Ron Esau at Riverside International Raceway
Ron Esau has made 11 NASCAR Cup Series starts at Riverside International Raceway since 1975, with 0 wins, 0 top-10s and an average finish of 28.2.
Totals at Riverside International Raceway by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|
| Cup Series | 11 | 0 | 0 | 0 | 0 | 28.2 | 29.3 | 14 |
Every start at Riverside International Raceway
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|
| June 21, 1987 | 1987 Budweiser 400 | Winston Cup Series | 39 | 22 | 0 | Running |
| November 16, 1986 | 1986 Winston Western 500 | Winston Cup Series | 40 | 33 | 0 | Rear end |
| June 1, 1986 | 1986 Budweiser 400 | Winston Cup Series | 29 | 16 | 0 | Running |
| November 17, 1985 | 1985 Winston Western 500 | Winston Cup Series | 27 | 41 | 0 | Engine |
| November 18, 1984 | 1984 Winston Western 500 | Winston Cup Series | 29 | 27 | 0 | Running |
| June 3, 1984 | 1984 Budweiser 400 | Winston Cup Series | 18 | 27 | 0 | Running |
| November 20, 1983 | 1983 Winston Western 500 | Winston Cup Series | 24 | 38 | 0 | Ignition |
| June 5, 1983 | 1983 Budweiser 400 | Winston Cup Series | 29 | 35 | 0 | Crank |
| June 13, 1976 | 1976 Riverside 400 | Winston Cup Series | 33 | 35 | 0 | Clutch |
| January 18, 1976 | 1976 Winston Western 500 | Winston Cup Series | 24 | 14 | 0 | Running |
| January 19, 1975 | 1975 Winston Western 500 | Winston Cup Series | 30 | 22 | 0 | Transmission |