| Clue | Source | Date |
|---|---|---|
| Spot behind the driver, e.g. | ||
| Back spot for a rider | Premier Sunday | 03 Dec 2023 |
| Original Thunderbird's lack | USA Today | 22 May 2019 |
| Original Thunderbird's lack | ||
| What some sports cars lack | Newsday | 07 Jan 2018 |
| What no production Corvette has | USA Today | 23 Mar 2017 |
| Back space? | New York Times | 12 Nov 2016 |
| Back space? | ||
| What shotgun callers shun | ||
| What shotgun callers shun | ||
| Indy car's lack | ||
| Indy car's lack | ||
| Safer place for kids | ||
| Part of an auto |