Breakaway Torque Check
Attach Front Hub Remover/Installer (MB990998 ) to front hub assembly, and tighten to 145-188 ft. lbs. (196-255 N.m). See Fig 1. Using Preload Socket (MB990326 ), measure hub rotation starting torque. Starting torque should be 9 INCH lbs. (1.0 N.m) or less. Ensure hub rotation is smooth.