Genuine BMW Axle Shaft Seal OEM Differential Output Shaft Seal for F87 M2/M2 Competition, F80 M3, F82/F83 M4, F10 M5, F06/F12/F13 M6 | Part 33137596788

Original Equipment Final Drive Side Shaft Oil Seal - BMW Part 33137596788

Stop annoying fluid drips and protect your rear final drive with the factory BMW side output oil seal, part number 33137596788. This genuine replacement seal is engineered for a precise, leak-tight fit on the differential side flanges of the F87 M2 and M2 Competition, F80 M3, F82 and F83 M4, F10 M5, plus F06, F12 and F13 M6.

Looking to cure a weeping diff, damp wheel arch area or gear oil smell from the rear of your M car? This seal is the correct, original equipment fix. As BMW specialists, we have installed this component many times in-house and on customer vehicles, and feedback has been consistently excellent. Expect perfect fitment, clean sealing and long service life.

• BMW original equipment for exact fit and factory reliability
• Replaces worn side flange seal to prevent gear oil seepage
• Keeps the final drive quiet and protected for long-term performance
• Direct-fit solution for F8x M2 M3 M4 and F1x M5 M6 platforms
• Proven by our workshop and happy customers for leak-free results

What you receive

1 x BMW final drive side shaft oil seal

Part number

BMW 33137596788 (also written as 33 13 7 596 788)

Vehicle fitment

Designed for the rear differential side output on the following models:

• F87 M2 and M2 Competition
• F80 M3
• F82 M4 and M4 GTS, F83 M4 Convertible and M4 CS
• F10 M5
• F06 M6 Gran Coupé, F12 M6 Convertible, F13 M6 Coupé

If you need confirmation for your exact year or sub-model, we are happy to check.

Why choose this seal

• Stops diff oil leaks at the side shafts to maintain correct fluid level
• Helps preserve bearings and gearset by preventing contamination
• Ideal maintenance when servicing driveshafts or replacing CV joints
• Precision fitment ensures smooth installation and OE-quality sealing

Installation

We recommend professional fitting for best results and correct seating. Book expert installation with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Compatibility check

Before dispatch, we can verify fitment. Provide your UK registration or the last 7 digits of your VIN at checkout or via email for a quick confirmation that 33137596788 is right for your car.

Manufacturer

BMW

Warranty

Two years BMW manufacturer warranty for UK customers and one year for international customers when a compatible VIN is supplied at checkout.

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