1103 / 1906
WHEELS AND TYRES
11
PROBLEM
CAUSE
PATTERN
Spot wear
A part (or a few
parts) of the
circumference of the
tread are wearing
faster than other
parts.
Faulty suspension, rotating parts or brake parts
Dynamic imbalance of tyre/rim assembly
Excessive run out of tyre and rim assembly
Sudden braking and rapid starting
Under inflation
Feather-edged wear
The blocks or ribs of
the tread are wearing
in a feather-edge
pattern
Improper wheel alignment
(faulty toe-in)
Bent axle beam