CSW1820 Custom Works Big Bore Shock Spring Set (5lbs-8lbs)

This product is a medium-rate big bore shock spring set designed for Custom Works RC vehicles and other compatible 12mm big bore shock systems. It includes a range of spring rates from 5 lb to 8 lb, allowing racers to fine-tune suspension stiffness for different track conditions and driving styles. The kit is commonly used in dirt oval and short course racing setups where precise suspension balance is critical for traction, cornering stability, and weight transfer control. Each spring is manufactured for consistent rate and durability, helping maintain predictable handling over repeated use. It is designed as a direct fit for Custom Works big bore shock platforms and similar aftermarket systems.

Features

• Includes 5 lb, 6 lb, 7 lb, and 8 lb spring rates
• Designed for 12mm big bore shock systems
• Medium-rate tuning range for racing setup adjustment
• Improves traction and handling balance on track
• Consistent spring rate construction for repeatable performance
• Compatible with Custom Works short course and oval platforms
• Made for dirt oval and high-performance RC racing use