Tyre Size Guide

Use the markings on your tyre sidewall to choose the correct size. Example: 225/45R17 94W

What each part means

  • 225 – width in mm
  • 45 – aspect ratio (% of width)
  • R – radial construction
  • 17 – rim diameter (inches)
  • 94 – load index
  • W – speed rating

Common Speed Ratings

Rating Max speed
T 190 km/h (118 mph)
H 210 km/h (130 mph)
V 240 km/h (149 mph)
W 270 km/h (168 mph)
Y 300 km/h (186 mph)

Load Index (examples)

Index Max load (kg)
88 560
91 615
94 670
98 750

Need help?

Message us on WhatsApp 07895 649 792 or call 07511 984 234 for size advice.