This unit has a sale pending.
It's still listed because pending deals sometimes fall through. Ask the dealer to be next in line.
Rear bath, front bedroom, walk-thru bath, loft, two full baths
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2025 Keystone Montana 3915TB
UsedStock #UT890203
Listing price
2025 Montana 3915TB
Other floor plans with a similar body style, feature mix, and price range, prioritizing other manufacturers and brands.
The 3915TB stands out for its loft that opens directly to the living area, giving the whole front of the rig an airy, expansive feel that's rare in a fifth wheel. Two full baths. Including a walk-thru, and a dedicated rear bathroom with its own exterior entry door make sharing the space genuinely practical. The kitchen comes loaded with solid surface countertops, a high-rise pull-down faucet, and an oversized stainless sink, with an optional 20 cu. ft. 12V residential fridge that owners frequently call out as a highlight. La-Z-Boy furniture, a 5K BTU fireplace, and backlit crown molding round out an interior that earns its reputation as one of the more polished builds in the Montana lineup.
Length
43 ft
Dry weight
15,222 lbs
GVWR
18,000 lbs
Sleeps
9
Many factors play into a unit's listing price and what you should pay. This guide provides a ballpark estimate, but it does not factor in your exact scenario or how different listings are equipped.
$78,900 – $149,999
This unit is ranked 1 of 9 by asking price in this group.
Blue Compass RV
Rockport, TX
Sells faster than 72% of US RV dealers
Compared with 1,115 dealers nationwide
Keystone Montana fifth wheel 3915TB highlights:
Two Full Baths
Four Slide Outs
Middle Kitchen/Living
Shower with a Seat
Two Power Awnings
Free-Standing Dinette with Storage
Traveling with friends and family is easier than ever with this fifth wheel in tow! There are two master suites; one for you and one for guests! The front master suite includes a king bed slide out, a front closet with a hamper, plus stackable washer/dryer prep if you want the option to make wash day easier. There is also convenient underbed storage, a dresser with a Smart HD TV, plus a private entrance into the dual entry bath. Head to the rear master suite to find just as much comfort with a queen bed slide out, dual closets and a dresser, plus a full rear bath where the second entry door is located. There is also a loft area above this room with three bunk mats for more campers! The middle kitchen and living area includes many comforts, like the power theater seating across from the 50" Smart TV and hide-a-bed sofa, plus the U-shaped kitchen with ample counter space and a 24" range. You'll also find food storage in the pantry and 18 cu. ft. residential refrigerator with an ice maker, or you can choose the slightly larger optional 20 cu. ft. refrigerator!
Enjoy luxury, innovation, and the outdoors in any one of Montana's finest fifth wheels. Each set the standard with exceptional features, and exciting factory installed options to provide you a great home on the road. Keystone's exclusive 12" I-beam chassis with z-frame technology has been reengineered to be stronger, lighter, and built for "the long haul". A few other construction features you will appreciate include a Road Armor suspension, 2" thick, dual-layered lauan high gloss fiberglass sidewalls, a MaxTurn front cap with KeyShield automotive-grade paint, and a fully walkable roof with an Alpha seamless TPO membrane system. Each feature stylish interiors with two decor choices paired with beautiful hardwood cabinetry, vinyl flooring throughout, central vacuum, plus a La-Z-Boy furniture package for all-around comfort!
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