The 1989 Banquet Frozen Foods 300 was the 12th stock car race of the 1989 NASCAR Winston Cup Series season, the fourth race of the 1989 NASCAR Winston West Series, and the inaugural iteration of the event. The race was held on Sunday, June 11, 1989, before an audience of 62,000 in Sonoma, California, at the Grand Prix layout of Sears Point Raceway, a 2.52 miles (4.06 km) permanent road course layout. The race took the scheduled 74 laps to complete. In the final laps of the race, King Racing driver Ricky Rudd would manage to fend off a charge from Blue Max Racing driver Rusty Wallace for the final four laps to take his 10th career NASCAR Winston Cup Series victory and his only victory of the season. To fill out the top three, the aforementioned Rusty Wallace and Melling Racing driver Bill Elliott would finish second and third, respectively.