| St. Catharines Components Plant | |
|---|---|
 | |
| Operated | 1901–2010 |
| Location | St. Catharines, Ontario |
| Coordinates | 43°09′58″N 79°15′41″W / 43.166°N 79.2613°W |
| Industry | Automotive |
| Products | Engine and transmission parts |
| Address | Ontario St |
| Owner(s) |
|
| Defunct | 2010 |
St. Catharines Components Plant was a General Motors automobile powertrain factory in Canada and one of two GM facilities in St. Catharines, Ontario. The plant was operated by General Motors Canada. The plant manufactured engine and transmission parts.