TR690— This bigger, additional robust unit was used in heavier designs similar to the Outback and Legacy. Compared with the TR580, the chain generally rotates in the same route, when the forward/reverse choice assembly from the intermediate housing handles the direction shift. The CVT gearbox was initial patented in 1886 https://gearbox-cvt08641.theideasblog.com/34666009/top-gearbox-cvt-secrets