Designed to fit a 28.5mm Swaybar. Nolathane Swaybar Bushings feature 89mm (3.5") high with knurled ID specifically designed to retain grease. Also includes end link bushings x 8 bushings and x 4 sleeves. Backed up by a Limited Lifetime Warranty. Nolathane bushings are made from the highest quality elastomers and designed to synchronize your suspension system for optimal safety, handling, performance, ride quality, longevity and reduced maintenance. They are the most positive link between your vehicles body, springs, struts, arms, bars and shocks.