Traxxas Springs, Rear (white, XX-Long) (progressive rate) (2) 5858

White progressive-rate springs for XX-long Traxxas Ultra Shocks are custom-wound to provide responsive control for small bumps, with a progressively stiffer rate to absorb harder impacts. Sold as a pair. Stock spring on Slash kits, and can be fitted to other Traxxas 1/10 vehicles.