| 1996 | 12th (1st GT2) | 79 | Porsche 911 GT2 | Guy Martinolle/Ralf Kelleners/Bruno Eichman
(*)-Bruno Eichman/Didier Defourny/Guy Martinolle |
| 1997 | Abandon | 26 | Porsche 911 GT1 | Yannick Dalmas/Ralf Kelleners/Emmanuel Collard |
| 1998 | 9th (8th GT1) | 27 | Toyota GT One | Ukyo Katayama/Toshio Suzuki/Keiichi Tsuchiya
(*)-Ukyo Katayama/Ralf Kelleners |
| 1998 | Abandon | 29 | Toyota GT One | Thierry Boutsen/Ralf Kelleners/Geoff Lees
(*)-Thierry Boutsen/Eric Hélary |
| 1999 | Abandon | 2 | Toyota GT-One | Thierry Boutsen/Allan McNish/Ralf Kelleners
(*)-Thierry Boutsen/Allan McNish |
| 2000 | Abandon | 33 | Reynard 2KQ | Jean-Denis Deletraz/Ralf Kelleners/David Terrien
(*)-Ralf Kelleners/David Terrien |
| 2001 | Abandon | 3 | Audi R 8 | Johnny Herbert/Ralf Kelleners/Didier Theys |
| 2003 | 26th (8th LMGT) | 94 | Ferrari 360 Modena | Anthony Lazzaro/Ralf Kelleners/Terry Borcheller |
| 2004 | 13th (3rd GT) | 85 | Porsche 996 GT3 RSR | Stéphane Ortelli/Ralf Kelleners/Romain Dumas
(*)-Stéphane Ortelli/Romain Dumas/Timo Bernhard |
| 2008 | Abandon | 85 | Spyker C8 Laviolette | Peter Dumbreck/Ralf Kelleners/Alexei Vasiliev |
(Germany) 
