2026 Dynamax Corp Dynaquest XL 3700RB

New Super C in Perry, Iowa, 50220

$383,915.00
Show All 5 Photos
New 2026 Dynamax Corp Dynaquest XL 3700RB available in Perry, Iowa
2026 Dynamax Corp Dynaquest XL 3700RB - New Super C For Sale by McKee RV in Perry, Iowa features Slideout
2026 Dynaquest XL 3700RB by Dynamax Corp from McKee RV in Perry, Iowa
New 2026 Dynamax Corp Dynaquest XL 3700RB available in Perry, Iowa

Unit Specs

  • Stock #6265
  • Year2026
  • ManufacturerDynamax Corporation
  • Make Dynamax Corp
  • ModelDynaquest XL
  • Floorplan3700RB
  • Floorplan LayoutBath and a Half
    Outdoor Entertainment
    Rear Bath
  • Type Super C
  • ConditionNew
  • Length41' 0"
  • VINS5283944
  • Price $511,887.00
  • Sale Price $383,915.00
  • Need to know your payment? Use our RV Loan Calculator!
  • ChassisFreightliner M2 112
  • Engine ModelCummins L9 - 8.9L
  • Fuel TypeDiesel
  • Interior ColorMINDFUL GRAY WOOD - MILANO DECOR
  • Exterior ColorXPLORER MIDNIGHT
  • Sleeps6
  • Water Capacity (Fresh)100 gal
  • Water Capacity (Black)52 gal
  • Water Capacity (Grey)52 gal
  • Slideouts3
  • Tow/Hitch Weight20000 lbs

Dynamax DynaQuest XL Super C diesel motorhome 3700RB highlights:

  • Freightliner M2 112 Plus Chassis 
  • Cummins L9 - 450Hp / 1,250 lb-ft of Torque
  • 20,000 Lbs Towing 
  • Cab-Over Bed 
  • Blackout Package
  • 64" Theater Seats 
  • Stacker Washer / Dryer Prep 
  • Exterior Entertainment
  • Residential Refrigerator
  • Xplorer Package: Lithium Ion Batteries (540Ah) - Solar (1,000 Watts) - Enhanced Insulation (Heated Bays, Thermal Foil Insulation, Dual Pane Windows, Insulated Cab Curtains.

 

It's a clean decision with a bath and a half to take this motorhome on your next trip! The full rear bathroom has a radius shower to freshen up in, a closet to keep your towels close, and a dual sink vanity for two to get ready at once. It also creates a master suite with a king bed slide across from a dresser with a 32" TV and wardrobes on either side of it. Across from the half bathroom is a closet that is prepped to add an optional washer and dryer for clean clothes throughout your entire trip. You will have everything you need to prepare your best meals including a countertop extension. Enjoy your meals, play card games, and even transform into a sleeping space all with the Dream Dinette. The tri-fold sofa sleeper not only has seatbelts for traveling, but also can transform into a sleeping space too. You can also choose to add the optional bunk over cab for more sleeping space or switch out the sofa for the optional theaters seats!

 

You will have the perfect combination of brute force and refined living with each one of these Dynamax DynaQuest XL Super C diesel motorhomes! A Freightliner M2 112 chassis holds these units together, a Cummins L9 turbo diesel engine with 450 HP powers them, and twin 50 gallon aluminum fuel tanks help them go farther. An Equiflo inboard fuel system creates dual supply and dual return, and the diesel Aqua Hot 450D system provides continuous hot water, as well as preheats the engine. The seamless, easy-clean rotocast storage compartments have LED lighting for you to see at night and remote locking doors. A few other features you will appreciate include a water filtration system, multiplex wiring with a touch screen command center with Bluetooth phone app control, and an exterior shower in the service bay to keep the dirt outside where it belongs. Come see all of the many luxurious features that will make every one of your trips comfortable and fun!

  • Bath and a Half
  • Outdoor Entertainment
  • Rear Bath

2026 Dynamax Corp Dynaquest XL 3700RB Features


  • Exterior
    Slideout

2026 Dynamax Corp Dynaquest XL 3700RB Specifications

General

MSRP

$492,760

Dimensions

Height

12' 9"

Height (interior)

7' 0"

Length

41' 3"

Width

8' 5"

Weights

GVWR

33,000 lbs

Capacities

Fuel Capacity

100 gal

Refrigerator Capacity

24 cu ft

Sleep Capacity

6

Water Capacity - Black

52 gal

Water Capacity - Fresh

100 gal

Water Capacity - Grey

52 gal

Engine/Transmission

Engine Manufacturer

Cummins®

Engine Model

L9 Turbo Diesel Engine (450hp / 1,250 lb-ft. of Torque)

Fuel Type

Diesel

Transmission Spec

Allison® 3200 TRV Six-Speed Automatic Transmission

Exterior

# Awnings

4

# Axles

2

# Doors

1

# Slides

3

Chassis

Freightliner® M2 112 Plus Chassis

Electrical

# A/C

2

A/C Spec

Dual Ducted, Low-Profile 15,000-BTU Air Conditioners with Heat Pumps

*MFG Specs are for base unit. Certain options may change specifications listed. Please consult dealer for more details. Data is provided by a 3rd party. RVUSA.com cannot guarantee the accuracy of the data presented.

2026 Dynamax Corp Dynaquest XL 3700RB Literature


2026 Dynaquest XL Brochure PDF 2026 Dynaquest XL Brochure 1
Seller Info

McKee RV

400 First Street
Perry, IA 50220

Member Since 2015

See 422 Reviews

Unit Specs

  • Stock #6265
  • Year2026
  • ManufacturerDynamax Corporation
  • Make Dynamax Corp
  • ModelDynaquest XL
  • Floorplan3700RB
  • Floorplan LayoutBath and a Half
    Outdoor Entertainment
    Rear Bath
  • Type Super C
  • ConditionNew
  • Length41' 0"
  • VINS5283944
  • Price $511,887.00
  • Sale Price $383,915.00
  • Need to know your payment? Use our RV Loan Calculator!
  • ChassisFreightliner M2 112
  • Engine ModelCummins L9 - 8.9L
  • Fuel TypeDiesel
  • Interior ColorMINDFUL GRAY WOOD - MILANO DECOR
  • Exterior ColorXPLORER MIDNIGHT
  • Sleeps6
  • Water Capacity (Fresh)100 gal
  • Water Capacity (Black)52 gal
  • Water Capacity (Grey)52 gal
  • Slideouts3
  • Tow/Hitch Weight20000 lbs

Email Seller

Request More Info on this 2026 Dynamax Corp Dynaquest XL 3700RB Offered for sale by McKee RV
McKee RV
McKee RV

400 First Street
Perry, IA 50220

Phone: Click to Call

campground and travel trailer

Everything about RV life delivered directly to your inbox. The hottest RVs, tips & tricks, recipes, travel destinations, new gadgets & much more!

Child Eating s'mores
2026 Dynamax Corp Dynaquest XL 3700RB Gallery

Click on images to see them enlarged in a slideshow format

New 2026 Dynamax Corp Dynaquest XL 3700RB available in Perry, Iowa
2026 Dynamax Corp Dynaquest XL 3700RB - New Super C For Sale by McKee RV in Perry, Iowa features Slideout
2026 Dynaquest XL 3700RB by Dynamax Corp from McKee RV in Perry, Iowa
New 2026 Dynamax Corp Dynaquest XL 3700RB available in Perry, Iowa