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

99 listings available

RVUSA offers a variety of rvs for sale in Mountainside, NJ. Our dealer network can help you find the rv of your dreams! Email one of our dealerships and let them help enhance your rv lifestyle!
Used 2003 National RV  300 available in Souderton, Pennsylvania

Used 2003 National RV 300

Used Class A in Souderton, Pennsylvania 18964

Very nice well kept one owner unit fully functioning 

  • Sale
  • In Stock
  • New Arrival
  • Length: 30' 0"
  • Sleeping Cap: 6
New 2023 Alliance RV Avenue 33RKS available in Souderton, Pennsylvania

New 2023 Alliance RV Avenue 33RKS

New Fifth Wheel in Souderton, Pennsylvania 18964

Awesome layout with large rear kitchen!  Solar panels, theatre seating, fireplace, king bed.  

  • Sale
  • New Arrival
  • Length: 34' 5"
  • Dry Weight: 10,995 lbs
New 2024 Alliance RV Valor 36V11 available in Souderton, Pennsylvania

New 2024 Alliance RV Valor 36V11

New Toy Hauler in Souderton, Pennsylvania 18964

This gorgeous toy hauler has a 3 seasons patio glass door, Weather resistant Ramp Door, Ramp door patio package, 17cf 12 volt Refrigerator, Solar package, and much more.  

  • 360 Tour
  • In Stock
  • New Arrival
  • Length: 39' 8"
  • Dry Weight: 14,000 lbs
  • # Slideouts: 3
  • Sleeping Cap: 7
New 2024 Keystone Cougar Half-Ton 32BHS available in Souderton, Pennsylvania

New 2024 Keystone Cougar Half-Ton 32BHS

New Fifth Wheel in Souderton, Pennsylvania 18964

Finally its here!  One of the best selling bunk trailers in the industry!

  • New Arrival
  • Length: 35' 8"
  • Dry Weight: 9,428 lbs
  • # Slideouts: 3
  • Sleeping Cap: 11
New 2024 Keystone Cougar Sport 2100RK available in Souderton, Pennsylvania

New 2024 Keystone Cougar Sport 2100RK

New Fifth Wheel in Souderton, Pennsylvania 18964

awesome new layout from cougar at a reasonable price.  JUST ARRIVED

  • Blow Out Price
  • In Stock
  • Length: 26' 3"
  • Dry Weight: 6,815 lbs
  • # Slideouts: 1
  • Sleeping Cap: 6
New 2024 Keystone Avalanche 338GK available in Souderton, Pennsylvania

New 2024 Keystone Avalanche 338GK

New Fifth Wheel in Souderton, Pennsylvania 18964

One of the best avalache alpine out there!  tons of storage and fully loaded

  • New Arrival
  • Length: 37' 11"
  • Dry Weight: 12,685 lbs
  • # Slideouts: 4
  • Sleeping Cap: 4
New 2022 Alliance RV Avenue 36BRM available in Souderton, Pennsylvania

New 2022 Alliance RV Avenue 36BRM

New Fifth Wheel in Souderton, Pennsylvania 18964

This gorgeous bunk house just hit the lot!  It's a MUST SEE! King bed, 12V Refrigerator, Off the grid solar package! 

  • Sale
  • In Stock
  • Special
  • Length: 39' 5"
  • Dry Weight: 11,700 lbs
  • # Slideouts: 3
  • Sleeping Cap: 6
Used 2013 Keystone Alpine 3600RS available in Souderton, Pennsylvania

Used 2013 Keystone Alpine 3600RS

Used Fifth Wheel in Souderton, Pennsylvania 18964

Very nice high end unit ready for camping

  • In Stock
  • New Arrival
  • Length: 39' 2"
  • Dry Weight: 12,227 lbs
  • # Slideouts: 3
  • Sleeping Cap: 4
New 2024 Alliance RV Paradigm 395DS available in Souderton, Pennsylvania

New 2024 Alliance RV Paradigm 395DS

New Fifth Wheel in Souderton, Pennsylvania 18964

Check out this gorgeous double suite fifth wheel with two full baths and a loft!  

  • New Arrival
  • Length: 42' 6"
  • Dry Weight: 13,920 lbs
New 2025 Winnebago Forza 34T available in Millstone Township, New Jersey

New 2025 Winnebago Forza 34T

New Class A in Millstone Township, New Jersey 08535

Options Included: NL2: Tapestry/Gray/Driftwood II 1DF: Exterior TV Entertainment Center 14C: Electric Fireplace 21S: Washer & Dryer 45B: Loft Bed 57P: Radio Speakers – Premium Sound 62N: Passenger Seat Footrest and Tablet 70D: Satellite Radio wit ...

  • Sale
  • In Stock
  • Length: 35' 6"
  • # Slideouts: 2
  • Sleeping Cap: 8
New 2022 Keystone Cougar Half-Ton 24RDS available in Souderton, Pennsylvania

New 2022 Keystone Cougar Half-Ton 24RDS

New Fifth Wheel in Souderton, Pennsylvania 18964

Gorgeous unit with Solar, Fireplace, 12V Refrigerator, Theatre seating! 

