Jan 31, 2023 · Shimano Dura-Ace AX 7300 comes out in 1980. It is specifically designed to be more aerodynamic. Despite being a commercial disaster (Dura-Ace series were not really …

DURA-ACE AX 7300 series The AX 7300 series featured an aerodynamic design that aimed to reduce air resistance, a never-ending challenge in cycle racing. Aerodynamic shapes and …

The DURA-ACE AX 7300 series reduces air resistance – a never-ending challenge for competitors – and weight. To maximize the effects of aerodynamic design, Shimano builds a …

The Shimano Dura-Ace AX (7300) is a riddle, wrapped in a mystery, inside an enigma. A ground-breaking technical tour de force with a silky smooth shift - that was reviled in the peleton as …

Shimano Dura-Ace AX 7300 comes out in 1980. It is specifically designed to be more aerodynamic. Despite being a commercial disaster (Dura-Ace series were not really …

Jun 8, 2017 · In 1980 along came 7-speed with Dura-Ace AX 7300 and the first index mechanism in the rear derailleur. It was also the first groupset to be more aerodynamic, with Shimano …

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Dura-Ace AX-7300, 1980 In today’s superbike era, it’s hard to believe that aerodynamic design of any significance could play a part in derailleurs. Yet that’s exactly what Shimano set out to …

Today, the DURA-ACE R9200 groupset is made of titanium and carbon fiber, equipping 14 of the 18 teams in the Men’s WorldTour with stage- and Grand Tour-winning components. DURA …

« Le DURA-ACE est synonyme d’excellence sur la route. J’ai pu le vérifier en l’emmenant là où personne ne l’aurait probablement jamais fait, sur des tentatives de records en ultra …