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View New & Used Keystone RVs for Sale in or near Mountainside, New Jersey

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Find your perfect Keystone rv for sale from the search results below. Contact a member to gain further information. Let our member network help you find your dream unit so you can further enjoy the rv lifestyle!
Used 2017 Keystone Passport SL Series East 199ML available in Souderton, Pennsylvania

Used 2017 Keystone Passport SL Series East 199ML

Used Travel Trailer in Souderton, Pennsylvania 18964

Check out this awesome layout with Murphy bed and u-shaped dinette.  Large rear bath! 

  • In Stock
  • New Arrival
  • Length: 22' 9"
  • Dry Weight: 4,016 lbs
  • # Slideouts: 1
  • Sleeping Cap: 4
New 2024 Keystone Avalanche 338GK available in Souderton, Pennsylvania

New 2024 Keystone Avalanche 338GK

New Fifth Wheel in Souderton, Pennsylvania 18964

  • 360 Tour
  • Available to Order
  • Length: 38' 0"
  • Dry Weight: 12,523 lbs
  • # Slideouts: 4
  • Sleeping Cap: 4
Used 2022 Keystone Cougar Half-Ton East 30RKD available in Souderton, Pennsylvania

Used 2022 Keystone Cougar Half-Ton East 30RKD

Used Travel Trailer in Souderton, Pennsylvania 18964

Very nice unit slide toppers great layout

  • In Stock
  • Length: 34' 9"
  • Dry Weight: 7,602 lbs
  • # Slideouts: 2
  • Sleeping Cap: 6
New 2024 Keystone Cougar Half-Ton 29RLISE available in Souderton, Pennsylvania

New 2024 Keystone Cougar Half-Ton 29RLISE

New Fifth Wheel in Souderton, Pennsylvania 18964

Lightest weight triple slide fifth wheel out there!  Stop by for a tour!

    • Length: 32' 9"
    • Dry Weight: 8,893 lbs
    • # Slideouts: 3
    • Sleeping Cap: 4
    Used 2021 Keystone Cougar Half-Ton 34TSB available in Souderton, Pennsylvania

    Used 2021 Keystone Cougar Half-Ton 34TSB

    Used Travel Trailer in Souderton, Pennsylvania 18964

    Like New pre owned 34TSB!   Bought here new, one owner and fully loaded.

    • New Arrival
    • Length: 37' 5"
    • Dry Weight: 8,563 lbs
    • # Slideouts: 3
    • Sleeping Cap: 11
    New 2024 Keystone Avalanche 378BH available in Souderton, Pennsylvania

    New 2024 Keystone Avalanche 378BH

    New Fifth Wheel in Souderton, Pennsylvania 18964

    Fresh new 378 IN STOCK!

    • In Stock
    • Length: 40' 7"
    • Dry Weight: 13,820 lbs
    • # Slideouts: 4
    • Sleeping Cap: 10
    Used 2020 Keystone Passport SL Series East 199ML available in Souderton, Pennsylvania

    Used 2020 Keystone Passport SL Series East 199ML

    Used Travel Trailer in Souderton, Pennsylvania 18964

    Check out this awesome layout with Murphy bed and u-shaped dinette.  Large rear bath! 

    • Recent Trade-In
    • Length: 22' 9"
    • Dry Weight: 4,016 lbs
    • # Slideouts: 1
    • Sleeping Cap: 4
    New 2024 Keystone Cougar Half-Ton East 34TSB available in Souderton, Pennsylvania

    New 2024 Keystone Cougar Half-Ton East 34TSB

    New Travel Trailer in Souderton, Pennsylvania 18964

    New arrival!  This trailer has an awesome bunkhouse for the kids or an additional room to bring friends! It also has a tankless water heater and lithium batteries!  

    • 360 Tour
    • Available to Order
    • Length: 37' 5"
    • Dry Weight: 8,547 lbs
    • # Slideouts: 3
    • Sleeping Cap: 11
    Used 2022 Keystone Passport Grand Touring East 2400RB GT available in Souderton, Pennsylvania

    Used 2022 Keystone Passport Grand Touring East 2400RB GT

    Used Travel Trailer in Souderton, Pennsylvania 18964

    Great layout with large rear bath.  Washer/dryer prep.  

    • Sale
    • In Stock
    • Recent Trade-In
    • Length: 28' 10"
    • Dry Weight: 5,725 lbs
    • # Slideouts: 1
    • Sleeping Cap: 4
    New 2024 Keystone Passport 170BH available in Souderton, Pennsylvania

    New 2024 Keystone Passport 170BH

    New Travel Trailer in Souderton, Pennsylvania 18964

    Check out this light weight mini bunk house! This is a great light weight family trailer.  

    • Sale
    • In Stock
    • New Arrival
    • Length: 17' 0"
    • Dry Weight: 3,500 lbs
    Used 2018 Keystone Cougar Half-Ton 27RES available in Souderton, Pennsylvania

    Used 2018 Keystone Cougar Half-Ton 27RES

    Used Travel Trailer in Souderton, Pennsylvania 18964

    Very nice pre owned unit ready for the road!

    • Sale
    • Recent Trade-In
    • Length: 27' 0"
    • Dry Weight: 6,430 lbs
    • # Slideouts: 1
    • Sleeping Cap: 6
    New 2024 Keystone Cougar 354FLS available in Souderton, Pennsylvania

    New 2024 Keystone Cougar 354FLS

    New Fifth Wheel in Souderton, Pennsylvania 18964

    Awesome new front living room fifth wheel IN STOCK!  2 AC's, Solar Flex 400iu with Lithium Batteries! 

