

| Bezeichnung/description | Griffiths U/S 9 Special |
| Jahrgang/year | 1930/1939 |
| Kennzeichen/registration | GJ1831 |
| Chassis-Basis/chassis base | Riley Monaco (std. wheelbase) |
| Chassisnummer/chassisnumber | n/a |
| Chassisjahrgang/year chassis | 1930 |
| Motortyp/engine typ | Riley "9" Special Series 2x R.A.G. carburrettors (as prototype "Brooklands") H7c pistons 7:1 compression |
| Motornummer/engine number |
n/a
|
| Motorjahrgang/year engine | 1934 |
| Bodyhersteller/bodymanufacturer | J.A. Griffiths, Claygate, Surrey |
| Rennhistory/racing history | road car - WW2 |
| Information |
Riley 'Gamecock' radiator
Steering column lengthened 12 inches Weight 16cwt (ca.770kg) |