Silca expands into tires with Protocol gravel and road line

August 20, 2026

Accessory brand Silca is making a big move into components with a new line of three gravel tires and one road model. The new range, called Protocol and all tubeless, encompasses gravel options for hardpack (RCG-1), mixed terrain (RCG-3) and loose conditions (RCG-4) and will include 700×45 mm, 50 mm and 55 mm sizes and a 32 x 2.4” option in the RCG-3 tread. The RCR road tire is available in 29 and 38 mm widths to cover racing and endurance/all-road riding. escape