Bud Grossenbacher is a racing driver from United States who last raced in IMSA Prototype Challenge for Sean Creech Motorsport. Grossenbacher has recorded 0 wins and 0 podiums from 3 starts.[1]
A Racer Rating of 1,682 ranks Grossenbacher 8732th of 12,418 indexed drivers, on an Elo scale where the strongest reach the low five figures. It is built from every indexed race in the driver's file, decayed for time since their last race.
| Season | Series | Team | Races | Wins | Podiums | DNFs | Poles | Points | Pos | Gain/Loss | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | IMSA Prototype Challenge | Sean Creech Motorsport | 3 | 0 | 0 | 0 | 0 | 0 | P43 | −118 | 1,682 |
| Rival | Rating | Raced | Ahead | Behind | Record |
|---|---|---|---|---|---|
| 🇺🇸 Steven Thomas | 3,863 | 3 | 1 | 2 | 33% |
| 🇸🇪 Rasmus Lindh | 3,843 | 3 | 0 | 3 | 0% |
| 🇦🇺 Scott Andrews | 3,306 | 3 | 0 | 3 | 0% |
| 🇺🇸 Stevan McAleer | 3,244 | 3 | 1 | 2 | 33% |
| 🇬🇧 Matthew Bell | 3,229 | 3 | 0 | 3 | 0% |
| 🇺🇸 Naveen Rao | 3,184 | 3 | 0 | 3 | 0% |
| 🇺🇸 Tonis Kasemets | 3,065 | 3 | 1 | 2 | 33% |
| 🇺🇸 Dakota Dickerson | 2,912 | 3 | 0 | 3 | 0% |
| 🇺🇸 Dan Goldburg | 2,727 | 3 | 0 | 3 | 0% |
| 🇺🇸 Gerry Kraut | 2,461 | 3 | 0 | 3 | 0% |
Bud Grossenbacher is a driver from the United States whose career is on record with three starts in IMSA Prototype Challenge, competing for Sean Creech Motorsport. Across his time in the series, he did not secure a championship, a race win, or a podium finish. His status in the database is listed as retired, with his competitive record limited to the three starts compiled during his tenure with the team.[1]
In the 2026 season, Grossenbacher completed three rounds without recording a win or a podium, finishing 43rd in the final standings. His Racer Rating stands at 1,682, placing him 8,732nd among active drivers on a scale where the sport's top competitors typically range from about 10,000 to 11,500. This rating and ranking reflect a career of limited scope within IMSA Prototype Challenge, with his three starts for Sean Creech Motorsport representing the whole of his documented competitive history.