Limiting side movement. (1) Tread grooves running circumferentially around the tire resist side forces for maximum traction on sums. (2) Stabilizing tread plies limit side to side movement of the tread ribs caused by the expansion and contraction of tread areas as sidewalls flex.
LATERAL STABILITY
Meaning of LATERAL STABILITY in English
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012