Tesla Fremont Shifts Post-Model S

Tesla’s Fremont factory is changing jobs. The line that built the Model S and Model X is being retired, and Tesla says the replacement is not another car at all. It’s Optimus — the company’s humanoid robot. That matters because Fremont has been the symbolic home of Tesla’s original premium vehicles since the Model S launch in 2012, and now that space is being reassigned to a very different bet. ### Did Tesla actually end Model S production? Yes — and Model X went with it. Elon Musk said on Tesla’s January 28, 2026 earnings call that the company would end both programs by the end of Q2 2026, calling it an “honorable discharge.” By April 1, Tesla had stopped taking custom orders, and only a few hundred inventory vehicles remained globally. (electrek.co) ### What is Fremont building instead? Tesla’s own Q1 2026 shareholder update is unusually direct here: the first-generation Optimus production line will replace the Model S and Model X lines in Fremont. The company says that line is being designed for 1 million robots a year. That is the clearest answer to the “what now?” question — Fremont is losing a legacy car program and gaining a robotics program. (cnbc.com) ### Why Fremont? Because that factory already has the people, tooling culture, and supply-chain muscle Tesla built around complex assembly. Fremont is still Tesla’s California manufacturing hub and one of its biggest sites. The catch is that robots are not cars. Some manufacturing skills transfer, but the product, parts mix, testing, and ramp risks are different enough that this is more like reusing the stage than replaying the same show. (assets-ir.tesla.com) ### Why kill the S and X now? Basically, because they had become niche products inside Tesla’s lineup. The company’s real volume comes from Model 3 and Model Y, while Musk has been steering investor attention toward autonomy, robotaxis, and Optimus. Even Tesla coverage that is friendly to the company frames S and X as sentimental holdovers rather than growth engines. Fremont space is valuable, and Tesla appears to have decided those lines were better used for future bets. (tesla.com) ### Is this happening right away? Pretty quickly. On Tesla’s April 22, 2026 earnings call, Musk said Optimus production at Fremont would begin in late July or August — just a few months after the final S and X units roll off. That does not mean Tesla will suddenly be making robots at full speed this summer. It means the conversion is moving from plan to physical ramp. (cnbc.com) ### How big is the robot bet, really? Huge — at least on paper. Tesla is not describing Optimus as a side project. It says Fremont’s first-generation line targets 1 million robots annually, while Gigafactory Texas is being prepared for a second-generation line aimed at a long-term 10 million-unit annual capacity. Those are enormous numbers, and they show how central robotics has become to Tesla’s story. (electrek.co) ### So is Fremont still mainly a car factory? For now, yes. Tesla’s Fremont page still describes the site as a production hub for Model S, 3, X, and Y, which shows the public-facing materials have not fully caught up with the shift. But the actual direction is clear — the old flagship-car space is being handed to Optimus, not to another passenger vehicle. ### Bottom line (assets-ir.tesla.com) The important part is not just that Model S is ending. It’s what gets the floor space next. Tesla is using one of the most symbolic pieces of its car-making history to signal that its future growth pitch is no longer just EVs — it’s robots. (electrek.co) (tesla.com)