| Year | Make | Model | Notes |
|---|
| 1981 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1982 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1983 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1984 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1985 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1986 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1987 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1988 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |
| 1989 | Chevrolet | P20 | 9.5 In. Ring Gear; Position: Rear Inner; |