World Supersport 300 Championship to End After 2025 Season

The World Supersport 300 championship is on its penultimate lap, with the entry-level racing series set to end following the 2025 racing season. According to an announcement from the Superbike Commission which sets the regulations for production-based racing, the 300 class will be replaced by a new entry-level series for 2026 and beyond.

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