K77-100566, Core made of High-Carbon AISI 52100 Chromium Alloy Steel features higher wear resistance, fatigue strength and steel hardness, TQ powdered metal gusher bearing design enables grease to flow through 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 ball joint, 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, TQ engineered steel composition results in a stronger component. Our full-ball metal stud provides smooth, consistent, rotational movement resulting in more responsive steering, Inner rings are made of Case-Hardened Steel for improved resistance to surface wear and contact fatigue, Kit Includes: 2x Front Kugel Wheel Bearing and Hub Assembly (Both Side) + 2x Front Outer Top Quality Steering Tie Rod End (Both Side), Kit Variations: K77-100560 K7T-101043 K7T-101066 K7T-101993 K7T-108805 K7T-109178 K7T-109636 K7T-109987 K7T-110894 K7T-111068 K7T-111121 K7T-111213 KBB-129368 KBB-129392 KBB-129444 KBB-129467 KBB-129481 KBB-129511 KBB-129546 KBB-129567 KBB-129701 KBB