If you are experiencing wander or a loose feeling in the front end of your LML or L5P Duramax, you could have a worn out idler arm. Poorly designed joints from the factory quickly loosen and cause excessive play in the steering. Solve this issue with the Mevotech Supreme Idler Arm. This replacement idler arm features a sintered metal bearing and a high quality corrosion resistant finish for long lasting durability. The Mevotech Idler Arm is designed as a direct replacement arm and comes with all necessary hardware for installation. Limited lifetime warranty.