Specs for 2026 Dynamax Corp - DX3
Floorplan: 37BD (Class C)

General

Dimensions

Weights

2026 Dynamax Corp DX3 RVs for Sale Near You

Capacities

Engine/Transmission

Exterior

Electrical

Features

Chassis:

Freightliner® M2 106 Plus Chassis (33,000-lbs. GVWR / 54,000-lbs. GCWR)
Cummins® L9 Turbo Diesel Engine (360hp / 1,150 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
C-Brake by Jacobs® with High/Medium/Low Settings
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
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: 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
Tire Pressure Monitoring System
4.78 Rear Axle Ratio
Daytime Running Lights
LED Headlights
Tinted Door Glass and Wing Windows
Chassis Battery Shut Off Switch in Cab
Leatherette Driver and Passenger Air Ride Seats with Air Lumbar Controls
Quad-View Camera System (Right Side, Left Side, Hitch, and Rear Horizon Views)
Sony® 10.1" HD Touch Screen Dash Infotainment System with AM/FM, Bluetooth®, Sirius/XM® (tuner and antenna), Wired and Wireless Apple® CarPlay™ / Android® Auto™ Connectivity, USB-C port, and High-Resolution Audio
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 the Freightliner M2
Mobileye® Collision Avoidance System
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
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 High-Density Block Foam Insulation
Composite Exterior Fiberglass (No Exterior Wood)
Aluminum-Framed Floor
Aluminum-Framed Roof Trusses
Crowned, One-Piece Fiberglass Roof
Foil-Lined Ductwork Throughout
Fiberglass Rear Cap and Front Wing Panels
Automatic, 4-Point Hydraulic Leveling Jacks
Dual-Pane, Dark-Tinted, Frameless Square Windows with Integrated Day/Night Shades
Seamless Rotocast Storage Compartments with LED Lighting
Side-Hinged, Locking Aluminum Exterior Storage Doors with 
Paddle Latches

Exterior:

Custom Full Body Paint Package with Scheme-Matching Cab Door Jambs
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 with Upgraded SeaDek® Step Treads
Remote Locking System for Exterior Storage Doors & Entry Door (Starting at DXC007159)
Exterior Wall-Mounted Entertainment Center with 40" LED Smart TV and Sound Bar
Front and Rear LED Clearance and Marker Lighting
Rear LED Docking Lights
Polished Stainless Steel Cab Step Treads
Rear “DYNAMAX” Rock Guard
Chrome Exhaust Tip

Interior:

Luxury Vinyl Tile Throughout with Non-Skid Rubber Steps
Deluxe Carpet with Pad in Select Living Area Slide Rooms
Soft-Touch Padded Vinyl Ceiling
Luxury Vinyl Tile Entry with Non-Skid Rubber Steps
LED Recessed Ceiling Lights
Sprung, Residential Style Dinette Seats with Lift Up Storage
Tri-Fold Sofa
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) 
Sound Bar
Magnetic 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 LED Edge Lighting and Backsplash
Stainless Steel Sink with Solid Surface Covers
Residential Stainless Steel Spring Gooseneck Faucet
Pantry
Overhead Cabinet Accent Lighting
Under-Cabinet Lighting
MaxxAir® Power Vent with Built-In Rain Cover


Bedroom:
King Bed (71"x78") with Gel-Infused Memory Foam Mattress
Deluxe Padded Headboard
Designer Bedding Package
32" LED Smart TV
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 

Bathroom:

Solid Surface Shower Surround (36"x30")
Shower Skylight
Glass Shower Door
Oxygenics Body Spa® RV Shower Head
Solid Surface Countertop with LED Edge Lighting and Backsplash
Under-Mount Sink with Residential Brushed Nickel Faucet (37RB: Two Sinks in Full Rear Bath)
Porcelain Foot-Flush Toilet 
MaxxAir® Power Vent with Built-In Rain Cover

Utilities:

Dual 12V 8D AGM Deep-Cycle, Maintenance-Free 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
3,000W Hybrid Pure Sine Wave Inverter/Charger (3,500 Peak Watts)
8kW Onan® Diesel Generator with Auto Transfer Switch (Mounted on Isolator Pads)
Automatic Generator Start
Solar Panel - Single 200 Watt with 30 Amp Controller
Dual Ducted, Low-Profile 15,000-BTU Air Conditioners with Heat Pumps
Aqua-Hot® 400D Diesel System
Stackable Washer/Dryer Prep 
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
KING® Jack™ Directional OTA HDTV Antenna
KING® DISH Tailgater® Pro Premium HD Satellite with DISH Network Receiver
4x4 HDMI Matrix
Cable TV/Satellite Hookup in Service Bay
Thetford® Sani-Con Turbo Macerator System
Black Tank Flush
SureLevel® Tank Level Monitoring System
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