# NHTSA Recall 21V171000 — Completion Reports
> **Safety Chains Could Break** · Aluminum Trailer Company (ATC) · Recalled 2021-05-07
## Latest status
- **Affected units:** 230
- **Remedied:** 86 (37.39%)
- **Unreachable owners:** 0
- **Removed from recall:** 0
- **Latest report:** 2023-04-11 (2023-1)
- **Quarters reported:** 8
## Quarterly progress
| Period | Affected | Remedied | Unreachable | Removed | Completion % | Reported |
|--------|----------|----------|-------------|---------|--------------|----------|
| 2021-2 | 230 | 67 | 5 | 0 | 29.13% | 2021-07-20 |
| 2021-3 | 230 | 80 | 0 | 0 | 34.78% | 2021-10-12 |
| 2021-4 | 230 | 84 | 0 | 0 | 36.52% | 2022-01-10 |
| 2022-1 | 230 | 85 | 0 | 0 | 36.96% | 2022-04-04 |
| 2022-2 | 230 | 85 | 0 | 0 | 36.96% | 2022-07-05 |
| 2022-3 | 230 | 85 | 0 | 0 | 36.96% | 2022-10-04 |
| 2022-4 | 230 | 86 | 0 | 0 | 37.39% | 2023-01-09 |
| 2023-1 | 230 | 86 | 0 | 0 | 37.39% | 2023-04-11 |
## Source
- [NHTSA recall page](https://www.nhtsa.gov/recalls?nhtsaId=21V171000)
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