The Kent Moore J-44870 Drive Shaft Carrier Bearing Installer Tool J44870 is a specialized diagnostic service tool designed for automotive use. Made by the reputable brand Kent Moore, this tool is specifically designed for installing drive shaft carrier bearings in General Motors vehicles. The manufacturer part number J-44870 ensures compatibility and quality assurance. Please note that this tool comes with a no warranty policy, emphasizing the importance of proper usage and maintenance for optimal performance.