| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicular suspension supporting portion structure capable of improving the stiffness of a suspension supporting portion to loads input in two directions of a vehicle width direction and a vehicle fore-and-aft direction.SOLUTION: Extension ribs 34 are formed at a front end portion and a rear end portion of a first vertical wall portion 26 on the inside in a vehicle width direction in a suspension tower body 22. The extension ribs 34 are projected out to the inside in the vehicle width direction, extended in a vehicle vertical direction, and are connected to an upper surface 14A of a front side member 12 at lower end portions. On a pair of front and rear second vertical wall portions 28 of the suspension tower body 22, inside ribs 36 and outside ribs 38 are formed at both sides of an upper arm installation hole 26A. The inside ribs 36 and the outside ribs 38 are projected out to an opposite side to a side storing a suspension in the vehicle fore-and-aft direction, extended in the vehicle vertical direction, and connected to the upper surface 14A of the front side member 12 at lower end portions. |
