Cika wannan jumla: Aikace-aikacen na gaba na motar motar gaba shine mai karuwa &lt;a href="Alvis%2012/50"&gt; Alvis 12/50&lt;/a&gt; motar tsere da George Thomas Smith-Clarke da William M. Dunn na Alvis Cars na United Kingdom suka tsara. An shigar da wannan motar a cikin 1925 Kop Hill Climb a Princes Risborough a Buckinghamshire a ranar 28 ga Maris, 1925. Harry Arminius Miller na Menomonie, Wisconsin ya tsara motar tseren Miller 122 ta gaba da aka shiga cikin gasar
1925 Indianapolis 500, wanda aka gudanar a Indianapolis Motor Speedway a ranar Asabar, 30 ga Mayu, 1925.