The Women's 4x400m relay athletics events for the 2016 Summer Paralympics took place at the Estádio Olímpico João Havelange at 08:24 on 16 September 2016. A total of one event was contested over this distance with each leg being run by one of the four different classifications, T53 and T54.
References
Athletics at the 2016 Summer Paralympics – Women's 4 × 400 metres relay – T53-54 Wikipedia(Text) CC BY-SA