The 2004 Silverado Sierra 2500 Front Axle Carrier Housing 4x4 Actuator H73 is a crucial component for off-road enthusiasts and those looking to upgrade their vehicle's drivetrain. This differential assembly, made by GM under the Chevrolet and GMC brands, includes the carrier, gear, and actuator necessary for optimal performance. With a gear ratio of 3.73, this part comes with a manufacturer warranty of 60 days and is designed for the front placement on vehicle. Perfect for those seeking high-quality replacement parts or upgrading their vehicle's capabilities, this Front Axle Carrier Housing is a reliable choice.