Shocks, GTR xx-long hard-anodized, PTFE-coated bodies with Tin shafts (assembled) (2) (without springs) Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your users manual for exact parts listings.