Stephen Grimston-Down
- Rasys
- 1
- Safle dosbarth gorau
- 47fed M
- Cat’s Back / Ras Crib y Garth 2026
- Safle categori gorau
- 13fed MV50
- Cat’s Back / Ras Crib y Garth 2026
- Safle cyfres gorau
- 85fed
- South Wales Winter Hill Series 2026
- Sgôr cyfartalog
- 87.90
Safleoedd cyfres
| Tymor | Safle |
|---|---|
| South Wales Series 2026 M 174 MV50 38 87.90 | 229 |
| South Wales Winter Hill Series 2026 M 63 MV50 15 87.90 | 85 |