Pro 4 Racing Shock Spring Set (7 Pairs) by HPI Racing

HPI Racing
HPI75175
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Key Features:

  • Range from 273-400 gf/mm
  • Color-coded for easy ID
  • Faster laptimes
  • 7 pairs of springs specifically tuned by HPI Team Drivers for Pro 4

This product was added to our catalog on March 24, 2009.