| 摘要 |
PROBLEM TO BE SOLVED: To realize high steering stability and excellent acceleration performance when a vehicle runs at a high speed. SOLUTION: A carcass ply includes a polyethylene 2,6-naphthalate fiber cord ply using a carcass cord made of polyethylene 2,6-naphthalate fibers. An interval between a carcass cord of a carcass ply on an outermost side and tread rubber is 1.0 mm or less. Tread rubber is made of high heat generating rubber having loss tangent (tanδ) of 0.40 to 0.60 at 50 deg.C. |
