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We do our best to keep listing details accurate, but pricing, specifications, and availability come from third-party sources and can change without notice. We can't guarantee accuracy, so please confirm the details with the dealer before making any decisions. See something inaccurate? Contact us.

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    1. Home
    2. Inventory
    3. McKee RV
    4. 2026 Dynamax Corp DynaQuest XL 3801TS

    2026 Dynamax Corp DynaQuest XL 3801TS

    Rear bedroom

    NewClass C|596 mi|Stock #5576|Located at McKee RV in Perry, IA
    $517,030$356,751
    Save $160,279
    RV Envy

    2026 Dynamax Corp DynaQuest XL 3801TS

    Rear bedroom

    New · Class C · 596 mi

    $517,030$356,751Save $160,279

    McKee RV

    400 First Street

    Perry, IA 50220

    (800) 248-4489

    Stock #5576

    2026 Dynamax Corp DynaQuest XL 3801TS floor plan

    Specifications

    Length39 ft 8 in
    Sleeps6 people
    Slideouts3
    Odometer596 miles

    Full specifications

    AC BTU30000 btu
    Available BedsKing
    Awning Info30' 3" Power Armless w/LED Lighting and Wind Sensors
    Axle Weight Front12000 lbs
    Axle Weight Rear21000 lbs
    Black Water Capacity52 gals
    ChassisFreightliner M2 112
    Convection CookingYes
    Cooktop Burners2
    Electrical Service50 amp
    EngineCummins L9 - 8.9L
    Ext Height12 ft 9 in
    Ext Width8 ft 5 in
    Exterior ColorXPLORER DARK
    Fresh Water Capacity94 gals
    Fuel Capacity100 gals
    Fuel TypeDiesel
    GVWR33000 lbs
    Grey Water Capacity52 gals
    Gross Combined Weight54000 lbs
    Hitch Weight20000 lbs
    Horsepower450 hp
    Int Height7 ft
    Interior ColorMINDFUL GRAY CABINETS - MILANO
    Length39 ft 8 in
    Mileage596 mi
    Miles596
    Number Of Bunks1
    Number of Awnings2
    Refrigerator Size24 cu ft
    Refrigerator TypeResidential w/Ice Maker
    Shower TypeRadius
    Sleeps6
    Slides3
    TV InfoLR 50" LED TV, BR 32" LED Smart TV, Ext. 32" TV
    Tire Size275/80R22.5
    Torque1250 ft-lb
    Washer/Dryer AvailableYes
    Water Heater TypeAqua Hot On Demand
    Wheelbase268 in

    Options and equipment may differ from those listed. We do our best to ensure accuracy, but please confirm all details with the dealer before purchase.

    Get more info

    2026 DynaQuest XL 3801TS

    2026 DynaQuest XL 3801TS
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    Dealer information

    McKee RV

    400 First Street
    Perry, IA 50220
    (800) 248-4489

    Pricing report

    Current price

    $356,751

    new

    Price history

    This unit has seen 10 price adjustments. RV Envy Pro lets you see the full price history.

    Pricing report

    Current price

    $356,751

    new

    Price history

    This unit has seen 10 price adjustments. RV Envy Pro lets you see the full price history.

    Dynamax DynaQuest XL Super C diesel motorhome 3801TS 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.

    With three slides throughout this motorhome, you will have plenty of interior space! There is entertainment throughout the inside and outside with the 50" TV and fireplace at the entertainment center, the 32" TV in the rear private bedroom, and the exterior entertainment center with a 32" TV. Grab some eggs from the 24 cu. ft. residential refrigerator with ice maker, fry them up on the two burner cooktop, and enjoy them at the Dream Dinette, plus there is a countertop extension to help you prepare dinner. The separated bathroom has a private toilet and radius shower with a skylight above across from a sink and an area prepped to add an optional washer and dryer. Rest each night on the king bed slide in the rear private bedroom!

    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!

    Dynamax DynaQuest XL Super C diesel motorhome 3801TS 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.

    With three slides throughout this motorhome, you will have plenty of interior space! There is entertainment throughout the inside and outside with the 50" TV and fireplace at the entertainment center, the 32" TV in the rear private bedroom, and the exterior entertainment center with a 32" TV. Grab some eggs from the 24 cu. ft. residential refrigerator with ice maker, fry them up on the two burner cooktop, and enjoy them at the Dream Dinette, plus there is a countertop extension to help you prepare dinner. The separated bathroom has a private toilet and radius shower with a skylight above across from a sink and an area prepped to add an optional washer and dryer. Rest each night on the king bed slide in the rear private bedroom!

    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!

