The CVT to start with received prominence in 1910 when Zenit Motorcycles developed a CVT product which was so economical it had been banned from hill climbing competitions. گیربکسهای سیویتی دنده ندارند و از دو قرقره مخروطی تشکیل میشوند. یکی از این قرقرهها به موتور و دیگری به باقی بخشهای https://zionufiji.ampblogs.com/not-known-facts-about-gearbox-cvt-70859614