Keystone Montana

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Available Keystone Montana Floorplans

Keystone Montana 3811MS floorplanView full screen

Wheels

Wheel MaterialAluminum
Number of Axles2

Awning

Awning Length360 in

Propane Tanks

Total Propane Tank Capacity60 lbs

Holding Tanks

Total Gray Water Tank Capacity88.0 gal
Total Black Water Tank Capacity49.0 gal
Total Fresh Water Tank Capacity66.0 gal

Oven / Stove

Overhead FanOverhead Fan
Oven Depth22 in
Oven BTUs9000

Refrigerator

Refrigerator Power ModeElectric / Propane
Refrigerator SizeFull-Size

Air Conditioning

Heater (BTU)35000 BTUs
Air Conditioning (BTU)30000 BTUs

Water Heater

Water Heater Tank Capacity12 g

Exterior Measurements

Vehicle Body Width96 in
Vehicle Body Length489 in
Vehicle Body Height161 in

Weights

Standard Payload3067 lbs
GVWR16700 lbs
Dry Weight13633 lbs

Trailering

Hitch Weight2705 lbs
Common Questions
What are the exterior dimensions of the Keystone Montana 3811MS?
The Keystone Montana 3811MS comes in at 489 in long, 96 in wide, and 161 in tall.
How much does the Keystone Montana 3811MS weigh?
The Keystone Montana 3811MS starts at 13633 lbs empty and is rated to 16700 lbs loaded.
What do I need to tow and haul the Keystone Montana 3811MS?
Key numbers are a hitch weight of 2705 lbs and a payload capacity of 3067 lbs. Bring your tow vehicle details and we'll verify the match.
What are the holding tank capacities on the Keystone Montana 3811MS?
Onboard capacity is 66.0 gal fresh, 88.0 gal gray, and 49.0 gal black — enough for a long weekend off hookups for most families.
How much fuel does the Keystone Montana 3811MS carry?
The Keystone Montana 3811MS carries 60 lbs of propane.
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