I roto i te rua tau i muri mai, ia me tona hoa o te tamarikitanga Arthur Davidson mahi i runga i to ratou motopaika mā te whakamahi i te taha raki Milwaukee mīhini mahi i te kāinga o to ratou hoa Henry Melk. oti te reira i roto i te 1903 ki te awhina o te teina o Arthur Walter Davidson. I te whakamātautau i to ratou mana-motopaika, Harley me nga teina Davidson kitea e kore e taea ki te piki i te pukepuke a tawhio noa Milwaukee, kahore te awhina o te pedal, a ka tuhituhi ratou i to ratou motopaika-bicycle tuatahi rite te whakamātautau ako utu nui. tīmata te toru mahi i runga i te hou, me te whakapai ake ki te motopaika o 24.07 inihi kiukiko (405 inihi) ki te wha-inihi (102 mm) hangaia mō te whakamahi i roto i te auau auau motopaika-wiriwiri.
e rua tau