New 2026 Keystone RV Springdale 2120RKS Travel Trailer The 2026 Keystone Springdale 2120RKS is a rear-kitchen travel trailer sleeping 4, featuring a 10 cu. ft. 12V fridge, 1.1 cu. ft. air fryer microwave, 3-burner range, tankless water heater, 30k BTU furnace, and solar/lithium-ready converter, with main specs around 25.5' long and a dry weight of approximately 5,470 lbs, offering amenities like solid steps, power awning, and under-bed storage.