Ma kahi o 2010, ua hānau ʻia ke kaʻa uila Harley mua. ʻO nā kaʻa nui, nā pahu lima kiʻekiʻe, ke ʻano holo lio Harley hoʻohālike, a me ke ʻano maʻalahi i hana i ka manaʻo i ke kahua o nā kaʻa uila ʻelua huila. A hiki i kēia manawa, kaulana nā hiʻohiʻona Related i kēia manawa.