
Location
InteractRVPO Box 2291
Midland, MI 48641-2291
800-515-9672
New 2025 Alpine 3700FL Fifth Wheel
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Shop Alpine 3700FL For Sale
New 2025 Keystone RV Alpine 3700FL
- Price: $128,095
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $128,095
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $128,521
- You Save: $38,526
- Sale Price: $89,995
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, Easton, Atwood interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $132,564
- You Save: $40,664
- Sale Price: $91,900
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, EASTON interior ...more
New 2024 Keystone RV Alpine 3700FL
- Price: $131,078
- You Save: $46,079
- Sale Price: $84,999
King Bed, Front Living, 41 ft in length, weighs 14360 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $126,789
- You Save: $40,759
- Sale Price: $86,030
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, Easton, Atwood interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $111,263
- You Save: $13,768
- Sale Price: $97,495
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $127,444
- You Save: $32,646
- Sale Price: $94,798
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, WHITE FOG exterior, EASTON interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $125,971
- You Save: $25,194
- Sale Price: $100,777
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $112,696
- You Save: $29,697
- Sale Price: $82,999
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $131,521
- You Save: $41,521
- Sale Price: $90,000
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $128,095
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $128,521
- You Save: $38,526
- Sale Price: $89,995
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, Easton, Atwood interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $132,564
- You Save: $40,664
- Sale Price: $91,900
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, EASTON interior ...more
New 2024 Keystone RV Alpine 3700FL
- Price: $131,078
- You Save: $46,079
- Sale Price: $84,999
King Bed, Front Living, 41 ft in length, weighs 14360 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $126,789
- You Save: $40,759
- Sale Price: $86,030
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, Easton, Atwood interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $111,263
- You Save: $13,768
- Sale Price: $97,495
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $127,444
- You Save: $32,646
- Sale Price: $94,798
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, WHITE FOG exterior, EASTON interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $125,971
- You Save: $25,194
- Sale Price: $100,777
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $112,696
- You Save: $29,697
- Sale Price: $82,999
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $131,521
- You Save: $41,521
- Sale Price: $90,000
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $128,095
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $128,521
- You Save: $38,526
- Sale Price: $89,995
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, Easton, Atwood interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $132,564
- You Save: $40,664
- Sale Price: $91,900
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, EASTON interior ...more
New 2024 Keystone RV Alpine 3700FL
- Price: $131,078
- You Save: $46,079
- Sale Price: $84,999
King Bed, Front Living, 41 ft in length, weighs 14360 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $126,789
- You Save: $40,759
- Sale Price: $86,030
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, Easton, Atwood interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $111,263
- You Save: $13,768
- Sale Price: $97,495
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $127,444
- You Save: $32,646
- Sale Price: $94,798
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides, WHITE FOG exterior, EASTON interior ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $125,971
- You Save: $25,194
- Sale Price: $100,777
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $112,696
- You Save: $29,697
- Sale Price: $82,999
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
New 2025 Keystone RV Alpine 3700FL
- Price: $131,521
- You Save: $41,521
- Sale Price: $90,000
Front Living, Kitchen Island, 41 ft in length, weighs 14111 lbs, sleeps up to 6, 5 slides ...more
Alpine 3700FL Description
Keystone RV Alpine fifth wheel 3700FL highlights:
- Underbed Storage
- Bath and a Half
- Kitchen Island
- Front Living Area
- Heated Basement Storage
A full rear bathroom creates a master suite in this fifth wheel! The private bedroom has a king bed slide with storage underneath for extra blankets, a chest with a TV, and access to the full bathroom which has a dual sink vanity, a shower with a seat, and a closet with stackable washer and dryer prep. The half bathroom is by the kitchen so you can quickly get back to preparing your delicious meal with the three burner cooktop and kitchen island then enjoy your meals at the free standing dinette. The front living area has a front entertainment center with a 40" fireplace and 50" TV with overhead cabinets to store your movies, as well as opposing tri-fold sofa sleeper slides and Thomas Payne theater seating with heat, massage, LED lights, and a USB charging station.
Luxury is not an option, it is a standard with each one of these Keystone RV Alpine fifth wheels! A 8' 4" wide body construction will create an open, residential feeling, and cutting-edge technology will provide a hassle-free camping experience. The Tru-Fit slide construction is more durable and minimizes motor structural stress, as well as resists leaking, and the Blade Pure airflow system provides residential comfort with its high-performance. Each fifth wheel includes designer flooring throughout, stunning solid wood cabinet doors, luxurious crown molding, and solid surface countertops in the kitchen. The exterior also includes an outside shower with hot and cold water, Lippert strut assisted SolidSteps, Hitch Vision with LED lighting, and many more conveniences!
Alpine 3700FL Specifications
Sleeps | 6 |
Slides | 5 |
Length | 41 ft 5 in |
Ext Width | 8 ft 4 in |
Ext Height | 13 ft 4 in |
Interior Color | Easton, Atwood |
Exterior Color | Blue Slate Full Body Paint, Copper Mist, Frost Black |
Hitch Weight | 3080 lbs |
Dry Weight | 14111 lbs |
Cargo Capacity | 2969 lbs |
Fresh Water Capacity | 75 gals |
Grey Water Capacity | 78 gals |
Black Water Capacity | 78 gals |
Tire Size | ST235/80R16G |
Furnace BTU | 35000 btu |
Available Beds | King |
Refrigerator Type | Residential with Ice Maker |
Refrigerator Size | 18 cu ft |
Convection Cooking | Yes |
Cooktop Burners | 3 |
Number of Awnings | 2 |
Axle Weight | 7000 lbs |
LP Tank Capacity | 30 lbs |
Water Heater Type | On Demand |
AC BTU | 46500 btu |
TV Info | LR 50" LED TV, BR Smart HDTV |
Awning Info | 14' Carefree with Adjustable Arms |
Axle Count | 2 |
Washer/Dryer Available | Yes |
Number of LP Tanks | 2 |
Shower Type | Shower w/Seat |
Electrical Service | 50 amp |
Alpine 3700FL Reviews
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ManuFacts

When Cole Davis founded Keystone RV in 1996 his vision was clear: to build a quality RVs loaded with features, and provided exceptional value to owners. To accomplish his goal, Cole would recruit and build a strong team, focus on keeping overhead low, and empower the people closest to the customer to make decisions.
Today, Keystone RV Company is the #1 manufacturer of towable RV’s in North America with more than a million owners, 5,000 team members and over a million square feet of manufacturing in Goshen, Indiana and Pendleton, Oregon. Although a lot has changed, Cole’s wisdom still guides us. Our goal is to surprise and delight our owners at each and every touchpoint, providing them with the information, quality, and assurance they need to move in the direction of their dreams – to Live It Out™