Description
The Allstar Performance Extended Length Swivler Spring Cup provides the adjustability and clearance needed for precise suspension tuning on custom and modified chassis. This upper spring cup accommodates swivel-style configurations, allowing fine-tuning of ride height and spring preload without complex modifications. Built from hardened steel with cadmium plating for corrosion resistance, it’s a reliable component for both road course and circle track applications.
- Upper spring cup
- Extended swiveler design
- 7/16-20 thread
- Steel construction
- Cadmium-plated finish
- Universal fitment
- Sold individually






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