2025 Keystone Alpine Avalanche 366LS

The 2025 Keystone Alpine Avalanche 366LS is a New 5th Wheel built for travelers who want space, comfort, and easy towing. This RV pairs the Alpine Avalanche design with the 366LS trim to deliver a capable home base on the road.

At 40 feet 10 inches in length, the 2025 Keystone Alpine Avalanche 366LS offers room for families or groups, with sleeping space for up to 6. A dry weight of 14,027 pounds and a GVWR of 16,200 pounds give you clear towing targets, helping you match the trailer to the right truck. These numbers provide a solid foundation for confident travel and smart packing.

The 2025 Keystone Alpine Avalanche 366LS focuses on livability for extended stays or weekend escapes alike. With capacity to sleep 6, it suits families, pairs who want extra room, or friends traveling together. As a 5th Wheel, it is built for stability on the highway and a roomy feel at camp, supporting an easy transition from travel to downtime without fuss.

If the 2025 Keystone Alpine Avalanche 366LS sounds like the right fit, come see how it measures up to your plans. The team at Midway RV can walk you through the details of this New 5th Wheel and help you evaluate the Alpine Avalanche 366LS against your towing needs and camping style.