Fits: 2001 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML/L5P Duramax Diesel
A worn output shaft bushing can cause damage to your slip yoke and transfer case. Always check this part for wear when replacing the output shaft seal and replace it with this OEM GM replacement.