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Stock Number: UT241076
Exterior Length: 38 ft 1 in
Sleeps: 6
Number of Slide Outs: 3
Condition: Used
Exterior Width: 8 ft
Description: Used 2018 Keystone RV Cougar 333MKS
Details: This Keystone Cougar fifth wheel 333MKS can be your new home on wheels! With triple slides that incre...
Updated: Thursday, September 03, 2026 06:48 AM
Location: Indianapolis, Indiana
Seller: Blue Compass RV - Indy
Stock Number: 94137C
Exterior Length: 38 ft
Sleeps: 9
Number of Slide Outs: 4
Condition: Used
Exterior Width: 8 ft
Description: Used 2017 Keystone RV Cougar 336BHS
Details: This Keystone Cougar fifth wheel features quadruple slides to give you ample room inside for the whol...
Updated: Tuesday, September 01, 2026 09:57 AM
Location: South Windsor, Connecticut
Seller: Petes RV - Connecticut
Stock Number: 93016C
Exterior Length: 37 ft 8 in
Sleeps: 9
Number of Slide Outs: 4
Condition: Used
Exterior Width: 8 ft
Description: Used 2016 Keystone RV Cougar 336BHS
Details: This Keystone Cougar fifth wheel features quadruple slides to give you ample room inside for the whol...
Updated: Monday, September 07, 2026 03:47 AM
Location: Foxboro, Massachusetts
Seller: Petes RV Massachusetts
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: Tuesday, September 01, 2026 09:57 AM
Location: Schererville, Indiana
Seller: Petes RV Indiana
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: Monday, September 07, 2026 12:08 AM
Location: Sweetwater, Texas
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: Tuesday, September 01, 2026 07:11 AM
Location: Stanton, Texas
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: Friday, September 04, 2026 04:04 AM
Location: Perry, Iowa
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: Wednesday, August 26, 2026 07:26 AM
Location: Attalla, Alabama
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: Wednesday, August 26, 2026 07:26 AM
Location: Huntsville, Alabama
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: Thursday, August 27, 2026 10:39 AM
Location: Lorena, Texas
Seller: RV Station-Waco
Stock Number: 19011
Condition: New
VIN: 4YDFCGT2XV2500196
Description:
Updated: Thursday, August 27, 2026 10:39 AM
Location: Lorena, Texas
Seller: RV Station-Waco
Stock Number: B876
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: Wednesday, September 02, 2026 12:36 PM
Location: Oklahoma City, Oklahoma
Seller: Bob Hurley RV - OKC
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: Tuesday, September 01, 2026 09:57 AM
Location: South Burlington, Vermont
Seller: Petes RV Vermont
Stock Number: 353753
Exterior Length: 3 ft 3 in
Sleeps: 4
Number of Slide Outs: 4
Condition: New
Exterior Width: 8 in
Description: NEW 2026 KEYSTONE COUGAR 350LLK – 353753
**2026 Keystone Cougar 350LLK Highlights:**
- Rear Kitchen with Luxury Appliances
- L-Shaped So...
Updated: Saturday, August 22, 2026 03:33 AM
Location: Birch Run, Michigan
Seller: General RV Center - Birch Run
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: Thursday, September 03, 2026 07:53 AM
Location: Amarillo, Texas
Seller: Fun Town RV - Amarillo
Stock Number: T2504458
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: Monday, September 07, 2026 12:09 AM
Location: Sweetwater, Texas
Seller: Family RV Center - Sweetwater
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
Location: Johnson City, Tennessee
Seller: A & L RV Sales - Richmond
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 06, 2026 04:04 AM
Location: Perry, Iowa
Seller: McKee RV
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: Tuesday, September 01, 2026 09:57 AM
Location: Schererville, Indiana
Seller: Camper Liquidators-IN
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: Wednesday, September 02, 2026 09:46 PM
Location: Colbert, Oklahoma
Seller: RV Station-Colbert
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: Wednesday, September 02, 2026 12:36 PM
Location: Oklahoma City, Oklahoma
Seller: Bob Hurley RV - OKC
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: Wednesday, September 02, 2026 12:36 PM
Location: Oklahoma City, Oklahoma
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: Tuesday, September 01, 2026 08:51 AM
Location: Stanton, Texas
Seller: Toliver RV - Stanton
Stock Number: B823
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: Wednesday, September 02, 2026 12:36 PM
Location: Oklahoma City, Oklahoma
Seller: Bob Hurley RV - OKC
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: Thursday, September 03, 2026 07:53 AM
Location: Amarillo, Texas
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: Thursday, September 03, 2026 07:53 AM
Location: Orange, Texas
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: Thursday, September 03, 2026 07:53 AM
Location: Fairfield, Texas
Seller: Fun Town RV - Fairfield
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 Cougar fifth wheels deliver a ref...
Updated: Wednesday, August 26, 2026 11:57 AM
Location: Yuma, Arizona
Seller: RV World Yuma
