SuperPro 2015 BMW 228i Base Rear HD Adjustable End Link Set (10mm Studs 125mm-145mm Length)Sway bar link bushings are one of the most underappreciated components in your suspension system. These bushings are asked to tolerate changing loads and significant articulation every time your vehicle hits the road. The constant workout causes them to wear quickly and in term compromises the effectiveness of the link itself, and the sway bar it is attached to. Worn link bushings exaggerate roll, slow vehicle responses and in their worst state