1 (also labelled "L"): Restricts the transmission to 1st equipment only, often known as a "low gear". This is helpful when a big torque is necessary in the wheels (for example, when accelerating up a steep incline); even so use at larger speeds can run the motor at an extreme https://manuelwhnsv.theisblog.com/34364061/the-greatest-guide-to-gearbox-auto