Wheel Centre Stiffness / Longitudinal Compliance – Suspension KPI

Wheel centre stiffness (the inverse of wheel centre compliance) is a measure the equivalent longitudinal stiffness of the suspension system at the wheel centre. It is measured in Newtons per metre (N/m) or Newtons per millimetre (N/mm).

wheel centre stiffness longitudinal compliance equivalent stiffness

In practice longitudinal stiffness is tuned as shown below.

wheel centre stiffness longitudinal compliance soft bush stiff bush lower control arm

This KPI page is only a brief overview. To learn more about this and other KPIs, including KPI values used in industry, real-world examples and best-practice guidance, please refer to our courses below.

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