Bump Spring Cup 1.63in ID x .625in Shaft

The Bump Spring Cup 1.63in ID x .625in Shaft by Eibach is a precision suspension component specifically engineered for coilover systems and performance suspension setups. This bump stop cup serves as a critical interface between the coilover spring and the vehicle's suspension frame, designed to control spring movement and protect against excessive compression.

Engineered to Eibach's exacting specifications, the Bump Spring Cup features a 1.63-inch inner diameter paired with a .625-inch shaft diameter, providing a secure fit within most coilover spring configurations. The robust cup design distributes lateral and vertical loads evenly across the suspension assembly, minimizing stress concentration and extending component lifespan. Weighing just 0.19 pounds, this lightweight cup integrates seamlessly into performance suspension systems without adding unnecessary weight.

Mechanics and enthusiasts upgrading coilover suspensions will appreciate the precision engineering that Eibach delivers with this bump spring cup. Its compact dimensions (3.95 x 0.7 x 4.15 inches) allow for straightforward installation in tight suspension mounting areas common to modern chassis designs. Compatibility is specific to your coilover system, so ensure to verify fitment before purchase.