The original equipment window regulator fails when the cable binds because it has poor tension. This Dorman OE FIX replacement regulator incorporates cable tension springs to resist cable reel binding. All Dorman products are backed by more than a century of automotive parts and hardware expertise. Since 1918 Dorman has given people greater freedom to fix by constantly developing new repair solutions that put owners and installers first. With over 80 000 products backed by a team of product engineers and experts based in the United States Dorman is the first choice of automotive professionals backyard mechanics and do-it-yourselfers all over North America.