Core made of High-Carbon AISI 52100 Chromium Alloy Steel features higher wear resistance, fatigue strength and steel hardness, TOR exclusive 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 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, TOR engineered steel composition results in a stronger component. Our full-ball metal stud provides 36 degrees of 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 TOR Suspension Stabilizer Bar Link Kit (Both Side), Kit Variations: K77-100384 K77-100933 K77-102223 K7T-100449 K7T-101906 K7T-104814 K7T-108676 K7T-108711 K7T-109256 K7T-110266 K7T-110439 K7T-110722 K7T-110844 K7T-110870 K7T-111075 KBB-100904 KBB-103871 KBB-104352 KBB-104853 KBB-105414 KBB-105997 KBB