Moog K6723 Idler Arm Bracket Problem Solver design includes an exclusive grease fitting extension hose that relocates the idler arm grease fitting to the sway bar frame bracket. Routine service is easy, as the zerk is now accessible through the wheel well. Problem Solver powdered metal gusher bearing design enables grease to flow through the bearing to the stud for reduced friction and enhanced strength and stability. Problem Solver patented cover plate design allows for tighter tolerances vs traditional cover plate designs, providing a more durable and extended life part. One piece housing is forged from premium material and heat treated for strength and durability. Service no longer requires removal of the skid plate. Premium polychloroprene sealed boot includes grease relief valve to keep contaminants out.