The 2026 Cougar 320RDS distinguishes itself with a luxurious, rear-lounge design and strong build quality backed by Keystone’s attention to comfort and durability. It’s ideal for couples or small families who value camp-style living, social space, and premium towability. Here’s a comprehensive overview of the 2026 Keystone Cougar 320RDS fifth wheel:

 Key Specs & Build

• Length: 36 ft 10 in; Exterior height: 13 ft 4 in
  
  

• Dry weight: 11,133 lb;
  
  

• Water capacities: 75 gal fresh, 76 gal grey, 38 gal black
  
  

• Utilities: 30-lb LP, 18K BTU & 15K BTU AC, 30K BTU furnace, Girard tankless water heater, 50 A service
  
  

Keystone applies rigorous indoor-outdoor testing in its climate chamber for certified performance from 0 °F to 110 °F

 Construction & Towing

• Chassis: Lippert Road Armor suspension + ABS brake drums support confident, smooth towing—even under wet conditions
  
  

• Flooring: One-piece 5/8″ DynaSpan® , durable and easy to clean
  
  

• Wiring: Keystone uses consistent wire colors across models, making maintenance and diagnostics simpler .
  
  

 Interior Layout & Comfort

• Rear living “den”: Features a large L‑shaped sofa (with theater seating) facing a rear-view window and TV on a slide-out televator; free‑standing dinette with ottoman; can be switched for a sleeper sofa
  
  

• Kitchen: U‑shaped countertop, stainless appliances including 21″ Furrion range, residential fridge (16 cu ft, 12 V), microwave, pantry with dual access to bathroom
  
  

• Bath: Full bath with shower featuring a seat. Convenience with dual pantry access adds clever usability
  
  

• Bedroom: Front private suite slid onto its own “nose” slide, includes king bed, two wardrobes (one prepped for a washer/dryer), dresser with hidden storage
  
  

 Features & Options

• Entertainment & comfort: LED HDTV, electric fireplace (5,500 BTU), ceiling fan, Max Air fan with rain sensor
  
  

• Exterior conveniences: 20‑ft electric awning with gas‑strut arms, friction‑hinge entry, power 4‑point auto-leveling, SolidStep® steps, and full “Convenience Center”
  
  

• Hero/Midnight Editions: Matte exterior, frameless windows, glass entry door, blackout rims, green LED accents; supports Wounded Warrior Project (Hero Edition)
  
  

• Pros:
  
  

• Unique, highly livable layout with dedicated rear lounge
  
  

• Solid towing mechanics with ABS & upgraded suspension
  
  

• Tested comfort across wide temperature range

  
  High-end finishes: hardwood cabinets, convenient storage

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• Individually Engineered Structural I-beam chassis w/ stamped steel cross-members & outriggers

• Electric four-point auto leveling system

• Helux™ series coil spring pin box

• Heavy duty 6,000 lbs. axles with ABS brakes

• High Performance Road Armor™ shock absorbing equalizer

• Bronze bushings, heavy duty 1/2 shackle plates and wet bolts to extend axle longevity

• Rainier H-Rated Tires: All-steel 16 ply tires with 8 year limited warranty

• Custom aluminum luxury wheels and full size spare tire

• 2" Rear accessory receiver with 300 lb. storage capacity

• Automotive-grade painted fiberglass front cap w/ KeyShield™ protection

• Front cap with dotless neon style LED lighting

• High intensity LED auxiliary light for hitching

• AlphaPLY roof membrane w/ Limited Lifetime warranty

• Tinted safety glass windows

• Frameless Windows

• Aluminum rear ladder

• Rear observation camera prep

• Reverse warning lights in taillight

• One-piece polypropylene underbelly

• Dual-heated holding tanks: 12v heat pads and furnace

• Friction hinge entry door with integrated blackout window shade

• Extra-Wide entry step with composite step treads

• Telescoping entry handrail

• Slam-latch baggage doors. Off-doorside split style for convenience

• Full pass through storage with LED light strip, power outlets and TV hookups

• Awning control switch located in storage compartment

• Key-Alike lock system

• Tough-ply flooring in main storage compartment

• Oversized front storage compartment with strut assisted baggage door

• Washable PVC sewer hose storage

• Heavy-duty battery box for dual batteries with EZ hook-up terminals

• Campsite convenience center for utilities that includes power tank fill

• Easy access panel for water pump service and filter maintenance

• Industry's best 76 gal. fresh tank capacity

• Industry leading holding tank securement with steel cross supports and Tank Guardian strap system

• Power Watchdog™ Safeview Smart RV power inlet: 50 amp

• 50 Amp electric, pre-wired and braced for 3rd AC

• Hot and cold exterior spray port

• Campsite tuned speakers

• Electric awning with gas strut arm with dotless neon style LED lighting

• 5/8" one-piece DynaSpan® flooring

• Tall slide out for added comfort and head room

• Night roller shades throughout

• Residential, shaker style hardwood cabinet doors and drawers

• Lock-It decorative crown molding at wall top edge

• 5,500 BTU electric fireplace with thermostat control and remote

• Max Air exhaust fan w/ rain sensor

• Dimmable lighting: main ceiling, main slideout

• Recessed flush mount lights in main ceiling