Select model catalog: S550 Combine (Worldwide Edition, S.N. 745100-764999) PC10715 S550 Combine (Argentina Edition, S.N. -120099) PC12284 S550 Combine (South America Edition, S.N. 120100- ) PC12954 S550 Combine (South America Edition, S.N. -120099) PC12065 S550 Combine (Argentina Edition, S.N. 120100- ) PC13242