BLITZ/Racing springs allow fine suspension tuning for better handling.
HPI Racing now offers a Racing Spring Set that gives BLITZ and Mini-Trophy trucks a wide variety of tuning choices to dial in the handling of their trucks to track conditions for faster lap times. This set features 4 pairs of gray rear springs that are color coded for easy identification:
- Pink (One step softer than stock)
- White (Stock BLITZ rear spring)
- Yellow (One step stiffer than stock)
- Red (Two steps stiffer than stock)