Later versions included a low wing Sonerai IIL, a tricycle gear Sonerai IILT and finally the stretched Sonerai IILS and IILTS.
Kemudian versi termasuk sayap rendah Sonerai IIL, Sonerai IILT gigi roda tiga dan akhirnya Sonerai IILS dan IILST membentang tersebut.