    Specifications

    Length

    39 ft 8 in

    Sleeps

    6 people

    Slideouts

    3

    Odometer

    596 miles

    Specifications

    Length

    39 ft 8 in

    Sleeps

    6 people

    Slideouts

    3

    Odometer

    596 miles

    Download brochure
    Download brochure

    Unit features & options

    • Freightliner M2 112 PLUS Chassis (33,000-lbs. GVWR / 54,000-lbs. GCWR)
    • Cummins L9 Turbo Diesel Engine (450hp / 1,250 lb-ft. of Torque)
    • Allison 3200 TRV Six-Speed Automatic Transmission
    • 4.78 Rear Axle Ratio
    • Trailer Hitch (20,000 Tow lbs. / 2,000 Tongue lbs.) with 7-Way Round Tow Connection
    • 100-Gallon Fuel Capacity (Twin 50-Gallon Aluminum Fuel Tanks) with Equiflo Inboard Fuel System
    • 6-Gallon Diesel Exhaust Fluid Tank
    • 275-amp Alternator
    • Air Brakes with 4-Wheel ABS
    • Fuel Filter/Water Separator with Primer Pump
    • C-Brake by Jacobs with High/Low Settings
    • Brake Controller
    • Airliner 21,000-lb. Rear Air Suspension
    • Manual Air Suspension Dump Valve Switch on the Dash
    • Rear Locking Differential
    • Active Brake Assist
    • Front Collision Warning
    • Lane Departure Warning
    • Cruise Control
    • Steel-Reinforced, Aluminum Cab
    • Chrome Grille
    • LED Headlights
    • Fog Lights
    • Daytime Running Lights

    Unit features & options

    • Freightliner M2 112 PLUS Chassis (33,000-lbs. GVWR / 54,000-lbs. GCWR)
    • Cummins L9 Turbo Diesel Engine (450hp / 1,250 lb-ft. of Torque)
    • Allison 3200 TRV Six-Speed Automatic Transmission
    • 4.78 Rear Axle Ratio
    • Trailer Hitch (20,000 Tow lbs. / 2,000 Tongue lbs.) with 7-Way Round Tow Connection
    • 100-Gallon Fuel Capacity (Twin 50-Gallon Aluminum Fuel Tanks) with Equiflo Inboard Fuel System
    • 6-Gallon Diesel Exhaust Fluid Tank
    • 275-amp Alternator
    • Air Brakes with 4-Wheel ABS
    • Fuel Filter/Water Separator with Primer Pump
    • C-Brake by Jacobs with High/Low Settings
    • Brake Controller
    • Airliner 21,000-lb. Rear Air Suspension
    • Manual Air Suspension Dump Valve Switch on the Dash
    • Rear Locking Differential
    • Active Brake Assist
    • Front Collision Warning
    • Lane Departure Warning
    • Cruise Control
    • Steel-Reinforced, Aluminum Cab
    • Chrome Grille
    • LED Headlights
    • Fog Lights
    • Daytime Running Lights

    Full specifications

    As provided in the original listing

    AC BTU30000 btu
    Available BedsKing
    Awning Info30' 3" Power Armless w/LED Lighting and Wind Sensors
    Axle Weight Front12000 lbs
    Axle Weight Rear21000 lbs
    Black Water Capacity52 gals
    ChassisFreightliner M2 112
    Convection CookingYes
    Cooktop Burners2
    Electrical Service50 amp
    EngineCummins L9 - 8.9L
    Ext Height12 ft 9 in
    Ext Width8 ft 5 in
    Exterior ColorXPLORER DARK
    Fresh Water Capacity94 gals
    Fuel Capacity100 gals
    Fuel TypeDiesel
    GVWR33000 lbs
    Grey Water Capacity52 gals
    Gross Combined Weight54000 lbs
    Hitch Weight20000 lbs
    Horsepower450 hp
    Int Height7 ft
    Interior ColorMINDFUL GRAY CABINETS - MILANO
    Length39 ft 8 in
    Mileage596 mi
    Miles596
    Number Of Bunks1
    Number of Awnings2
    Refrigerator Size24 cu ft
    Refrigerator TypeResidential w/Ice Maker
    Shower TypeRadius
    Sleeps6
    Slides3
    TV InfoLR 50" LED TV, BR 32" LED Smart TV, Ext. 32" TV
    Tire Size275/80R22.5
    Torque1250 ft-lb
    Washer/Dryer AvailableYes
    Water Heater TypeAqua Hot On Demand
    Wheelbase268 in

    Full specifications

    As provided in the original listing

    AC BTU30000 btu
    Available BedsKing
    Awning Info30' 3" Power Armless w/LED Lighting and Wind Sensors
    Axle Weight Front12000 lbs
    Axle Weight Rear21000 lbs
    Black Water Capacity52 gals
    ChassisFreightliner M2 112
    Convection CookingYes
    Cooktop Burners2
    Electrical Service50 amp
    EngineCummins L9 - 8.9L
    Ext Height12 ft 9 in
    Ext Width8 ft 5 in
    Exterior ColorXPLORER DARK
    Fresh Water Capacity94 gals
    Fuel Capacity100 gals
    Fuel TypeDiesel
    GVWR33000 lbs
    Grey Water Capacity52 gals
    Gross Combined Weight54000 lbs
    Hitch Weight20000 lbs
    Horsepower450 hp
    Int Height7 ft
    Interior ColorMINDFUL GRAY CABINETS - MILANO
    Length39 ft 8 in
    Mileage596 mi
    Miles596
    Number Of Bunks1
    Number of Awnings2
    Refrigerator Size24 cu ft
    Refrigerator TypeResidential w/Ice Maker
    Shower TypeRadius
    Sleeps6
    Slides3
    TV InfoLR 50" LED TV, BR 32" LED Smart TV, Ext. 32" TV
    Tire Size275/80R22.5
    Torque1250 ft-lb
    Washer/Dryer AvailableYes
    Water Heater TypeAqua Hot On Demand
    Wheelbase268 in