Giro 2026 stage 4 Giro 2026 Route stage 4: Catanzaro - Cosenza Door Harmen Lustig Tuesday, 12 May – The Giro d’Italia is on home soil. At 144 kilometres, stage 4 runs on flat roads from Catanzaro to Cosenza until a climb of 14.4 kilometres at 5.9% sets up the finale.