Usonia Roller Derby Queen V Lowdown
Lifetime
9.90mph
Rank #512 in breed
Breed percentile
Top 93.6%
vs. 923 ranked Dachshunds
Best single year
9.90mph
2026 · rank #129
Speed over time
3-run average per year · lifetime as reference line
Year-by-year
| Year | MPH | Rank in breed |
|---|---|---|
| 2026 | 9.90 | #129 |
| Lifetime | 9.90 | #512 |