BMW Team RLL is testing at Sebring this week in preparation for the debut of its new Z4 GT machine for the opening round of the American Le Mans Series in less than a month.

The German manufacturer recently unveiled its new challenger at Daytona International Speedway – the venue for the opening round of the new-for-2014 combined championship which will feature teams, drivers and cars from both the ALMS and the GRAND-AM Rolex Series.

Click the link below, to view the new machine while will be piloted by ALMS veteran Bill Auberlen with Belgian series rookie Maxime Martin in the No.55 car. German Dirk Müller will contest all the races in the No.56 car. American stars Joey Hand and John Edwards will alternate as the two-time ALMS GT champion’s driving partner.