1925 / AIACR World Manufacturers´ Championship
May
30
XIII International 500 Mile Sweepstakes
Indianapolis Motor Speedway
Jun
28
I Grand Prix de Belgique
Circuit de Spa-Francorchamps
Jul
26
XIX Grand Prix de ACF
Autodrome de Linas-Montlhéry
Sep
6
V Gran Premio de Italia
Autodromo Nazionale di Monza