The gearbox of 450 is CVT, Toyota hybrid special gearbox and Toyota patented product. CVT has the characteristics of high technology content, good fuel economy and more comfortable driving performance.
There is no gear transmission structure of the traditional gearbox, but two transmission wheels with variable diameters with a transmission belt in the middle. The basic principle is that the two ends of the transmission belt are wound on a conical pulley, and the outer diameter of the pulley changes steplessly according to the oil pressure.