# GM plans $300M transmission plant expansion in Romulus, Michigan

General Motors is developing a $300 million expansion at a campus in Romulus, Michigan, to boost production capacity of 10-speed transmissions used in full-size trucks and SUVs.

- Type: Expansion
- Announced: 2026-11-03
- Where: Romulus, Michigan, United States
- Value: $300.0M
- Status: announced
- Products: 10-speed transmissions
- Sectors: [Automotive Components](https://endata.com/sectors/automotive-components.md)

## Companies

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

## Sources

- [industrialinfo.com](https://www.industrialinfo.com/news/article/us-canada-auto-component-manufacturing-brings-85-billion-in-capital-investment--364507), 2026-11-03: "a $300 million expansion at a campus in Romulus, Michigan, would boost production capacity of 10-speed transmissions used in full-size trucks and SUVs."

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