Precise Compatibility:Specifically engineered to fit BMW E39 and X5 E53 models, ensuring a seamless and exact fit with the sunroof mechanism. Matches OEM part numbers 811694522 and 811694523, guaranteeing compatibility with the original guide rails and track system. High-Quality, Durable Materials:Designed for long-lasting performance, ensuring the sunroof remains functional and smooth over time. Restores Smooth Sunroof Operation:Repairs common sunroof issues like sticking, jamming, or misalignment, restoring smooth sliding motion. Ensures effortless operation, allowing the sunroof to open and close quietly and smoothly. OEM-Level Performance:Manufactured to meet or exceed OEM standards, providing the same quality and functionality as the original factory-installed guides. Easy Installation:Engineered for straightforward installation, allowing for quick and simple replacement of the right and left guides. Cost-Effective Solution:Offers an affordable alternative to replacing the entire sunroof assembly, focusing on the components that often wear out or break. Sunroof Slider Guide Repair Set 811694522- 811694523 Compatible with BMW E39 X5 E53 1999-2006 Compatible vehicles: BMW 5 E39 1995-2003; BMW 5 Touring E39 1997-2004; BMW X5 E53 2000-2007; 2001-2003 525i Wagon With Glass Sunroof E39; 1997-2000 528i With Glass Sunroof E39; 1999-2000 528i Wagon With Glass Sunroof E39; 2001-2003 530i With Glass Sunroof E39; 1997-2003 540i With Glass Sunroof E39; 1999-2003 540i Wagon With Glass Sunroof E39; 2000-2003 M5 With Glass Sunroof E39; 2001-2006 X5 3.0i SAV; 2000-2003 X5 4.4i M62 SAV; 2002-2003 X5 4.6is SAV OEM: 811694522-23 These are new repair parts that have never been used. OEM Numbers Are For Reference Only. Please compare your part with our product images before purchasing.