Other information:
The traction grades, from highest to
lowest, are AA, A, B and C. Those
grades represent the tire’s ability to
stop on wet pavement as measured
under controlled conditions on specified
government test surfaces of
asphalt and concrete.
A tire marked C may have poor
traction performance...
Pull out the end of the blade rubber
assembly to unlock it from the plastic
support.
Pull the blade rubber assembly out of
the plastic support.
Metal spines
If the new blade rubber is not provided
with two metal spines, remove the metal
spines from the old blade rubber and install
them in the new blade rubber...