# Magna International to add second battery tray line in Saint Clair, Michigan

Magna International will spend roughly $210 million to add a second structural battery tray line at its Saint Clair, Michigan plant, supporting GM's Ultium-based truck programs. The expansion will bring annual capacity to about 350,000 trays and create about 180 jobs.

- Type: Expansion
- Announced: 2026-04-11
- Where: Saint Clair, Michigan, United States
- Value: $210.0M
- Jobs: 180
- Status: announced
- Capacity: 350,000 trays per year
- Products: structural battery trays
- Sectors: [Automotive Components](https://endata.com/sectors/automotive-components.md)

## Companies

- [Magna International](https://endata.com/companies/2534.md)
- [General Motors](https://endata.com/companies/4654.md) (customer)

## Sources

- [22metals.com](https://www.22metals.com/article/magna-michigan-ev-battery-tray), 2026-04-11: "Magna International said it will spend roughly $210 million to add a second structural battery tray line at its Saint Clair, Michigan plant."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.