CATCHING UP WITH: Cristiano Silei Dainese's new CEO came from Ducati in April.

The year 2015 will be remembered as a pivotal one for Dainese, the Italian leatherwear firm that made protective leathers fashionable with everyday motorcyclists. On January 1, 2015, founder Lino Dainese—who for more than 50 years pit all his energy and passion into every single product leaving...