Tesla has torn down its original Model S and Model X assembly lines at the Fremont factory in 46 days to begin Optimus robot production. The move prepares the site for up to 1 million units per year while larger volumes are planned for Texas.

The Optimus line uses a modular design instead of a static conveyor.
https://x.com/gigafactories/status/2075636160508866562
This layout lets engineers adapt the workspace as the robot design and assembly processes change.
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Tesla marked the start of high-volume Semi production at its new Sparks, Nevada factory on September 24. The plant, which Tesla says covers 1.8 million square feet, is built to scale to 50,000 trucks annually.
Tesla reportedly conducted intensive supplier audits across China's Yangtze River Delta last week as it prepares Optimus production. The visits to potential suppliers Tuopu Group, Sanhua Holding Group, and Joyson Electronics in Ningbo, Hangzhou, and Shanghai leverage existing automotive partners rather than confirming a mass-production acceleration.
Tesla has started sending invitations for its Semi Rollout event on September 24 at the new factory in Sparks, Nevada. The gathering will showcase the facility, which Tesla says covers 1.8 million square feet, built to produce up to 50,000 trucks per year along with refreshed vehicle features and fleet economics.
Tesla revealed the production Cybercab at an Austin event on September 4, 2026, showcasing its unboxed manufacturing process and new hardware components. The two-seater autonomous vehicle uses a pure-vision system with a drag coefficient under 0.20 and omits any immediate plans for individual customer sales.
Tesla and SpaceX have confirmed Grimes County, Texas as the site for their Terafab semiconductor megafactory, with the first phase costing roughly $16.8 billion. The project targets the largest chip manufacturing facility on the planet to supply over 1 terawatt of compute per year that exceeds current and future global production capacity.