Ready for take-off! Three #AMGGT3 start this weekend at the legendary #Sebring12 hour race on #SebringInternationalRaceway. Prepare for #DrivingPerformance #MercedesAMGCustomerRacing #MercedesAMG #MercedesAMGMotorsport #AMG #AMGGT4 #24hAMG #motorsport #racing #GT3 #GT4 #Sebring #12hSebring #IMSA