Part number 51377207885 is a brand new, unused Genuine BMW part. 51377207885 is part of your BMW's window trim. Side windows and vent windows alike can wear out requiring them to be replaced. Genuine replacement work and fit best for most applications.
Genuine BMW parts are typically available at BMW dealerships. These parts are used to service BMW's at your local BMW dealer and are the same parts that you can order and purchase at your local BMW dealer parts department. Genuine BMW parts are manufactured for BMW by some of the leading OE suppliers such as Bosch, VDO, ATE, and Hella. You can be assured that a part is Genuine based on a BMW stamping near the part number on the part itself.
Since 1986 FCP Euro has been provided high quality OEM and Genuine replacement car parts for European cars. With nearly 500,000 products in it's online parts catalog, FCP is the leading source for hard to find replacement parts.
FCP offers free shipping, unlimited returns, and lifetime warranty on all the products sold. If you need technical assistance, FCP has an in-house call center dedicated to answering any questions you may have about your repair or purchase.