OEM Equivalent Part Number: 278 589 01 15 03. As precise as the OEM, and perfectly matched to the corresponding model, andand durable enough to extend the service life
Tips for Use: When removing the rail seals, use a pair of sharp-nosed pliers to remove the snap ring, then use this black sealing tool to remove the metal support piece, the open plastic support ring, the seal and the white support ring; when installing, insert the open plastic support ring, the seal and the white support ring into the black sealing tool, and then into another socket tool, then insert it into the rail to press it in, and then manually place the metal support piece into the rail in place. Finally, the retaining ring is inserted into the spring compression tool, which is then inserted into the rail and pressed in