2026 Keystone Alpine Avalanche 390DS

The 2026 Keystone Alpine Avalanche 390DS is a new 5th Wheel built for buyers who want a premium towable RV from a trusted brand. As part of the Alpine Avalanche lineup, this Keystone Alpine Avalanche 390DS combines a recognizable model name with the 390DS trim so you can shop confidently for the layout and features that match your camping style.

As a fifth wheel, the 2026 Keystone Alpine Avalanche 390DS connects over the truck bed for a stable towing stance and smooth handling. This design also helps with maneuverability when backing into sites or navigating tighter roads. Exact measurements and weight ratings are not listed here, so be sure to verify the dimensions and towing requirements for your specific truck before you head out.

The 2026 Keystone Alpine Avalanche 390DS is configured as a 5th Wheel, which many RVers choose for its balanced feel and residential-like proportions on the campsite. Equipment and décor can vary by production run, so review the 390DS trim details to align with your preferences for layout, seating, storage, and sleeping arrangements. Because this unit is new, you get a factory-fresh RV that has not been previously titled.

If the 2026 Keystone Alpine Avalanche 390DS sounds like the right fit, our team can walk you through the Alpine Avalanche 390DS highlights, answer questions, and help you evaluate compatibility with your tow vehicle. Visit Midway RV to see the 2026 Keystone Alpine Avalanche 390DS in person and move one step closer to your next trip.