View 1 Photo View 0 Videos Mack Haldex Type Automatic Slack Adjuster 6" Economy, 1-1/2"-28 x 6" Arm 16 Degree $77.87 USD HALDEX TYPE AUTOMATIC SLACK ADJUSTER 6IN ECONOMY , MACK DRIVE AXLE 1-1/2IN -28 X 6 IN ARM, 16 DEGREE ConditionNewFits To Make(s)MACKFits To Model(s)FRONT DRIVE AXLE PARTSStock NumberATM 133.2832 MLS Number14213071CategoryBrake Parts Last Updated3/27/2026 LocationLansing, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info