Recentdevelopmentsinvehiclesteeringsystemsoffernewopportunitiestomeasurethesteeringtorqueandreliablyestimatethevehiclesideslipandthetire–roadfrictioncoefficient.Thispaperpresentsanapproachtovehiclestabilizationthatleveragestheseestimatestodefinestateboundariesthatexcludeunstablevehicledyn