
368 LIGHT AND HEAVY VEHICLE TECHNOLOGY
Figure 22.30 Action of anti-roll bar (Alfa-Romeo)
between the front and rear pairs of tyres in favour of
promoting understeer. The influence of tyre slip angles
on understeer was described in Section 21.1. The slip
angle of a tyre can also be increased if the vertical load
becomes greater, which is the effect that the addition of
an anti-roll bar has on the already heavily loaded outer
wheel of a pair during cornering. In more recent years
there has been a trend to include an anti-roll bar in the
rear suspension system as well, partly to correct any
condition of excessive understeer and partly to reduc ...