The Pro-Line Arrma 4S BLX PowerStroke Front Spring Assortment is a tuning option for Pro-Line PRO6359-00 PowerStroke Front Shocks. Take your PRO6359-00 ARRMA PowerStroke Shocks to the next level by tuning them to match your specific needs with the optional Dual-Rate Front Spring Assortment pack. Mix and match the different upper and lower spring rates to dial in your suspension to the conditions. The 3 different upper and lower rates allow for 9 different combined spring rate options. 

• Take your 6359-00 Shocks to the Next Level
• Tune your Spring Rates and Dial in your Suspension to the Conditions
• 3 Different Upper and 3 Different Lower Springs Allow for 9 Different Combinations

• (2) Green Upper Springs 7.0 lbs./in. 
• (2) Yellow (Stock) Upper Springs 9.0 lbs./in.
• (2) Red Upper Springs 11.0 lbs./in.
• (2) Green Front Lower Springs 5.5 lbs./in.
• (2) Yellow (Stock) Front Lower Springs 7.0 lbs./in.
• (2) Red Front Lower Springs 8.5 lbs./in.

• PRO6359-00 Pro-Line Front PowerStroke Shocks for ARRMA® 3S and 4S vehicles