Kalendaryo ng Karera Silverstone Circuit 1999

Petsa Serye ng Karera Biluhaba Pangalan ng Kaganapan
28 March - 28 March British GT Championship Natapos Round 1
11 July - 11 July British GT Championship Natapos Round 5
22 August - 22 August British GT Championship Natapos Round 7
10 October - 10 October British GT Championship Natapos Round 10