E36 / E46 (non M) Polyurethane Front Differential Mount Bushing and M14 Bolt Upgrade Combo - Fits E85 and E86
E36 / E46 (non-M) Polyurethane Front Differential Mount Bushing and M14 Bolt Upgrade Combo Overview Introducing Garagistic Polyurethane Differential Mounts for your BMW E36, E46, or E86 - the ultimate solution to eliminate those annoying clunks and thuds coming from your rear differential. If you've experienced loud noises while releasing the clutch from a dead stop or heard your differential trying to escape during quick shifts or hard driving, chances are your stock front differential bushings are worn out or failed. With our high-quality polyurethane mounts, you can bid farewell to these issues and enjoy a smoother driving experience. Our M14 diff bolt is fantastic as it is stronger than OEM as it is grade 10.9 (OEM bolts are 8.8), and also has an increased shank thickness (14mm) while maintaining the OEM thread pitch of 12x1.5. This means that you do not need to drill and tap your differential threaded holes to M14, as we all know that these differentials are getting rarer and hard