SKU: ALL 64354
UPC: 848238070583
MPN: ALL64354
The ALLSTAR PERFORMANCE Bump Spring Cup 1/2in 1.280 Cup Step OD (ALL 64354) is a single-spring bump stop cup designed for suspension tuning in racing and high-performance vehicle applications. This component is engineered to reduce axle wrap, improve traction off the line, and control suspension travel during hard acceleration or deceleration events.
Constructed from aluminum and finished with a black anodized coating for corrosion resistance and durability, this bump stop cup features a 1.28-inch inner diameter (ID) and a 2-inch outer diameter (OD) with a height profile of 0.4 inches. The 0.5-inch through hole accommodates standard mounting hardware, ensuring compatibility with various suspension systems.
Ideal for drag racing, street rod builds, and performance street applications, this bump spring cup is crucial for preventing metal-to-metal contact and suspension damage during extreme conditions. Its design is compatible with most rear axle assemblies and suspension systems that utilize standardized bump stop mounting interfaces.
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