Kammala wannan jumla: A 2013 Davison ya gwada mota don Dale Coyne Racing a Mid-Ohio Sports Car Course. Bayan 'yan makonni daga baya aka sanar da cewa zai tuka motar No. 18 na ƙungiyar a tseren can. Zai zama farkon fitowar sa a tseren keken buɗe ido tun 2009. Bayan mummunar hatsarin da Sebastian Bourdais ya yi yayin cancantar Indianapolis 500 na 2017, an ba da sanarwar cewa James zai shiga cikin lambar 18 Dale Coyne Racing Honda har zuwa ƙarshen kakar. A ƙarshen tseren, Davison ya daidaita rikodin da Tom Sneva ya kafa a 1980 kuma ya zama direba na uku a tarihin Indy don farawa 33rd da jagorantar zagaye a tseren, bayan ya jagoranci zagaye biyu. Daga nan sai aka kama shi a cikin wani hatsari na marigayi tare da 17 laps zuwa karshen. Bayan shekara guda, Davison da kyar ya cancanci zuwa Indianapolis 500 na 2018, ya yi karo da tsohon abokin hamayyar IndyCar James Hinchcliffe. Zai gama a matsayi na ƙarshe, bayan haɗari a zagaye na 47 wanda ya haifar da haɗuwa da motar Takuma Sato. Davison ya gama a karshe wuri sake a
2020 Indianapolis 500 saboda matsalar inji kawai zagaye shida a cikin tseren.