Cadillac locked down Sergio Perez through 2029 on the eve of his home race in Mexico, a four-year extension that cements the veteran as the franchise cornerstone while his teammate Valtteri Bottas sweats out his immediate future. Perez will notch his 300th career start this weekend — seventh all-time — and if he finishes this deal at 39, he'll pass Button, Schumacher, Barrichello and Raikkonen for third on the all-time list behind only Alonso and Hamilton. Neither Cadillac driver has scored a point in the team's debut season, but Perez has consistently outpaced Bottas in race trim. Bottas isn't guaranteed beyond 2026. The team is eyeing development driver Colton Herta, Frederik Vesti and Yuki Tsunoda as alternatives. Herta remains the dream American pairing for GM's first F1 project, and with Perez now anchored, the seat across the garage is the one that could finally deliver it.

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