    • 360 Tour
    • Available to Order
    • Length: 39' 2"
    • Dry Weight: 11,041 lbs
    • # Slideouts: 3
    • Sleeping Cap: 6
    New 2024 Keystone Cougar 260MLE available in Souderton, Pennsylvania

    New 2024 Keystone Cougar 260MLE

    New Fifth Wheel in Souderton, Pennsylvania 18964

    WOW this unit is special!  Midnight Edition full body paint!

      • Length: 30' 11"
      • Dry Weight: 9,725 lbs
      • # Slideouts: 2
      • Sleeping Cap: 4
      New 2022 Keystone Passport Grand Touring 2401BH GT available in Souderton, Pennsylvania

      New 2022 Keystone Passport Grand Touring 2401BH GT

      New Travel Trailer in Souderton, Pennsylvania 18964

      • Sale
      • 360 Tour
      • In Stock
      • Length: 28' 11"
      • Dry Weight: 5,700 lbs
      • # Slideouts: 1
      • Sleeping Cap: 8
      New 2023 Keystone Passport SL Series East 282QB available in Souderton, Pennsylvania

      New 2023 Keystone Passport SL Series East 282QB

      New Travel Trailer in Souderton, Pennsylvania 18964

      • Sale
      • In Stock
      • Length: 33' 3"
      • Dry Weight: 6,166 lbs
      • # Slideouts: 1
      • Sleeping Cap: 10
      Used 2022 Keystone Cougar East 316RLS available in Souderton, Pennsylvania

      Used 2022 Keystone Cougar East 316RLS

      Used Fifth Wheel in Souderton, Pennsylvania 18964

      One owner, great condition trade in available!

      • Recent Trade-In
      • Length: 35' 9"
      • Dry Weight: 10,436 lbs
      • # Slideouts: 3
      • Sleeping Cap: 6
      Used 2017 Keystone Passport Ultra Lite Grand Touring 3320BH available in Souderton, Pennsylvania

      Used 2017 Keystone Passport Ultra Lite Grand Touring 3320BH

      Used Travel Trailer in Souderton, Pennsylvania 18964

      Awesome family layout with large bunkhouse and tons of storage! Slide toppers added on two slides.  

      • Sale
      • Recent Trade-In
      • Length: 36' 10"
      • Dry Weight: 6,586 lbs
      • # Slideouts: 3
      • Sleeping Cap: 11
      New 2023 Keystone Passport SL Series 219BH available in Souderton, Pennsylvania

      New 2023 Keystone Passport SL Series 219BH

      New Travel Trailer in Souderton, Pennsylvania 18964

      • Sale
      • 360 Tour
      • In Stock
      • Length: 25' 6"
      • Dry Weight: 4,672 lbs
      • Sleeping Cap: 8
      New 2024 Keystone Cougar Half-Ton 22RBS available in Souderton, Pennsylvania

      New 2024 Keystone Cougar Half-Ton 22RBS

      New Travel Trailer in Souderton, Pennsylvania 18964

      • 360 Tour
      • Available to Order
      • Length: 25' 11"
      • Dry Weight: 5,621 lbs
      • # Slideouts: 1
      • Sleeping Cap: 4
      Used 2019 Keystone Cougar Half-Ton East 34TSB available in Souderton, Pennsylvania

      Used 2019 Keystone Cougar Half-Ton East 34TSB

      Used Travel Trailer in Souderton, Pennsylvania 18964

      Check out this awesome layout with large back bunkroom.  

      • Recent Trade-In
      • Sale Pending
      • Length: 38' 1"
      • Dry Weight: 8,548 lbs
      • # Slideouts: 3
      • Sleeping Cap: 11
      New 2023 Keystone Passport Grand Touring 2870RL GT available in Souderton, Pennsylvania

      New 2023 Keystone Passport Grand Touring 2870RL GT

      New Travel Trailer in Souderton, Pennsylvania 18964

      Large rear living space with tons of storage space! This unit comes with solar, 12v fridge, power jacks and more! 

      • Sale
      • In Stock
      • Length: 33' 0"
      • Dry Weight: 6,962 lbs
      • # Slideouts: 2
      • Sleeping Cap: 6
      Used 2014 Keystone Sprinter 300KBS available in Souderton, Pennsylvania

      Used 2014 Keystone Sprinter 300KBS

      Used Travel Trailer in Souderton, Pennsylvania 18964

      • Sale
      • Sale Pending
      • Length: 34' 5"
      • Dry Weight: 7,880 lbs
      • # Slideouts: 2
      • Sleeping Cap: 6
      New 2023 Keystone Passport Grand Touring 3401QD GT available in Souderton, Pennsylvania

      New 2023 Keystone Passport Grand Touring 3401QD GT

      New Travel Trailer in Souderton, Pennsylvania 18964

      WOW check out that bunk house!  All four double bunks with plenty of drawer space to put clothes.  Perfect for your family and still room to have guests!  Has solar, 12v fridge, and more! 

      • Sale
      • 360 Tour
      • In Stock
      • Length: 35' 0"
      • # Slideouts: 1
      • Sleeping Cap: 14
      New 2024 Keystone Passport Mini 190RD available in Souderton, Pennsylvania

      New 2024 Keystone Passport Mini 190RD

      New Travel Trailer in Souderton, Pennsylvania 18964

      • Sale
      • In Stock
      • New Arrival
      • Length: 21' 11"
      • Dry Weight: 3,510 lbs
      • Sleeping Cap: 4
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