As of round 17 Race · updated 10/13/2026, 07:18 PM (Japan time)

Riders

S. Prein

No freely licensed photo found, so the race number and team colour are shown instead. About photos

Nationality
Bike: Yamaha

Birth date and place from the official rider profile

Career

Made a Grand Prix debut in 125cc at Phillip Island in 1990.

In 125cc (1990): 1 starts, 0 wins, 0 podiums. In 250cc (1991–1992): 8 starts, 0 wins, 0 podiums. In 125cc (1994): 1 starts, 0 wins, 0 podiums.

In all, 10 Grand Prix starts, 0 wins and 0 podiums (within the official results database).

Written automatically from the official results database (no opinions about the rider)

Season by season

125cc250cc ★ Champion

The strip shows each year's team (team colour). Tap for team and machine

Teams in years without official results: 1985 80cc

Scope: official results DB, 1990–1994 (the rider's racing years)

Totals

125cc1990–1994

Win rate0.0%

Podium rate0.0%

Average finish (when classified)—

0 pts · Poles 0

250cc1991–1992

Win rate0.0%

Podium rate0.0%

Average finish (when classified)—

0 pts · Poles 0

Points are counted per class, never added across classes. Tap a number for the list of races | Scope: official results DB, 1990–1994 (the rider's racing years)

Against the greats, and the class of their debut

Grand Prix debut in 1990. Of the 41 riders who debuted that year, 0 also raced in 2026.

Greats: 2+ world titles or 30+ MotoGP / 500cc wins. Up to 4 who shared 10+ races, most titles first. A finisher counts as ahead of a non-finisher.

Results by condition (races)

All classes 10 races · 125cc / 250cc

By circuit (best average first)Small sample

Assen250cc 2—

Paul Ricard250cc 1—

Jerez125cc 1—

Jarama250cc 1—

Eastern Creek250cc 1—

Hockenheim250cc 1—

Magny-Cours250cc 1—

Phillip Island125cc 1—

Donington250cc 1—

Average finish across classes (Moto3, Moto2, MotoGP and so on together). See each class below for class-only figures. Only circuits with 3+ races count as a best track.

125cc 2 races · 1990–1994

By circuit (best average first)Small sample

Phillip Island1 races—

Jerez1 races—

125cc: all in the Multiple suppliers era; no track-condition records; no grid records.

250cc 8 races · 1991–1992

By circuit (best average first)Small sample

Assen2 races—

Paul Ricard1 races—

Jarama1 races—

Eastern Creek1 races—

Hockenheim1 races—

Magny-Cours1 races—

Donington1 races—

250cc: all in the Multiple suppliers era; no track-condition records; no grid records.

Fewer than 30 races: small sample (dashed). Average finish counts classified finishes only | Scope: official results DB, 1990–1994 (the rider's racing years)

Distance ridden and distance travelled

Counted from 1949 (lap lengths before 1998 researched from published sources: estimates)8 races with an estimated lap length

Ridden on the bike

Every session

at least 176 miles
0.0× around the Earth · 64 laps

Travelled between circuits

at least 11,713 miles
0.5× around the Earth · at least 1.0 days

From 1949. Every session in the seasons with the lap analysis documents, races only before. Tests not included. Laps × that year's lap length.A minimum, calculated from straight-line distances between circuits. Connections, tests and trips home are not included, so the real figures are longer.

Every race

No season as a regular (starting at least half of the races)

? How the estimate is made

Estimate = average of the last 3 races before each absence

Seasons in which at least half of the races were started | Scope: official results DB, 1990–1994 (the rider's racing years)

1991	Eastern Creek	DNF
1991	Jarama	DNF
1991	Assen	DNF
1991	Paul Ricard	DNF
1992	Hockenheim	DNF
1992	Assen	DNF
1992	Magny-Cours	Out on lap 1
1992	Donington	Out on lap 1