{"product_id":"head-i-speed-4-0-ultegra-di2-copia","title":"Head I-Speed RR - Ultegra Di2","description":"\u003ch2 data-path-to-node=\"2\"\u003eHEAD I-Speed RR: Pure Speed\u003c\/h2\u003e\n\u003cp data-path-to-node=\"3\"\u003eThe \u003cb data-index-in-node=\"3\" data-path-to-node=\"3\"\u003eI-Speed RR\u003c\/b\u003e represents the pinnacle of HEAD's road range. It is a bike designed for competitions and demanding cyclists aiming for maximum aerodynamic efficiency and torsional stiffness.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"4\"\u003e Main Features\u003c\/h3\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,0,0\"\u003eHigh Modulus Carbon Frame:\u003c\/b\u003e The heart of the bike is an ultra-light monocoque carbon frame, with \"race\" geometry designed to optimize power transfer and cut through the air.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,1,0\"\u003eFull Carbon Integrated Cockpit:\u003c\/b\u003e The integrated handlebar not only provides a clean and aggressive look but drastically reduces aerodynamic drag by completely hiding cable routing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,2,0\"\u003eCarbon Wheels:\u003c\/b\u003e Equipped with high-profile carbon rims, the I-Speed RR ensures immediate responsiveness in sprints and excellent stability when maintaining high speeds on flat terrain.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,3,0\"\u003eShimano Ultegra Di2 Groupset:\u003c\/b\u003e The 12-speed electronic drivetrain offers lightning-fast, precise, and silent shifts. Thanks to the cockpit's wireless technology, ergonomics are top of the class.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HEAD","offers":[{"title":"49","offer_id":56698772849020,"sku":"rr_ultegra-49","price":4388.36,"currency_code":"EUR","in_stock":true},{"title":"52","offer_id":56698772881788,"sku":"rr_ultegra-52","price":4388.36,"currency_code":"EUR","in_stock":true},{"title":"54","offer_id":56698775667068,"sku":null,"price":4388.36,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/2051\/6162\/files\/WhatsAppImage2026-05-06at12.00.49.jpg?v=1778062376","url":"https:\/\/evolutionbikes.de\/en\/products\/head-i-speed-4-0-ultegra-di2-copia","provider":"Evolution Bikes IT","version":"1.0","type":"link"}