| 14.6.1998 | 24 h Nürburgring | 1 | M3 E36 | Kather / Grohs / Deutgen / Funke | Dürener Motorsport Club e. V. im ADAC | 3rd |
| 14.6.1998 | 24 h Nürburgring | 2 | 320d | Bovensiepen / Duez / Menzel / Stuck | Team BMW Motorsport Nürburg | 1st |
| 14.6.1998 | 24 h Nürburgring | 3 | M3 | Krankenberg / Schmickler / Oberndorfer / von Saurma-Jeltsch | MK-Motorsport | 9th |
| 14.6.1998 | 24 h Nürburgring | 12 | M3 | Schug / Scholz / Jodexnis / Mühlbauer | | 60th |
| 14.6.1998 | 24 h Nürburgring | 20 | M3 E36 | O'Dell / Mäkinen / Arho / Mätsala | Moore International Motorsport | 30th |
| 14.6.1998 | 24 h Nürburgring | 22 | M3 | Orioli / Salvarini / Cappellari | Duller Motorsport | 5th |
| 14.6.1998 | 24 h Nürburgring | 32 | 318 ti | Bonk / Bonk / Burgstaller / Renger | | 27th |
| 14.6.1998 | 24 h Nürburgring | 48 | M3 E30 | Müller / Peter / Witzmann | | 59th |
| 14.6.1998 | 24 h Nürburgring | 57 | 325i Coupe | Müller / Abels / Wegerer / Hoffmann | | 25th |
| 14.6.1998 | 24 h Nürburgring | 58 | M3 E36 | Möller / Felder / Furtmayr | Renngemeinschaft Bergisch-Gladbach e. V. im ADAC | DNF |
| 14.6.1998 | 24 h Nürburgring | 68 | M3 | Tischner / Thal / Tischner | | 19th |
| 14.6.1998 | 24 h Nürburgring | 69 | M3 | Weiland / Weiland / Jodexnis | | 14th |
| 14.6.1998 | 24 h Nürburgring | 75 | M3 | Robl / Hicks / Bell | Scuderia München e. V. im ADAC | DNF |
| 14.6.1998 | 24 h Nürburgring | 80 | M3 | Tremblay / Vignon / Baudet | | 85th |
| 14.6.1998 | 24 h Nürburgring | 83 | M3 3.2 | Bäder / Hagenmeyer / Schall | | 6th |
| 14.6.1998 | 24 h Nürburgring | 84 | M3 E36 | Wolfsgruber / Gehring / Weis / Pfrommer | | 12th |
| 14.6.1998 | 24 h Nürburgring | 86 | Z3 | Steinlein / Keller / Albig / Mitchell | Scuderia München e. V. im ADAC | DNF |
| 14.6.1998 | Belcar Spa PT | 95 | M3 | Van de Velde / Jaenen | | 35th |
| 14.6.1998 | 24 h Nürburgring | 102 | M3 E36 | Springer / Kralik / Anspann / Deiser | | 16th |
| 14.6.1998 | 24 h Nürburgring | 126 | M3 E36 | Moore / Cox / McLaren | Moore International Motorsport | DNF |
| 14.6.1998 | 24 h Nürburgring | 145 | M3 | Povey / Clarke / Donaldson | | 22nd |
| 14.6.1998 | 24 h Nürburgring | 182 | 318 is | Bonk / Bolz / Schilling / Kok | | 105th |
| 14.6.1998 | 24 h Nürburgring | 185 | M3 | Stillwell / Karaskas / Khan / Peeter | Sonera | 32nd |
| 14.6.1998 | 24 h Nürburgring | 186 | M3 | Henderson / Bügler / Dürig / Baker | | 48th |
| 14.6.1998 | 24 h Nürburgring | 205 | 320i | Severich / Richter / Schirrmeister / Wlazik | | 2nd |
| 14.6.1998 | 24 h Nürburgring | 212 | M3 | Lusuardi / Pindari / Sangiuolo / Gabellini | | 84th |
| 14.6.1998 | 24 h Nürburgring | 216 | M3 | Scheid / Reck / Schlesack | Scuderia Augustusburg Brühl e. V. im ADAC | 4th |
| 21.6.1998 | 3 h 45 min Road Atlanta | 1 | M3 E36 | Cunningham / Bentley | Prototype Technology Group | 14th |
| 21.6.1998 | 3 h 45 min Road Atlanta | 6 | M3 E36 | Said / Simo / Duez | Prototype Technology Group | 10th |
| 21.6.1998 | 3 h 45 min Road Atlanta | 10 | M3 E36 | Simo / Auberlen | Prototype Technology Group | 13th |
