The Chaparral 21 SSi OB is a 21‑foot fiberglass bowrider designed to be trailable, versatile, and comfortable, making it ideal for family cruises, watersports, sandbar days, or casual fishing outings. It pairs a stable, performance‑oriented hull with an outboard engine — commonly a Yamaha 200 HP — to offer confident handling and efficient power delivery on a wide range of waters