2011 Harley-Davidson XR1200X Sportster, The new 2011 Harley-Davidson. Sportster. XR1200X motorcycle has retro Harley racing style, fully adjustable Showa. motorcycle suspension, and dual disc motorcycle brakes that have high performance and a sleek design. These motorcycle brakes feature 4-piston fixed calipers out front, grabbing on floating rotors for superior stopping power. Keeping your mind clear and soaking up the freedom of the open road means not fretting about your ride. The fully adjustable front and rear Showa suspension allows you to set compression, rebound, and spring pre-load based on your weight. The Harley Sportster XR1200X engine is a reliable 1,200 cc Evolution. rubber-mounted machine. The XR 750-inspired fuel tank cover with retro graphics echo the bike's flat track racing heritage giving the XR1200X a truly unique style for the road, while the fully adjustable Showa motorcycle suspension make the Harley XR1200X motorcycle a serious ride.