QA1 GM Lower Control Arm (4in Spring) Bolt-In Spring Adapter Kit for Stock Springs

This bolt-in spring adapter for lower control arms are necessary to use your stock springs. This adapter is used with for use with part numbers 52320, 52364, 52366, 52420, 52464 and 52466.

• For use with 52319, 52337, 52419,52437
• Necessary to use stock sprngs
• Bolt-in