2021 Harley-Davidson Street Glide Special FLHXS. A blacked-out performance bagger, loaded with premium features. With a MILWAUKEE-EIGHT 114 ENGINE. The most displacement in standard H-D Touring models. You get 114 cubic inches of passing and horizon-chasing power. This bike is not only a must see because of its Black Jack Metallic paint job , but also a must ride to experience the ultimate sense of freedom with this machine.