The men's 4 × 100 m freestyle relay 34 points event at the 2012 Summer Paralympics took place at the London Aquatics Centre on 2 September. There were two heats; the teams with the eight fastest times advanced to the final.
Competed from 11:40.
Competed at 20:25.
Q = qualified for final. PR = Paralympic Record. AS = Asian Record.
Official London 2012 Paralympics Results: Heats Archived 2012-09-13 at the Wayback Machine Official London 2012 Paralympics Results: Final Archived 2012-09-13 at the Wayback Machine