https://www.sigmaperformance.co.uk/blogs/news/what-is-a-slipper-clutch 2023-04-27T10:04:39+01:00 weekly https://cdn.shopify.com/s/files/1/0555/8799/5802/articles/wallpaper-bike-racing.jpg?v=1617194407 What is a slipper clutch? https://www.sigmaperformance.co.uk/blogs/news/the-sigma-performance-racer-support-scheme 2025-05-01T12:26:59+01:00 weekly https://cdn.shopify.com/s/files/1/0555/8799/5802/articles/HondaCBR60RREvoSP24Big.jpg?v=1746098819 The Sigma Performance Racer Support scheme https://www.sigmaperformance.co.uk/blogs/news/sigma-performance-slipper-clutches-in-the-2025-pirelli-national-sportbike-championship 2025-07-22T19:10:11+01:00 weekly https://cdn.shopify.com/s/files/1/0555/8799/5802/articles/Alfie_Davidson_Jade_Goodison_photo_Knockhill_grid_fastest_lap_966223c3-1ca1-41c4-8f76-0af3be9603dc.jpg?v=1753207811 Sigma Performance Slipper clutches in the 2025 Pirelli National Sportbike Championship. Alfie Davidson on pole at Knockhill