Udo Rienhoff
| Team | Hertz Classics Racing |
| residence | Wien, Austria |
| Occupation | Selbstständig |
| First races | April 2011 Histo-Cup am Red-Bull-Ring |
| sponsors | Hertz, Allianz, smartskin |
| sport achievements |
Teilnahme Histo-Cup 2011 - 2018 Teilnahme Carrera Panamericana 2014 & 2017 |
36 Classica Trophy
| Class: | Teamwertung |
| building year: | 1966 |
| cubic capacity: | 5000ccm |
181 Histo Cup Spezialtourenwagen
| Class: | über 5000ccm |
| building year: | 1965 |
| cubic capacity: | 7000ccm |