SWORKz Servo Saver Spring Hard

SWORKz Servo Saver Spring Hard SW118003H SWORKz Servo Saver Spring Hard For the new S35-4 EVO series, the first SWORKz original factory option is the servo saver hard spring. It is redesigned so that the spring wire tension and coils are stronger. Its will reduce any power lost from your steering servo and servo saver system and provides a higher response on high grip track conditions.