GB4 Championship confirms provisional 2026 calendar and Winter Series plans GB4 Championship confirms provisional 2026 calendar and Winter Series plans Bas Kaligis / Sunday, September 28, 2025 0 435 Article rating: No rating The GB4 Championship, partnered by the BRDC, has confirmed its 2026 event calendar, retaining the popular and cost-effective seven-round, 21-race schedule across the UK’s premier circuits. In addition, plans for a maiden Winter Series have also been confirmed, with an end of year visit to Snetterton on 24/25 October for drivers considering an entry for the 2027 season. Read more