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Stock Number: 52683C
Exterior Length: 38 ft 1 in
Sleeps: 5
Number of Slide Outs: 3
Condition: Used
Number of Axles: Tandem
Description: Used 2018 Keystone RV Cougar 344MKS
Details: Keystone Cougar fifth wheel 344MKS
highlights: Booth Dinette Kitchen Island Fireplace Theater Seati...
Updated: Sunday, September 27, 2026 03:45 AM
Seller: Petes RV Indiana
Stock Number: 501361
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: WHITE (WHITE FOG)
Description: New 2027 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Friday, September 25, 2026 08:24 AM
Seller: Toliver RV - Stanton
Stock Number: V2500348
Exterior Length: 39 ft 11 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Width: 8 in
Description: KEYSTONE COUGAR 350LLK FIFTH WHEEL TRAVEL TRAILER Specifications: Shipping Weight 12,040 lb. Carrying Capacity 2,960 lb. Hitch 2,240 lb. Length 3...
Updated: Sunday, September 27, 2026 12:09 AM
Seller: Family RV Center - Sweetwater
Stock Number: 501362
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: WHITE (WHITE FOG)
Description: New 2027 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Friday, September 25, 2026 08:24 AM
Seller: Toliver RV - Stanton
Stock Number: 7057
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: WHITE FOG
Description: New 2027 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Thursday, September 10, 2026 04:06 AM
Seller: McKee RV
Stock Number: 118256
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Number of Axles: Tandem
Description: New 2027 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Monday, September 14, 2026 07:31 PM
Seller: Bankston Motor Homes Of Gadsden
Stock Number: 118255
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Number of Axles: Tandem
Description: New 2027 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Friday, September 11, 2026 07:30 PM
Seller: Bankston Motor Homes of Hunstville
Stock Number: 19011
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: WHITE FOG
Description: New 2027 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Tuesday, September 22, 2026 10:03 AM
Seller: RV Station-Waco
Stock Number: 19011
Condition: New
VIN: 4YDFCGT2XV2500196
Description:
Updated: Tuesday, September 22, 2026 10:03 AM
Seller: RV Station-Waco
Stock Number: 93222
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: PHANTOM GRAY
Description: New 2026 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Sunday, September 20, 2026 03:46 AM
Seller: Petes RV Vermont
Stock Number: 223057
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: WHITE FOG
Description: New 2026 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Friday, September 25, 2026 09:24 AM
Seller: Fun Town RV - Amarillo
Stock Number: CG4595
Exterior Length: 39 ft 4 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
VIN: 4YDFCGT24T2504595
Description: Introducing the 2026 Keystone Cougar 350LLK, a new fifth-wheel that combines luxury with practicality. At 39.3 ft in length and a dry weight of 11,...
Updated: Thursday, September 03, 2026 06:09 AM
Seller: A & L RV Sales - Richmond
Stock Number: 93221
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Number of Axles: Tandem
Description: New 2026 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Sunday, September 27, 2026 03:45 AM
Seller: Camper Liquidators-IN
Stock Number: 6356
Exterior Length: 39 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Color: WHITE FOG
Description: New 2026 Keystone RV Cougar 350LLK
Details: Keystone Cougar fifth wheel 350LLK highlights: Rear Luxury Kitchen Four Slide Outs Queen Bed Shower w...
Updated: Sunday, September 13, 2026 04:04 AM
Seller: McKee RV
Stock Number: 19330
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE
Description: New 2027 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Tuesday, September 22, 2026 10:03 AM
Seller: RV Station-Colbert
Stock Number: 501190V
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE (WHITE FOG)
Description: New 2027 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Friday, September 25, 2026 08:24 AM
Seller: Toliver RV - Victoria
Stock Number: B929
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tandem
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Thursday, September 24, 2026 04:50 AM
Seller: Bob Hurley RV - OKC
Stock Number: B836
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Number of Axles: Tandem
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Thursday, September 24, 2026 04:50 AM
Seller: Bob Hurley RV - OKC
Stock Number: 506170
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: GREY (PHANTOM GREY)
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS MIDNIGHT EDITION highlights: Full and Half Bath Master Suite Kitch...
Updated: Friday, September 25, 2026 08:24 AM
Seller: Toliver RV - Stanton
Stock Number: KE18950
Exterior Length: 35 ft
Sleeps: 4
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE
Description: ****STK#: KE18950.****
~~~ ON SPECIAL NOW! ~~~
Keystone C...
Updated: Tuesday, September 08, 2026 03:00 PM
Seller: RV World Yuma
Stock Number: 220405
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Friday, September 25, 2026 09:24 AM
Seller: Fun Town RV - Amarillo
Stock Number: 220409
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Friday, September 25, 2026 09:24 AM
Seller: Fun Town RV - Orange
Stock Number: 220408
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Friday, September 25, 2026 09:24 AM
Seller: Fun Town RV - Fairfield
Stock Number: 220410
Exterior Length: 39 ft 3 in
Sleeps: 5
Number of Slide Outs: 3
Condition: New
Exterior Color: WHITE
Description: New 2026 Keystone RV Cougar 355FBS
Details: Keystone Cougar fifth wheel 355FBS highlights: Full and Half Bath Master Suite Kitchen Island Firepla...
Updated: Friday, September 25, 2026 09:24 AM
Seller: Fun Town RV-Cleburne
Stock Number: 339674
Exterior Length: 3 ft 3 in
Sleeps: 6
Number of Slide Outs: 3
Condition: New
VIN: 4YDFCGT20T2501919
Description: NEW 2026 KEYSTONE RV COUGAR 355FBS – 339674
The 2026 Keystone Cougar 355FBS is designed for those who crave both luxury and functionalit...
Updated: Monday, August 17, 2026 10:16 AM
Seller: General RV Center
Stock Number: UT2597
Exterior Length: 39 ft 4 in
Sleeps: 5
Number of Slide Outs: 3
Condition: Used
Exterior Color: Black Onyx Midnight
Description: Experience the great outdoors with the 2023 Keystone Cougar 355FBS, a spacious fifth wheel designed to accommodate up to 5 people comfortably. With...
Updated: Thursday, September 03, 2026 06:09 AM
Seller: A & L RV Sales - Lake Park
Stock Number: 65774A
Condition: Used
VIN: 4YDF35728M2511761
Description:
Updated: Thursday, September 24, 2026 04:27 PM
Seller: Great American RV of Huntsville
Stock Number: 357919
Exterior Length: 3 ft 3 in
Sleeps: 10
Number of Slide Outs: 4
Condition: New
Exterior Width: 8 in
Description: NEW 2027 KEYSTONE COUGAR 360MBI – 357919
Keystone Cougar 360MBI highlights:
Mid-Bunk Room with Loft
Rear Living Room
Kitchen Island
Fou...
Updated: Monday, August 17, 2026 10:16 AM
Seller: General RV Colorado