| 21.6.1998 | 2 h Zeltweg | | 325i | Sabba / Crinelli | | 12th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Brand / Matteuzzi | | 5th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Meloni / Meloni | | 6th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Del Castello / Marini | | 18th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Alexander / Quester | | 17th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Cappellari / Duller | | 15th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Benedetti / Bagnasco | | 10th |
| 21.6.1998 | 2 h Zeltweg | | M3 E36 | Zadra / Zadra | | 9th |
| 21.6.1998 | 2 h Zeltweg | | 325i | Moré / de Lorenzi | | 8th |
| 27.6.1998 | Hi-Land GT Sendai | 21 | M3 E36 | Hitotsuyama / Kato | Hitotsuyama Racing | 14th |
| 28.6.1998 | 1 h 45 min Minneapolis | 6 | M3 E36 | Cunningham / Simo | Prototype Technology Group | 10th |
| 28.6.1998 | 1 h 45 min Minneapolis | 10 | M3 E36 | Bentley / Simo | Prototype Technology Group | 9th |
| 28.6.1998 | SM GTR Anderstorp | 86 | M3 Evo 2 | Sten Jarl | Sten Jarl | 5th/5th |
| 28.6.1998 | CDN GT Shannonville Trilllium Trophy | 117 | 325i Turbo | Sandy Macnie | | 20th |
| 5.7.1998 | 24 h Spa | 9 | 320i | Moreau / Boutsen / Martin | Ecurie Toison d'Or | 12th |
| 5.7.1998 | 24 h Spa | 10 | 320i | Cudini / van de Poele / Duez | Fina Bastos Racing Team | 1st |
| 5.7.1998 | 24 h Spa | 11 | 320i | Ferté / Saelens / Fermine | Fina Bastos Racing Team | 4th |
| 5.7.1998 | 24 h Spa | 24 | 320i | Slaus / Huisman / Huisman | Renstal Excelsior | 16th |
| 5.7.1998 | 24 h Spa | 45 | 320i Coupé | Chaballe / Merche / de Sordi | Wagenstetter | DNF |
| 5.7.1998 | 24 h Spa | 46 | 320i | Del Castello / Crinelli / de Lorenzi | BMW Italia | DNF |
| 5.7.1998 | 24 h Spa | 47 | 320i | van der Kolk / de Bode / Langenberg | H & P Race | 18th |
| 5.7.1998 | 24 h Spa | 48 | 320i | Baugnée / Viaene / Delcour | BMW Fina Bastos Team | 14th |
| 12.7.1998 | CDN GT Shannonville Canaska Cup | 117 | 325i Turbo | Sandy Macnie | | 3rd |
| 8.8.1998 | Special GT Cup Fuji | 21 | M3 E36 | Hitotsuyama / Kato | Hitotsuyama Racing | 19th |
| 9.8.1998 | 2 h 45 min Mosport | 1 | M3 E36 | Bentley / Cunningham | Prototype Technology Group | 10th |
| 9.8.1998 | 2 h 45 min Mosport | 6 | M3 E36 | Bentley / Duez | Prototype Technology Group | 11th |
| 9.8.1998 | 2 h 45 min Mosport | 10 | M3 E36 | Auberlen / Simo | Prototype Technology Group | 9th |
| 9.8.1998 | SM GTR Falkenberg | 86 | M3 Evo 2 | Sten Jarl | Sten Jarl | 15th/DNS |
| 9.8.1998 | SM GTR Falkenberg | 90 | M1 | Jürg Bächi | Jürg Bächi | DNS |
| 16.8.1998 | CDN GT Mosport BARC GP Ontario | 6 | M1 | Glarner / Tourikian | | 12th |
| 16.8.1998 | Belcar Assen | 12 | M3 | Dierckx / Goeminne | | 25th |
| 16.8.1998 | Belcar Assen | 26 | M3 | Beckers / Stevens | Cassiers Serge | 21st |
| 16.8.1998 | Belcar Assen | 32 | M3 | Cuyvers / Beliën | BMW Beliën | 6th |
| 16.8.1998 | Belcar Assen | 33 | Compact | Geboers / Van Roey | EG Racing | 11th |
| 16.8.1998 | Belcar Assen | 34 | M3 Compact | van Kouwen / Van Elderen | Compact Racing | 18th |
