Kalendaryo ng Karera Sentul International Circuit 2021
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 26 March - 28 March | ISSOM Super Touring Championship Natapos | Round 1 | |
| 26 March - 28 March | Indonesia Touring Car Championship Natapos | Round 1 | |
| 12 June - 13 June | ISSOM Super Touring Championship Natapos | Round 2 | |
| 12 June - 13 June | Indonesia Touring Car Championship Natapos | Round 2 | |
| 25 September - 26 September | ISSOM Super Touring Championship Natapos | Round 3 | |
| 25 September - 26 September | Indonesia Touring Car Championship Natapos | Round 3 | |
| 16 October - 17 October | ISSOM Super Touring Championship Natapos | Round 4 | |
| 16 October - 17 October | Indonesia Touring Car Championship Natapos | Round 4 | |
| 6 November - 7 November | ISSOM Super Touring Championship Natapos | Round 5 | |
| 4 December - 5 December | ISSOM Super Touring Championship Natapos | Round 6 | |
| 4 December - 5 December | Indonesia Touring Car Championship Natapos | Round 5 |