Understanding your tyre size.
When calling for tyre prices you will often be asked "what is your tyre size" this can be found on the sidewall of the tyre and below is a guide to what it all means.
195 = Section width, This is the width of the tyre in mm.
55 = Aspect ratio, This is the height of the tyre as a percentage of the
width i.e. 55% of 195mm.
R =Radial construction of the tyre.
16 =The rim diameter.
87 =Load rating.
V =The speed rating.
How do new tyres perform better than old tyres?
Below is a chart to show how the tyres tread depth can dramatically change your stopping distance.