The 2015 Bahrain GP2 Series round was a pair of motor races held on 18 and 19 April 2015 at the Bahrain International Circuit in Sakhir, Bahrain as part of the GP2 Series, it was the first round of which series that was the eleventh GP2 Series season, a championship for open-wheel racing cars run as a support series to the 2015 Formula One World Championship?
2015 GP2 Series The 2015 GP2 Series season was the eleventh GP2 Series season, a championship for open-wheel racing cars run as a support series to the 2015 Formula One World Championship. Twenty-six drivers representing thirteen teams raced over eleven rounds, starting in Bahrain on 18 April and finishing in Abu Dhabi on 29 November.
2015 Euroformula Open Championship The 2015 Euroformula Open Championship was a multi-event motor racing championship for single-seat open wheel formula racing cars that was held across Europe. The championship featured drivers competing in two-litre Formula Three racing cars built by Italian constructor Dallara which conformed to the technical regulations, or formula, for the championship. The series changed tyre supplier from Dunlop to Michelin. It was the second Euroformula Open Championship season.