Genuine 34336753979 Power Brake Booster Seal

BMW Power Brake Booster Seal

This Genuine power brake booster seal is a direct-fit brake sealing component for select BMW models. It is used in the brake booster interface to help maintain a proper seal in the brake system, with fitment covering a wide range of 2002-2010 BMW 5 Series, 6 Series, 7 Series, and M models.

• Genuine part number 34336753979
• Power brake booster seal for brake system sealing applications
• Fits select BMW 525i, 528i, 530i, 535i, 545i, 550i, 645Ci, 650i, 745i, 745Li, 750i, 750Li, 760i, 760Li, M5, and M6 models
• Compatible with 2002-2010 BMW brake booster seal replacement needs
• OE-style fitment for factory brake system service

Fitment Details

• Fits 2008-2010 BMW 528i, N/A
• Fits 2009-2010 BMW 528i xDrive, N/A
• Fits 2008-2010 BMW 535i, N/A
• Fits 2009-2010 BMW 535i xDrive, N/A
• Fits 2006-2010 BMW 550i, N/A
• Fits 2006-2010 BMW 650i, N/A
• Fits 2006-2010 BMW M6, N/A
• Fits 2006-2008 BMW 750i, N/A
• Fits 2006-2008 BMW 750Li, N/A
• Fits 2003-2008 BMW 760Li, N/A
• Fits 2004-2007 BMW 525i, N/A
• Fits 2006-2007 BMW 525xi, N/A
• Fits 2004-2007 BMW 530i, N/A
• Fits 2006-2007 BMW 530xi, N/A
• Fits 2004-2006 BMW 760i, N/A
• Fits 2006 BMW M5, N/A
• Fits 2004-2005 BMW 545i, N/A
• Fits 2004-2005 BMW 645Ci, N/A
• Fits 2002-2005 BMW 745i, N/A
• Fits 2002-2005 BMW 745Li, N/A

What This Seal Helps Address

• Brake booster sealing leaks at the master cylinder or booster interface
• Loss of vacuum integrity in the brake assist system
• Brake pedal feel changes related to seal wear or deterioration
• Service replacement for aging factory brake sealing components
• Maintenance on BMW brake systems during booster or master cylinder work

Installation Notes

Verify the part number 34336753979 against the original seal before installation. Inspect the mating surfaces on the brake booster and related components for wear, contamination, or damage, and replace any worn sealing surfaces as needed during service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

Genuine OEM replacement part for BMW brake system service. Part number 34336753979 is specified for select BMW 5 Series, 6 Series, 7 Series, M5, and M6 applications.