1 (also labelled "L"): Restricts the transmission to 1st equipment only, often known as a "reduced gear". This is helpful when a sizable torque is necessary within the wheels (for instance, when accelerating up a steep incline); nevertheless use at larger speeds can run the motor at an extreme speed, https://gearboxauto64174.fitnell.com/74929029/the-gearbox-auto-diaries