Qty:
195 indicates the section width of a tyre in millimetres.
65 is a tyre’s aspect ratio which is its height from the base of the tread to the rim. This number represents a percentage of the tyre’s tread width.
R means that the tyre has radial ply construction, meaning the way in which it has been constructed.
15 indicates the diameter of the wheel rim.
91 V is a reference that indicates the maximum load capacity and speed at which a tyre can be safely operated... See load index table here.
Overall Diameter of the unloaded tyre in mm.
Size
LI/SS
OD
OW
Tread depth
RPK
RW
Max Load^