W250 (With Extra Equip.), W350/450
Tighten inner lock nut to 50 ft.lbs. Back nut off and retorque to 30-40 ft.lbs. while turning rotor. Now back off 135-150°. Assemble outer lock nut and lock ring. Tighten lock nut to 65 ft.lbs. Bend tang over inner and outer lock nuts. Correct final end play is.001-.010".