USED 2021 Keystone Cougar 366RDS

The Keystone RV Cougar 366RDS stands as a beacon of luxury and comfort in the world of fifth-wheel trailers. Crafted with meticulous attention to detail and designed for the discerning traveler, this RV offers an unparalleled blend of sophistication, convenience, and style. As you approach the Cougar 366RDS, its sleek lines and aerodynamic profile catch your eye, hinting at the luxury that awaits inside. LED exterior lighting adds a touch of elegance, while the large power awning beckons you to step closer. Constructed with high-quality materials and precision engineering, this fifth wheel is built to withstand the rigors of the road while turning heads wherever it goes. Stepping inside, you're greeted by a spacious and inviting interior that feels more like a luxury apartment than an RV. The living area is designed for relaxation and entertainment, with plush seating, a large LED TV, and an electric fireplace creating a cozy ambiance for movie nights and gatherings. The open-concept layout seamlessly integrates the living area with the kitchen and dining space, creating an inviting atmosphere for socializing and entertaining. In the kitchen, you'll find everything you need to prepare delicious meals on the go. Stainless steel appliances, including a residential-size refrigerator/freezer, three-burner range, and convection microwave, provide all the conveniences of home. Solid surface countertops and a large farmhouse sink make meal prep a breeze, while ample cabinet and pantry space ensure you have plenty of room to store all your cooking essentials. The bedroom in the Cougar 366RDS is a luxurious retreat where you can escape the hustle and bustle of everyday life and enjoy a restful night's sleep. A plush king-size bed, spacious wardrobe, and LED TV provide all the comforts of home, while large windows flood the space with natural light, creating a serene and inviting atmosphere. The bathroom is a private oasis where you can pamper yourself and freshen up after a day of outdoor adventure. Featuring a spacious shower with glass enclosure, porcelain toilet, and solid surface countertops, the bathroom is as functional as it is stylish. Premium fixtures and finishes add a touch of luxury, making it the perfect place to unwind and recharge before heading out for another day of exploration. Outside, the Cougar 366RDS is equipped with a range of features and amenities that enhance your camping experience. A large power awning with LED lighting provides shade and shelter from the sun, while an outdoor kitchen allows you to cook and dine al fresco. Additional exterior storage compartments provide ample space for outdoor gear and equipment, ensuring that you have everything you need for your outdoor adventures. Overall, the Keystone RV Cougar 366RDS is a luxurious and spacious fifth wheel that's perfect for discerning travelers who demand the very best. With its stylish exterior, well-appointed interior, and premium features and amenities, it offers a level of comfort and sophistication that's unmatched in its class. Whether you're hitting the road for a weekend getaway or embarking on an extended road trip, the Cougar 366RDS is your ticket to unforgettable camping experiences.

Four Seasons RV - we believe in making dreams of adventure a reality. As a small, family-owned dealership specializing in RV sales and service, we take pride in our commitment to customer satisfaction and transparency. With our "Where the fun begins" slogan as our guiding principle, we strive to be more than just a place to buy an RV – we're your trusted partners in exploration. Our knowledgeable product specialists are passionate about helping you find the perfect RV to suit your lifestyle and aspirations. And with our straightforward pricing and no additional fees policy, you can trust that your RV buying experience will be both seamless and enjoyable. From the moment you step onto our lot, to the day you drive off into the sunset, we're here to support you every step of the way. Experience the difference with Four Seasons RV, where every journey begins with excitement and possibility.
Retail Price
Sales Price
Stock # 102397A
Year 2021
Make Keystone
Model Cougar
Trim 366RDS
Condition USED


Category Class Fifth Wheel
Secondary Class Rear Livingroom
Dry Weight (lbs) 11450 LBS
VIN 4YDF36621M2502987
Overall Size
Total Gray Water Tank Capacity (GAL/L) 76 / 287.7
Total Black Water Tank Capacity (GAL/L) 38 / 143.8
Max Sleeping Count 8
Number Of Oven Burners 3
Refrigerator Size Full-Size
Refrigerator Power Mode Electric
Heater Type Automatic
Washer/Dryer Yes
Running Gear
Wheels Composition Aluminum
Number Of Axles 2
Front Brake Type Not Applicable
Rear Brake Type Electric Drum
Sidewall Construction Fiberglass
Freeze Proof Insulation Standard
Kitchen Table Configuration Bench Seats
Kitchen Location Center
Number Of Sofas 2
Number Of Bunk Beds 0
Number Of Double Beds 0
Number Of Full Size Beds 0
Number Of Queen Size Beds 1
Number Of King Size Beds null
Number Of Bathrooms 1
Number Of Doors 1
Number Of Slideouts 4
Number Of Awnings 1
Leveling Jack Type Front Power / Rear Power
TV Antenna Prewiring Yes
Other Specifications
Interior Height (IN/MM) null
Number Of Propane Tanks Standard
Total Propane Tank Capacity (GAL/LBS) 14.2 / 60
Body Material Aluminum
Sliding Glass Door No
Power Retractable Slideout Yes
Power Retractable Awning Yes
Screened Room No
Sky Light Standard
Roof Vents Standard
Exterior Ladder Standard
Exterior Shower Standard
Voltage Meter Standard
Manufacturer Country USA
Introduction Year 2018
Regional Availablility East
Display Name Cougar 366RDS
Living Area Location Rear
Overhead Fan Yes
Layout Oven / Stove
Microwave Oven Standard
Sink Cover Cutting Boards Standard
Sofa Material Vinyl
Reclining Sofa No
Master Bedroom Flooring Type Carpet
Master Bedroom Door Style Conventional Door
Full Size Master Bedroom Closet Yes
Master Bedroom Mirror Doors Yes
Master Bedroom Shades/Curtains Yes
Master Bedroom Location Front
Bunkhouse No
Bed Spreads Standard
Bathroom Flooring Type Vinyl
Bathroom Location Center
Toilet Type Porcelain
Door Type Plastic / Glass
Bathroom Sink Standard
Bathroom Medicine Cabinet Standard
Bathroom Mirror Standard
Bathroom Vent Fan System Standard
Sink Faucet Standard
Battery Power Converter Yes
Air Conditioning Prewiring Yes
Cable Prewiring Yes
Phone Prewiring No
Heat Prewiring Yes
Satellite Prewiring Yes
Washer/Dryer Prewiring Yes
Exterior Plugs Standard
Ground Fault Plugs Standard
Smoke Detector Standard
Carbon Monoxide Detector Standard
Propane Alarm Standard
Number Of Emergency Exits 1
Air Conditioning Type Automatic
Water Heater Pump Power Mode Electrical / Propane
Water Heater Tank Bypass Yes
Satellite null
Number Of Radios 1
Surround Sound No
Number Of Discs 1
Dvd Player Standard
Number Of Televisions 1
Retractable Roof Antenna Standard
Exterior Flood Lights Standard
Metallic No
Wallpaper Yes
Interior Wood Finish Yes
Curtains/Shades Standard
Basic Warranty (MO) 12
Structure Warranty (MO/MI) 36
Size (IN/CM) Receiver
Interior Height (MM) null
Oven Depth (MM) 21 / 533.4
Other Specifications (continued)
Ride Digital