Services 2020+ Silverado and Sierra 2500/3500 HD truck 11.5" and 12.0" axles with Dual Rear Wheel (DRW) hubs.
This tool is designed to remove and install the hub nut on these axles, which is critical to maintaining the proper preload on the axle components.
Failure to use the correct tool can result in premature wear and reduced component life.