2026 KEYSTONE RV CO COUGAR 350LLK
Description
Core Specifications — 2026 Keystone Cougar 350 LLK Type:
Fifth Wheel RV (Premium Cougar, available with Midnight Edition package) Sleeping
Capacity: Sleeps up to 4 comfortably Length:
~39 ft 3 in Dry
Weight: ~11,945 lbs Fresh
Water Capacity: 75 gal Gray/Black
Tanks: ~76 gal / 38 gal Propane
Tanks: Dual tanks (~60–30 lbs each) Refrigerator:
16 cu ft 12V AC: 15,000
BTU ducted system standard Electrical:
50 amp service Slide
Outs: 4 slide-outs for maximum living space Midnight Edition Exterior & Aesthetic Highlights The Midnight Edition is an upgraded visual and performance
package available on Premium Cougar models like the 350 LLK: Bold
Full-Body Automotive Paint: Black Onyx or Phantom Gray automotive-grade
finish with KeyShield™ protection for resistance to peeling/fading on the
road Frameless
Windows & Blackout Rims: Sleek, modern exterior look Anti-Lock
Braking System (ABS): Enhanced control and safety while towing Blue
LED Exterior Accent Lighting: Chassis, awning, and front cap accents for
style and visibility Enhanced
Solar & Battery: SolarFlex Discover™ 440i (or options) and lithium-ion
batteries for off-grid capability Second
AC Unit: Additional cooling capacity for hotter climes or larger living
areas Interior & Comfort Features Living & Entertainment Spacious
rear luxury kitchen with wrap-around counter space, large sink,
substantial prep room, and residential-style appliances L-shaped
sofa and central living area — excellent for comfort and socializing 50″ HD
Smart TV and dual-zone Bluetooth audio system for entertainment Heat
& massage theater seats on many models Kitchen Furrion
21″ Oven with 3 burner cooktop and oven drawer 30″
residential microwave Large
refrigerator and plenty of storage Bedroom & Bath Private
bedroom with queen bed (king optional on many builds) and under-bed
storage Washer/dryer
prep and large wardrobe space Spacious
bathroom with a shower with seat and solid surface countertops Convenience & Utility Tankless
on-demand water heater for continuous hot water Power
Watchdog™ Safeview Smart RV Power Inlet with 50 amp for electrical
convenience 12V
charging stations throughout Construction &
Durability 5-sided
aluminum superstructure for strength and weather resistance AlphaPly
roof with limited lifetime warranty Vent-All
window system for better airflow and insulation Climate
Guard™ package for extended season camping (insulation, heated tanks,
radiant barriers, etc.) Auto 4-point
electric leveling system for easy setup Towing & Mobility Enhancements MaxTurn™
Technology frame design for improved turning radius Road
Armor™ shock absorbing hitch and equalizer for smoother towing Hitch
Vision™ towing assist feature (camera prep) Summary The 2026 Keystone Cougar Midnight Edition 350 LLK is a premium,
feature-rich fifth wheel blending strong structural build, upscale interior
comfort, advanced towing tech, and a striking aesthetic package. It’s ideal for
couples or small families who want extended-stay capability and a modern RV
experience.
Mileage: 0Specifications
Stock NumberKEY503770
VIN4YDFCGT22T2503770
Year2026
CategoryFifth Wheel
ManufacturerKEYSTONE RV CO
ModelCOUGAR 350LLK
LocationIdabel, Oklahoma 74745
ConditionNew
Stock NumberKEY503770|
VIN4YDFCGT22T2503770|
Year2026|
CategoryFifth Wheel|
ManufacturerKEYSTONE RV CO|
ModelCOUGAR 350LLK|
LocationIdabel, Oklahoma 74745|
ConditionNew|
