Kammala wannan jumla: Bayan Grand Prix na Long Beach, Rahal ya sanya hannu don ya hau motar mahaifinsa, Rahal Letterman Racing, a cikin
2010 Indianapolis 500. Rahal ya cancanci matsayi na bakwai don tseren, kuma ya gama na 12. A ranar 10 ga Yuni, 2010, Dreyer &amp; Reinbold Racing sun sanar da sanya hannu kan Rahal don Iowa Corn Indy 250 a Iowa Speedway, cike gurbin Mike Conway da ya ji rauni a cikin shigarwar lamba 24 a kan wani lokaci. Rahal ya koma &lt;a href="Newman/Haas%20Racing"&gt;Newman/Haas Racing&lt;/a&gt; don tsere 6 daga cikin tsere 8 da suka rage na kakar 2010, farawa da Toronto kuma ya koma Sarah Fisher Racing don tseren Kentucky Speedway. Rahal na 2010 ya hada da farawa 12 don ƙungiyoyi huɗu da kuma kammala na 20 a maki.