These Associated factory replacement 13mm front shock springs are rated at 4.3 lb/in and feature an orange color coding for quick identification during setup. Wound to a 44mm length with 6.0 turns and 1.2mm wire diameter, they give tuners precise spring rate information at a glance. Sold as a pair, they are a direct replacement for Associated 1:10 buggy and truggy platforms that use 13mm front shocks. Features: 4.3 lb/in spring rate 13mm diameter 44mm length 6.0 turns, 1.2mm wire diameter Orange color coded for easy rate identification 7/7/26 cs