Shock Springs: 40mm 6.6N/mm (38lbf/in) (2) (ARA330599)

40mm shock springs, 6.6 N/mm (38 lb/in) — a set of two designed to quickly tune the handling of RC shocks on compatible vehicles.

Made from precision spring steel for consistent performance and long-lasting durability, these 40mm springs offer an easy way to adjust ride feel and stability. The 40mm length and 6.6 N/mm stiffness make tuning straightforward, and the set includes two springs to cover different setups.