HowStuffWorks The variable-diameter pulleys are the heart of the CVT. Just about every pulley is crafted from two 20-degree cones dealing with each other. A belt rides during the groove amongst The 2 cones. Induce: A substantial-pitched whining sounds from a CVT generally indicates difficulties Using the transmission fluid. https://gearboxcvt01100.blogthisbiz.com/38936957/cvt-an-overview