Keystone Montana 3123RL Fifth Wheel — Luxury Rear Living & Premium Amenities

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  2026 Keystone Montana 3123RL – Luxury Fifth Wheel RV for Sale in Michigan, Florida & California

  Looking for the ultimate fifth wheel RV? The 2026 Keystone Montana 3123RL is one of the best-selling luxury RVs in Michigan, Florida, and California—and for good reason. Designed for full-time living or long seasonal trips, this Montana model combines residential comfort with the durability Keystone is famous for.

  Inside, you’ll enjoy a rear-living layout with a spacious open floor plan. The gourmet kitchen with island includes a residential refrigerator, convection microwave, and ample storage. The living room offers theater seating, a fireplace, and entertainment center for the perfect home-away-from-home experience. Up front, the private master suite boasts a king-size bed, large wardrobe, and washer/dryer prep, making extended RV living easy and comfortable.

  Key Specs:

  • Length: 35’4”

  • GVWR: 16,350 lbs

  • Fresh Water Tank: 70 gal

  • Gray Tank: 88 gal

  • Black Tank: 49 gal

  • Slides: 3

  Built for all-season travel, the Montana 3123RL features a robust Z-frame chassis, insulated walls, and dual power awnings for outdoor comfort. Whether you’re traveling across the open highways of Michigan, soaking up the sun in Florida, or exploring the coastlines of California, this fifth wheel delivers unmatched reliability and style.

  Why Buy the Keystone Montana 3123RL?

   

  Because it’s more than just an RV—it’s a lifestyle. The Montana is the #1 luxury fifth wheel in North America, trusted by thousands of RVers who demand the best in comfort and durability.

  View All 3123RL In Stock »

  We have 2 3123RL available

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  Specifications

  Sleeps	4
  Slides	3
  Length	35 ft 1 in
  Ext Height	13 ft 4 in
  Interior Color	Oakmont, Woodcliff
  Exterior Color	Volcano, Cobalt, Sterling, Glacier Full-Body Paint Choices
  Hitch Weight	2580 lbs
  Dry Weight	12881 lbs
  Cargo Capacity	3699 lbs
  Fresh Water Capacity	70 gals
  Grey Water Capacity	88 gals
  Black Water Capacity	49 gals
  Tire Size	ST235/80R16G
  Furnace BTU	35000 btu
  Available Beds	King
  Refrigerator Type	Residential w/ Ice maker
  Refrigerator Size	18 cu ft
  Convection Cooking	Yes
  Cooktop Burners	3
  Shower Size	48" x 30"
  Number of Awnings	2
  Axle Weight	7000 lbs
  LP Tank Capacity	30 lbs
  Water Heater Capacity	16 gal
  Water Heater Type	Gas/Electric Quick Recovery
  AC BTU	45000 btu
  TV Info	LR 50" Smart TV, BR 32" LCD TV
  Awning Info	16' Electric with LED Lights
  Axle Count	2
  Washer/Dryer Available	Yes
  Number of LP Tanks	2
  Shower Type	Shower w/Seat
  Electrical Service	50 amp

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