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: K77-100121 K77-100269 K77-100921 K77-101669 K77-102093 K77-102196 K7T-100212 K7T-101981 K7T-104156 K7T-104476 K7T-104892 K7T-106966 K7T-108896 K7T-109079 K7T-109298 K7T-109715 K7T-109763 K7T-109867 K7T-110313 K7T-110360 K7T-110395 K7T