See: RDRP

Revolution Design Racing Products have introduced new machined Delrin shock parts for all Team Associated 3rd generation RC8 kits including the RC8B, RC8B3e, RC8T3 and RC8T3e. The machined shock parts as a direct replacement for the kit’s rod guides and lower O-ring bushings. Precisely machined from high-quality Delrin the parts improve the O-ring seal fit for optimised sealing, better shock rod guidance and a more efficient shock performance. The set includes four shock rod guides and four lower bushings, enough to equip all four shock absorbers of a car.