1976
Founded as PT Alfa Delta Motor with businesses in trading of auto industry, assembling of machineries, and construction. PT Alfa Delta Motor was owned by William Soeryadjaja and PT Djaya Pirusa.

1977
PT Alfa Delta Motor changed its name into PT Pacific Western.

1981
PT Pacific Western changed its name into PT Menara Alam Tehnik and changed the owners to PT Summa Surya, PT Windu Tri Nusantara and PT Multivest.

1983
Astra acquired PT Summa Surya’s shares in PT Menara Alam Tehnik.

1993
Astra acquired all shares of PT Menara Alam Teknik, and changed the name of PT Menara Alam Teknik, into PT Menara Alam Pradipta.

1996
PT Menara Alam Pradipta changed its name into PT Astra Pradipta Internusa. Then a merger occurred among several parts companies within Astra Group, i.e. PT Astra Pradipta Internusa & PT Federal Adiwira Serasi (PT Federal Adiwira Serasi as surviving company). PT Federal Adiwira Serasi changed its name into PT Astra Dian Lestari.

1997
PT Astra Dian Lestari changed its name into PT Astra Otoparts.

1998
PT Astra Otoparts became a public listed company by listing its shares on the Jakarta Stock Exchange, with transaction code: AUTO.