| Modified |
| Class |
PAX |
| AM |
1 |
| BM |
0.982 |
| CM |
0.900 |
| DM |
0.904 |
| EM |
0.914 |
| FM |
0.917 |
| KM |
0.940 |
| FSAE |
0.980 |
|
| Prepared |
| Class |
PAX |
| BP |
0.878 |
| CP |
0.870 |
| DP |
0.865 |
| EP |
0.858 |
| FP |
0.880 |
| XP |
0.900 |
|
| Street Modified |
| Class |
PAX |
| SM |
0.871 |
| SMF |
0.850 |
| SSM |
0.882 |
|
| Street Prepared |
| Class |
PAX |
| ASP |
0.851 |
| BSP |
0.855 |
| CSP |
0.859 |
| DSP |
0.850 |
| ESP |
0.840 |
| FSP |
0.831 |
| SSP |
0.860 |
|
|
| Street Touring |
| Class |
PAX |
| AST |
0.836 |
| BST |
0.837 |
| CST |
0.832 |
| DST |
0.821 |
| EST |
0.814 |
| GST |
0.810 |
| SST |
0.840 |
| SSC |
0.806 |
| CSX |
0.815 |
| CSM |
0.805 |
|
| CAM |
| Class |
PAX |
| CAM-C |
0.826 |
| CAM-S |
0.846 |
| CAM-SV |
0.834 |
| CAM-T |
0.824 |
|
| X |
| Class |
PAX |
| XA |
0.848 |
| XB |
0.850 |
| XU |
0.870 |
| EV-X |
0.838 |
|
| Stock |
| Class |
PAX |
| AS |
0.826 |
| BS |
0.819 |
| CS |
0.811 |
| DS |
0.808 |
| ES |
0.790 |
| FS |
0.817 |
| GS |
0.793 |
| HS |
0.782 |
| SS |
0.841 |
|
2025 class change reference, also see SCCA November Fastrack News :
STU = BST
STR = CST
STX = DST
STS = EST
STH = GST
