Reference OEM Number: 33107524325, 33107524326. Fit BMW E81 E87 1-Series 2004-2013. Fit BMW E90 E91 E92 E93 3-Series 2004-2013. 1 X Rear Axle Differential Assembly Ratio 3.91. Our remanufactured air struts are tested with the strictest OE standards, and it backed by two years Warranty.
