K77-101988, Core made of High-Carbon AISI 52100 Chromium Alloy Steel features higher wear resistance, fatigue strength and steel hardness, TQ metal bearing design enables grease to flow through the bearing to the stud for reduced friction and enhanced strength and stability, TQ USA-engineered powdered metal gusher bearing design enables grease to flow through the bearing to the stud for reduced friction and enhanced strength and stability, Premium quality MolyPro™ NLGI Grade 2 Molybdenum Grease (MoS2) to minimize wear and reduce friction providing longer lasting performance, Premium cover plate design allows for tighter tolerances vs traditional cover plate designs, providing a more durable and extended life for the control arm, Premium cover plate design allows for tighter tolerances vs traditional cover plate designs, providing a more durable and extended life for the link kit, Exclusive multi-lip seals are made with ProSeal™ Nitrile Rubber (NBR) which can successfully function at high delta of temperatures while retaining its flexibility and sealing performance, Kit Includes: 2x Front Kugel Wheel Bearing (Both Side) + 2x Front Lower Top Quality Suspension Control Arm and Ball Joint Assembly (Both Side) + 2x Front Top Quality Suspension Stabilizer Bar Link Kit (Both Side), Kit Variations: K77-101949 K7T-108242 K7T-108333