2012 Harley-Davidson XL1200X - Sportster Forty-Eight, 2012 Harley-Davidson Sportster Forty-Eight The 2012 Harley-Davidson Sportster Forty-Eight Sportster Forty-Eight XL1200X is one of the garage custom motorcycles in the Harley Dark Custom line. This bike cruises down the road with a 1200 cc Evolution engine an engine with a true Harley-Davidson Sportster Forty-Eight soul. The Forty-Eight also ...