Wheel & tyre 195 / 50R13 Specifications : 

Tyre Type :  195 / 50R13 Radial
Wheel Configuration : 5 Stud
Pitch Circle Diameter (PCD) : 6 1/2 inch
Dimensions : 20″ tall , 6 1/2 ” wide.
Rim Inner Diameter : 13″
Single Wheel Hub Load :  900kg @ 88 mph ( Load rating: 104N)
Dual Wheel Hub Load : 825kg per hub @ 88mph (Load rating 101N).