Info
| Last name | Grundei |
| First name | Justus |
| Nationality |  Germany |
| Date of birth | 14-11-2009 |
| Age | 16 |
Results
| Date | Rank | Race | |
|---|---|---|---|
| 28-06 | DNF | National Road Championships - Germany U19 (CN) | |
 Course de Cujavie-Poméranie pour la Coupe du Président de la Ville de Grudziądz (2.1) | |||
| 112 |  Standings | ||
| 43 |  Youth | ||
| 03-05 | 102 | Stage 4Grudziadz - Grudziadz (103.0km) | |
| 02-05 | 121 | Stage 3Swiecie - Swiecie (93.0km) | |
| 01-05 | 151 | Stage 2Kijewo Królewskie - Kijewo Królewskie (89.0km) | |
| 30-04 | 145 | Stage 1Gruta - Lasin (102.0km) | |