| 摘要 |
<p>Provided is a pneumatic radial tire for a passenger vehicle, including: a carcass constituted of plies as radially-disposed cords and toroidally provided across a pair of bead portions; and a tread, in which: the tread surface has one or more grooves formed thereon; the grooves each have a groove width of 3 mm or less; and a section width SW to an outer diameter OD of the tire have a ratio of SW/OD‰¤0.26 when SW<165 (mm), and SW and OD satisfy a relationship formula OD‰¥2.035×SW+282.3 when SW‰¥165 (mm).</p> |
