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The FOX preload ring spring hardware is a 3.980" outer diameter, 0.750" tall ring with a 2.310" bore, machined from AL 6061 and finished in black. It serves as a spring preload component for coilover assemblies, providing an adjustable seat for spring tension. Use it when replacing or upgrading spring hardware to retain correct spring positioning and basic preload adjustment capability in suspension builds.
Fox Spring Hardware - Preload Ring 3.980 OD x 0.750in TLG 2.310in Bore AL 6061 - Black
