PORSCHE RACING HISTORYJosef Brambring (D)
1975 : Rheintal Hockenheim [GT] - 3rd overall
13 April 1975 - DARM Hockenheim [GT+2.0/T+2.0] - DARM - Deutscher Automobil-Rundstrecken-Pokal
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 911 Carrera RSR | GT+2.0 | Josef Brambring (D) | Josef Brambring (D) | 5th | 4th |
1 June 1975 - Nürburgring 1000 Km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 57 | Porsche 911 Carrera RSR | GT+1.6 | Josef Brambring (D)/Jürgen Neuhaus (D) | Josef Brambring (D) | DNF | 25th | 19 laps - DNF |
8 June 1975 - DRM Hockenheim Rhein-Pokal - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 53 | Porsche 911 Carrera RSR | Div.I | Josef Brambring (D) | Josef Brambring (D) | DNF | 5th | 11 laps |
31 August 1975 - DRM Hockenheim Preis der Nationen - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 21 | Porsche 911 Carrera RSR | Div.1 | Josef Brambring (D) | Josef Brambring (D) | 12th | 12th | 12th | 19 laps |
7 September 1975 - Supersprint Nürburgring - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 911 Carrera RSR | GT | Josef Brambring (D) | Josef Brambring (D) | 5th | 5th |
28 September 1975 - DRM Hockenheim Preis von Baden-Württemberg - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 911 Carrera RSR | Div.1 | Josef Brambring (D) | Josef Brambring (D) | 5th | 5th | 8th | 25 laps |
29 November 1975 - Rheintal Hockenheim [GT] - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 911 Carrera RSR | GT+2.0 | Josef Brambring (D) | Jägermeister Kremer-Team (D) | 3rd | 3rd |