The H&R sport spring set for the 2018–2020 Buick Regal GS with the 3.6L V6 and AWD is a lowering spring kit intended to reduce ride height and provide a firmer, more controlled stance compared with stock springs. It’s specified for the Regal GS AWD 3.6 application across those model years. These springs are offered as a direct-replacement lowering option to alter ride height and road-holding characteristics while maintaining fitment for the identified Buick Regal GS applications.
H&R 18-20 Buick Regal GS 3.6 V6 AWD Sport Spring