Traxxas 4957R – Springs, progressive rate (for Ultra-Shocks only) (f/r) (4)

Brand: Traxxas

Part Number: 4957R

Set of four progressive-rate springs for Traxxas XX-long Ultra Shocks are custom-wound to provide responsive control for small bumps, with a progressively stiffer rate to absorb harder impacts.

Accessory part for these models:

T-Maxx