| 16.8.1998 | Belcar Assen | 37 | M3 GTR | Henkens / Gemoets | Haes Racing | 19th |
| 16.8.1998 | Belcar Assen | 42 | M3 | Hubert / Dewinter | Rahier Luc | 16th |
| 16.8.1998 | Belcar Assen | 60 | M3 | de Wolf / Kenis | | raced |
| 16.8.1998 | Belcar Assen | 61 | M3 | van der Kolk / Ploeg | | 17th |
| 16.8.1998 | CDN GT Mosport BARC GP Ontario | 117 | 325i Turbo | Sandy Macnie | | 8th |
| 23.8.1998 | 6 h Watkins Glen | 6 | M3 E36 | Bentley / Duez / Cunningham | Prototype Technology Group | 15th |
| 23.8.1998 | 6 h Watkins Glen | 10 | M3 E36 | Auberlen / Simo | Prototype Technology Group | 26th |
| 30.8.1998 | CDN GT Mosport | 117 | 325i Turbo | Sandy Macnie | | 28th |
| 30.8.1998 | CDN GT Mosport | 199 | M3 E30 | Dino Coliviras | | 26th |
| 6.9.1998 | 24 h Zolder | 12 | M3 | Dierckx / Lievens / Goeminne | | 13th |
| 6.9.1998 | 24 h Zolder | 26 | M3 | Beckers / Stevens / Lenaers | Cassiers Serge | 28th |
| 6.9.1998 | 24 h Zolder | 27 | M3 | Geerts / Mattheus / Van Asch | | 31st |
| 6.9.1998 | 24 h Zolder | 32 | M3 | Beliën / Kenis / Verellen | BMW Beliën | 9th |
| 6.9.1998 | 24 h Zolder | 33 | Compact | Geboers / Van Roey / Ooms | EG Racing | 23rd |
| 6.9.1998 | 24 h Zolder | 34 | M3 Compact | van Kouwen / Van Elderen / Roelands | Compact Racing | 10th |
| 6.9.1998 | 24 h Zolder | 36 | M3 | Van de Velde / Cleyssens / Jaenen | | raced |
| 6.9.1998 | 24 h Zolder | 37 | M3 GTR | Henkens / Gemoets / Van Laere | Haes Racing | 26th |
| 6.9.1998 | 24 h Zolder | 42 | M3 | Hubert / Dewinter / Duez | Rahier Luc | raced |
| 6.9.1998 | 24 h Zolder | 43 | M5 E34 | Carlier / Fraiture / Turco | | raced |
| 6.9.1998 | 24 h Zolder | 60 | M3 | Depondt / Lenaerts / Michiels | | 21st |
| 6.9.1998 | 24 h Zolder | 61 | M3 | van der Kolk / Vermeulen / van Hool | | raced |
| 6.9.1998 | 24 h Zolder | 68 | 320i | Meijers / Meijers / Huyzer | Meijers Racing Team | 15th |
| 6.9.1998 | 24 h Zolder | 74 | M3 | Gabriël / Daelemans / van Looy | | 17th |
| 6.9.1998 | SM GTR Knutstorp | 86 | M3 Evo 2 | Sten Jarl | Jarl Bilservice AB | 8th/9th |
| 6.9.1998 | 24 h Zolder | 89 | Compact | Cassiers / Vermeijlen / Vanlangenaeker | | 16th |
| 6.9.1998 | 24 h Zolder | 97 | M3 E36 GTR | Stoeltie / Deelstra / Bus | | raced |
| 6.9.1998 | 24 h Zolder | 98 | Compact | Chaballe / Wagenstetter / Adams | | raced |
| 7.9.1998 | CDN GT Mosport CRDA | 117 | 325i Turbo | Sandy Macnie | | DNS |
| 12.9.1998 | Motegi GT | 21 | M3 E36 | Hitotsuyama / Kato | Hitotsuyama Racing | 14th |
| 19.9.1998 | 3 h Sebring | 6 | M3 E36 | Cunningham / Bentley | Prototype Technology Group | 13th |
| 19.9.1998 | 3 h Sebring | 10 | M3 E36 | Auberlen / Simo | Prototype Technology Group | 14th |
| 19.9.1998 | 3 h Sebring | 54 | M3 E36 | Neuman / Pilgrim | Bell Motorsports | 9th |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 6 | M1 | Glarner / Tourikian | | DNS |
| 20.9.1998 | Belcar Zolder TSP | 12 | M3 | Dierckx / Lievens | | 21st |
| 20.9.1998 | CDN GT Mosport BEMC Summer | 117 | 325i Turbo | Sandy Macnie | | 11th |