Spring ID Adapter 2.5in to 3in

The Spring ID Adapter 2.5in to 3in from EIBACH is an essential accessory for suspension builders and mechanics who are upgrading coilover or spring systems with mismatched inner diameters. This adapter effectively bridges the gap between 2.5-inch and 3-inch spring seats, allowing for the use of premium aftermarket springs that would otherwise be incompatible with existing setups.

Engineered by EIBACH, a leader in suspension dynamics, this adapter is manufactured to precise tolerances to ensure proper fitment and maintain optimal spring seating geometry. Its compact design integrates seamlessly into tight spring tower environments without adding excessive bulk or interfering with other suspension components. Weighing just 0.161 lbs, it contributes minimal unsprung weight while providing the necessary structural integrity to handle spring preload and dynamic loads.

This adapter is ideal for suspension enthusiasts, independent shops, and OEM tuners who require flexibility in spring selection without compromising ride quality. Common installations include coilover conversions and spring upgrades, making it a versatile solution for various performance applications.