- For other iterations of the race in the series, see Grand Valley 300 km.
- "A punishing 60 lap race that will test your overall driving skills to the limit."
- ―In-game description
The Grand Valley 300 km is an endurance event in Gran Turismo 4. It is a long race consisting of 60 laps on the Grand Valley Speedway.
Possible Opponents[]
This chart lists all possible AI opponents that can appear in this event. The "Lap Interval" column shows how many laps the opponent will stay out on the track before pitting in.
Prizes[]
Prize Money[]
- 1st: Cr. 400,000
- 2nd: Cr. 100,000
- 3rd: Cr. 85,000
- 4th: Cr. 65,000
- 5th: Cr. 40,000
- 6th: Cr. 11,000
Prize Car(s)[]
- Audi Auto Union V16 Type C Streamline '37 (International versions)
- Sauber Mercedes C9 Race Car '89 (NTSC-J version)