Hana ʻia nā mea hana lima a me ka track adjuster e like me ke kūlana o OEM.Hana ʻia mai ke kila poepoe, e hoʻopaʻakikī ʻia ke kumu pine nui e ka mid frequency hardening heat treatment e hōʻoia i kona paʻakikī.I kēia manawa, hoʻolei ʻia ka pūpū palaualelo e ke kila kūikawā.