This innovative body frame provides the ultimate in modular seating, allowing you to effortlessly switch between 1-up and 2-up riding configurations. Designed with ergonomics in mind, both driver and passenger will enjoy optimal comfort, ensuring every ride is a memorable one. For BoonDocker DS models, be sure to pair this seat system with the necessary battery cover (860201720) for seamless installation. Embrace the freedom of choice and elevate your riding experience with this essential accessory. Comfort & Ergonomics Ergonomically correct positions for driver and passenger. The ultimate in modular seating. Installation Battery cover with support (860201720) required for installation on BoonDocker DS models. Compatibility Allows quick changes between 1-up and 2-up riding.