2016 Forest River Sierra 355RE, 2016 Forest River Sierra 355RE SIERRA offers the recreational vehicle family a great line up. The professionally designed and appointed interiors give SIERRA a warmth and character found only in more expensive counterparts. Features may include: Color match high gloss gel coated colored exterior fiberglassPainted aerodynamic fiberglass front cap with improved turning radiusDocking station: easy winterization, hot and cold spray port, black Tank flush, pull valves for tanksEnclosed and heated dump valvesLarge tinted windows with 80/20 UV prohibitor