The Automatic Slack Adjuster by Torque is designed specifically for Mack 25QD419P4 and Volvo 20714928 trucks. This tool, with the manufacturer part number TR1173_05_, is designed to accurately adjust slack within the braking system for optimal performance and safety. With its automatic mechanism, this slack adjuster makes maintenance tasks easier and more efficient for automotive professionals and truck enthusiasts alike.6718321C1