any questions or concerns in regards to the features and options on this unit. Please feel free to ask a Motor Home Specialist representative or call the factory for additional information.


      • Freightliner® M2 106 Chassis (33,000-lbs. GVWR/54,000-lbs. GCWR)
      • Cummins® 8.9L ISL Turbo Diesel Engine(350hp/1,000 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*
      • Brake Controller
      • Dual-Stage C-Brake by Jacobs® with High/Off/Low Braking Dash Switch
      • Locking Differential
      • Airliner® 21,000-lb. Rear Suspension
      • Manual Air Suspension Dump Valve Switch on the Dash
      • 12,000-lb. Front Axle
      • 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
      • Tinted Door Glass and Operating Wing Windows
      • Chassis Battery Shut Off Switch in Cab
      • Leatherette Driver and Passenger Air Ride Seats with Swivel Bases
      • Backup and Side View Cameras
      • CB Radio with Left Hand Mirror Mounted Antenna
      • Kenwood® 7” Touch Screen Dash Infotainment System with AM/FM, Bluetooth®, Sirius/XM® (Tuner and antenna), Apple® CarPlay™/Android® Auto™ Functionality, and Dedicated Camera Button
      • 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


      • 2” Aluminum-Framed, Laminated Sidewalls with Block Foam Insulation
      • Gel-Coat Fiberglass Walls
      • 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
      • Dual-Pane, Dark-Tinted, Frameless Windows
      • Seamless Rotocast Storage Compartments with LED Lighting
      • Side-Hinged, Locking Aluminum Exterior Storage Doors with Paddle Latches


      • 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 TV, AM/FM/CD/DVD Module, and Two (2) Speakers
      • Front and Rear LED Clearance and Marker Lighting
      • Polished Stainless Steel Cab Step Treads
      • Chrome Exhaust Tip


      • Deluxe Carpet with Pad in Select Living Area Slide Rooms
      • Solid Surface Entry with Non-Skid Rubber Steps
      • Soft-Touch Padded Vinyl Ceiling
      • LED Recessed Ceiling Lights
      • Booth Dinette
      • Coordinating Fabric Window Treatments and Lambrequins with Hardwood Trim and Crown
      • 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
      • 40” Samsung® LED TV (Living area)
      • Thermal, Reflective Front Privacy Shades
      • USB Charging Ports


      • Sealed Gas Range with Solid Surface Covers
      • Convection Microwave Oven
      • Solid Surface Countertops with Hand-Laid Tile Backsplash
      • Double-Bowl Stainless Steel Sink with Solid Surface Covers
      • Residential Stainless Steel Spring Gooseneck Faucet
      • Pantry
      • Under-Cabinet Lighting
      • MaxxAir® Power Vent with Built-In Rain Cover and Remote


      • 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” Samsung® LED 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 (37BH)
      • Two Bunk CD/DVD Players with Monitors (37BH)


      • Granite-Textured Fiberglass Shower
      • Shower Skylight
      • Glass Shower Door
      • Oxygenics Body Spa® RV Shower Head
      • Solid Surface Countertop
      • 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 and Remote


    • Dual 12V Group 4D AGM Auxiliary Batteries
    • Multiplex® Wiring with Touch Screen Command Center, Back-Lit Switch Panels, and Bluetooth® Smart Phone App Control
    • 4x4 HDMI Matrix
    • 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
    • Zoned Thermostatically-Controlled Heating and Cooling
    • 20.3-Gallon LP Tank (WC)
    • LP Quick Connect
    • Water Filtration System
    • Interior Monitor Panel with LPG/Tank/Battery Readout
    • Exterior Shower in Service Bay
    • Power Water Hose Reel in Service Bay
    • Exterior GFCI Receptacle
    • Winegard® ConnecT 2.0™ Dome Antenna (WiFi Extender, 4G LTE, Omnidirectional HD OTA, FM, SIM Card Port)
    • 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
    • Upgraded 12V On-Demand Water Pump (4 Gallons per minute)
    • Carbon-Monoxide, LP Gas, and Smoke Detectors
    • Fire Extinguisher

SpecificationsMake & Model

37RB Bath & 1/2 Super C W/ Black Out Package, Theater Seats, W/D & Satellite
40′ 9″ Approximate*




Russet & Caramel


375HP 1050ft-lb. Torque

A Few Reviews fromMHS-RVers AROUND THE GLOBE

2021 Dynamax Corp DX3 37RB Bath & 1/2 Super C W/ Black Out Package, Theater Seats, W/D & Satellite Floorplan

Manufacturer changes and/or options may alter floor plan of unit for sale.