NewFifth WheelStock # 23122
2026 Keystone Montana 3900RK
MAP$135,995






























































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At a Glance
Specifications
- Height
- 13′ 4″
- Hitch Weight
- 3,405 lbs
- Length
- 43′ 10″
- Max Sleeping Count
- 6
- Slideouts
- 4
- Fresh Water
- 77 gal
- Grey Water
- 150 gal
- Black Water
- 100 gal
What's Included
Standard Features
Exterior And Appearance
Slideouts
Number of Slideouts4
Interior
Beds
Max Sleeping Count 6
Floorplan
Floorplan StyleRear Kitchen
Floorplan FeatureWalk-Thru Bath
Floorplan LifestyleLuxury Travel
Upgrades
Optional Equipment
- CONVENIENCE PACKAGE
- ULTIMATE COMFORT PACKAGE
- REFRIGERATOR - 12V - 20 CF
- TCS SUSPENSION W/8K AXLES
- ABS BRAKING SYSTEM
- HELUX PIN BOX
- H - RANGE TIRES
- TRIPLE A/C PACKAGE
- 6 POINT HYDRAULIC AUTO LEVELING
- WASHER AND DRYER
- SOLAR FLEX DISCOVER
- STATE SEAL - WA
- RVIA SEAL - GO CAMPING
- MONTANA
- PEACE OF MIND PACKAGE
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