10102 U Joint Puller and 5192 Bearing Cup Tool for Class 6 8 Trucks 10105 Universal Heavy Duty Joint Puller Press Removal U Joint Tool for 10105 Automotive Universal U Joint Puller 1.0"to1.25" O.D. Bearing Cup 10102 Universal Heavy Duty U Joint Puller (Class 6 8) & 5192 Bearing. High Quality: Manufactured from high standard carbon steel. Great strength, high pressure capacity and super durability. No corrosion and rust and no deformation and fade. According to #10105, providing the most effective mechanical advantage for disassembly. Eliminates dangerous vice and socket or hammering methods. Reduces the risk of damage to driveshaft, yokes, joints or bearing cups. Can be used on aluminum driveshafts. One piece unit No bolts, cables, or assembly required. Operating Instruction: 1. Remove all fasteners from bearing cups. 2. Slip the U Joint Puller over the yoke of the driveline. 3. Turn the tools forcing screw clockwise with either an air or hand wrench. (Note: reverse thread)4. Once bearing cup has been removed, repeat the process on the remaining bearing cups.