The Crownline 290 XSS is the outboard version of their SS Series. The XSS Series is available in a 27-foot, 28-foot, or 29-foot model –– the 290 XSS being their flagship model. This boat is smooth and efficient and has excellent performance. Crownline excels at blending luxury, style and family fun, and the 290 XSS is no exception.