Not long ago, American bike maker Harley-Davidson reinvented ... On the other side, the left one, the dual-pipe exhaust system one usually sees on a stock Sportster S has been replaced by a ...

The Sportster S marked a new chapter in Harley-Davidson’s book ... The Zard Top Gun boasts a straight-cut design with shorter exhaust pipes while the Zard GT flaunts a slash-cut design as ...