Genuine BMW CV Joint Boot Kit Rear Left Inner (528i 525i 530i) - 33211229375 - This high-quality Genuine BMW CV Joint Boot Kit is designed to replace the worn out or damaged boot on the rear left inner side of your BMW 5 Series (E39) 528i, 525i or 530i. The kit includes all necessary components to repair the joint, such as the boot, clamps, grease, and more.