Manual: 2011/2012 911

Page: 212

Speed code letter
The speed code letter indicates the maximum permissible speed for the tire.
This code letter is shown on the tire sidewall.

T = up to 118 mph (190 km/h)
H = up to 131 mph (210 km/h)
V = up to 150 mph (240 km/h)
W = up to 167 mph (270 km/h)
Y = up to 186 mph (300 km/h)
(Y)= up to 186 mph (300 km/h) as for Y tires. Speeds of more than 300 km/h (186 mph) are also possible at a maximum tire load capacity of 85 % (confirmation from tire manufacturer required for speeds of more than 186 mph (300 km/h)).

Information
Tires with a maximum speed rating that is lower than the specified maximum vehicle speed may be mounted only if they bear an M+S identification on the tire sidewall.

  • Please note that in addition to the winter tires, all-season and all-terrain tires are also subject to speed limits and bear this identification.

Inscription on light alloy wheels

Information

  • Protect the valve inserts against soiling with valve caps.
    Use only plastic valve caps.
    Soiled valve inserts can cause a gradual loss of air.

Information

  • The rim width in inches A and the rim offset F are visible from the outside.
    The information is inscribed on the back of the spokes near the tire valve.


A - Rim width in inches
B - Rim-flange contour code letter
C - Symbol for drop-center rim
D - Rim diameter in inches
E - Double hump
F - Rim offset in mm