Hpi Shock Spring 14.4x117x1.2mm 25 Coils (Red/4pcs) for Savage 6743 Genuine HPI Racing product! HPI6743 HPI Racing Shock Spring 14.5x117x1.2mm Red Savage 21 (4) HPIC6743 4944258067438 HPIRacing HPI6743 HPI 6743