Reverse gear is normally marked 'R' around the selector. The forward-push clutch is disengaged and the primary ring equipment freewheels. If equally Sunshine gears switch in precisely the same way, the planet gears lockup as they can only spin in reverse Instructions. This locks the ring equipment into the planets https://gearboxauto08630.bloggip.com/33853598/what-does-gearbox-auto-mean