  • Sale
  • 360 Tour
  • Sale Pending
  • Length: 28' 11"
  • Dry Weight: 7,369 lbs
  • # Slideouts: 2
  • Sleeping Cap: 6
New 2024 Winnebago Sunstar NPF 29NP available in Millstone Township, New Jersey

New 2024 Winnebago Sunstar NPF 29NP

New Class A in Millstone Township, New Jersey 08535

Options Included NE2: Town & Country/Brown/Salinas 073: Cooling Upgrade Package (Includes (2) 13,500 BTUs A/C, 50-amp. power cord, 5,500-watt Cummins Onan® MicroQuiet™ gas generator, Auto Transfer Switch) 13G: Range 3 Burner With Oven 13X: In ...

  • Sale
  • In Stock
  • Length: 30' 0"
  • # Slideouts: 1
  • Sleeping Cap: 8
New 2024 Alliance RV Paradigm 310RL available in Souderton, Pennsylvania

New 2024 Alliance RV Paradigm 310RL

New Fifth Wheel in Souderton, Pennsylvania 18964

  • In Stock
  • New Arrival
  • Length: 34' 11"
  • Dry Weight: 12,243 lbs
  • # Slideouts: 3
  • Sleeping Cap: 4
New 2024 Keystone Avalanche 390DS available in Souderton, Pennsylvania

New 2024 Keystone Avalanche 390DS

New Fifth Wheel in Souderton, Pennsylvania 18964

WOW what a unit! Two master suites with two full baths.  Large loft for the kids! 

  • Sale
  • 360 Tour
  • In Stock
  • New Arrival
  • Length: 42' 11"
  • Dry Weight: 14,384 lbs
  • # Slideouts: 4
  • Sleeping Cap: 6
Used 2019 Coachmen Freedom Express Select 17BLSE available in Souderton, Pennsylvania

Used 2019 Coachmen Freedom Express Select 17BLSE

Used Toy Hauler in Souderton, Pennsylvania 18964

  • Sale
  • Recent Trade-In
  • Length: 20' 4"
  • Dry Weight: 3,576 lbs
  • Sleeping Cap: 4
New 2024 Alliance RV Valor 31T13 available in Souderton, Pennsylvania

New 2024 Alliance RV Valor 31T13

New Toy Hauler in Souderton, Pennsylvania 18964

Check out this new travel trailer toy hauler! 

  • In Stock
  • New Arrival
  • Length: 35' 11"
  • Dry Weight: 8,900 lbs
  • Sleeping Cap: 6
New 2023 Keystone Avalanche 360FL available in Souderton, Pennsylvania

New 2023 Keystone Avalanche 360FL

New Fifth Wheel in Souderton, Pennsylvania 18964

WOW what a layout out!  This unit is a 2023 and ready for camping!

  • Sale
  • Blow Out Price
  • In Stock
  • New Arrival
  • Length: 40' 1"
  • Dry Weight: 13,875 lbs
  • # Slideouts: 5
  • 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 Half-Ton 23MLE available in Souderton, Pennsylvania

New 2024 Keystone Cougar Half-Ton 23MLE

New Fifth Wheel in Souderton, Pennsylvania 18964

awesome new layout just arrived!

  • In Stock
  • New Arrival
  • Length: 27' 11"
  • Dry Weight: 7,678 lbs
  • # Slideouts: 2
  • Sleeping Cap: 6
New 2024 Alliance RV Valor 42V13 available in Souderton, Pennsylvania

New 2024 Alliance RV Valor 42V13

New Toy Hauler in Souderton, Pennsylvania 18964

  • Coming Soon
  • Length: 44' 1"
New 2023 Keystone Cougar 320RDS available in Souderton, Pennsylvania

New 2023 Keystone Cougar 320RDS

New Fifth Wheel in Souderton, Pennsylvania 18964

Check out this awesome rear den layout! This new model is a MUST SEE!  

  • Sale
  • 360 Tour
  • In Stock
  • New Arrival
  • Length: 36' 10"
Used 2000 National RV Tradewinds 7371 available in Souderton, Pennsylvania

Used 2000 National RV Tradewinds 7371

Used Diesel Pusher in Souderton, Pennsylvania 18964

Stop by for a tour of this one!  You will not believe how nice the interior is!  Runs great, good tires, she is ready to hit the road...

  • Sale
  • Length: 37' 0"
  • # Slideouts: 1
  • Mileage: 102,000
  • Sleeping Cap: 4
Used 2014 Itasca Sunstar 31KE available in Millstone Township, New Jersey

Used 2014 Itasca Sunstar 31KE

Used Class A in Millstone Township, New Jersey 08535

Options Included: E15: Inglewood/Neutral/Forest Cherry Interior Decor 50R: Front Bunk - Pull Down 92D: Cobblestone & Taupe Exterior Generator Hours: 641.7 Weights & Measures   31KE Exterior Length 31’2" Exterior Height 12’3″ ...

  • Sale
  • In Stock
  • Length: 31' 2"
  • # Slideouts: 1
  • Mileage: 49,620
  • Sleeping Cap: 7
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
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