Vehicle side rail having curled cross section

FIG. 1 is a perspective view of the vehicle side rial having curled cross section;

FIG. 2 is a reduced rear elevational view thereof;

FIG. 3 is a reduced front elevational view thereof;

FIG. 4 is a reduced top plan view thereof;

FIG. 5 is a reduced bottom plan view thereof;

FIG. 6 is an enlarged end view thereof as taken from the righthand side of FIG. 3; and,

FIG. 7 is an enlarged front elevational view of FIG. 3 shown broken away for ease of illustration.