Pneumatic radial tyre.

摘要

A pneumatic radial tyre comprising a carcass (6) and a belt (7) comprising belt plies (7A, 7B) composed of steel belt cords (7a) wherein at least two circumferential grooves (G) are constructed in the tread part (2) extending continuously in the direction of the tyres equator (CO) and lateral grooves in some parts defined by dividing the tread part (2) in the axial direction of the tyre into approximately three or four equal areas. (SL, CL, CR, SR). The tyre prevents one side drifting of a car in driving and improves the straight forward driving performance.