The 400 Series / Klamath IV built by Cavco Millersburg is a 3-bedroom, 2-bathroom multi-section manufactured home with 1,620 square feet on a 60-foot frame. It shares this exact 1,620-square-foot, 60-by-27 footprint with five other Cavco Millersburg floor plans: the 3-bedroom Truman I, the 4-bedroom Santiam 28603C, the 3-bedroom Mt. Anderson 4P360F5 in the American Dream Series, the 3-bedroom Chinook N4P60S58, and the 3-bedroom 5P60S58-4G28603D in the Siskiyou Series.