BMW 21-51-7-526-105 Release Bearing

( Model: 550I 650I M6 545I 645CI ), ( Part Type: Bearing ), ( Manufacturer Part Number: 21-51-7-526-105 ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 2004 2005 2006 2007 ), ( Parts Included: Only Part Reference 4 On The Diagram Is Included )

Review BMW Genuine Release Bearing fits 550I 2004–2007

BMW Release Bearing Part Number: 21-51-7-526-105

The BMW release bearing, part number 21-51-7-526-105, is an essential component of your BMW's automatic transmission system. This high-quality part is meticulously engineered and manufactured to ensure a perfect fit and optimal performance in your BMW vehicle.

This release bearing is designed to control the engagement and disengagement of the torque converter in your BMW's automatic transmission system. It features a robust and durable construction, with a precision-machined steel shell and high-quality bearings made from materials specifically chosen for their exceptional strength and resistance to wear.

The release bearing is a critical component in maintaining the smooth and efficient operation of your BMW's automatic transmission. Over time, the bearings can wear out, leading to transmission slippage, noise, or even failure. By replacing your BMW's release bearing with this genuine BMW part, you can restore the performance and reliability of your transmission system.

Installing this release bearing is a straightforward process, and it comes with all necessary hardware for a hassle-free installation. However, we always recommend having your BMW serviced by a qualified technician to ensure the job is done correctly and safely.

In summary, the BMW release bearing, part number 21-51-7-526-105, is an essential component of your BMW's automatic transmission system that requires regular maintenance to ensure optimal performance and reliability. By choosing this genuine BMW part, you can trust that you are getting a high-quality component that is specifically designed and manufactured to meet the unique demands of your BMW vehicle.

Buying a BMW 21-51-7-526-105 release bearing, also known as a serpentine belt tensioner, involves considering both its advantages and disadvantages.

1. Improved Engine Performance: A faulty release bearing can cause the serpentine belt to slip, affecting the performance of various engine-driven accessories such as the air conditioning system, power steering, and alternator. Replacing the faulty release bearing can restore the optimal functioning of these accessories and improve overall engine performance.

2. Preventing Damage: A worn-out release bearing can cause the serpentine belt to become loose, leading to potential damage to the engine and other components. Replacing the release bearing before it fails can help prevent costly repairs in the future.

3. Smooth Operation: A new release bearing provides a smoother operation of the serpentine belt, reducing the risk of vibrations and squeaking noises that can be distracting and potentially indicative of a larger problem.

1. Cost: The cost of purchasing and installing a BMW 21-51-7-526-105 release bearing can be significant, especially if you choose to have it installed at a dealership or a specialized BMW repair shop. DIY installation can save money but requires the necessary tools and expertise.

2. Labor Costs: If you choose to have the release bearing installed by a professional, you will incur additional labor costs. This can be mitigated by shopping around for competitive prices or negotiating with the repair shop.

3. Potential for Additional Repairs: In some cases, a faulty release bearing may be an indication of other underlying issues with the engine or related components. Addressing these issues can add to the overall cost of the repair.

The decision to buy and install a BMW 21-51-7-526-105 release bearing depends on various factors, including the current condition of the vehicle, the presence of any related issues, and the cost-benefit analysis of the repair. If the release bearing is causing noticeable performance issues or posing a risk of engine damage, it is advisable to replace it as soon as possible. However, if the vehicle is in good condition and the release bearing is not causing any significant problems, it may be more cost-effective to wait until a more convenient time or until the issue becomes more pressing.

If you are experiencing performance issues or suspect that the release bearing may be faulty, it is recommended to have it inspected by a qualified BMW mechanic or technician. They can provide an accurate diagnosis and recommend the best course of action, whether it be a release bearing replacement or other related repairs. If the release bearing is in good condition, regular maintenance and timely replacement when needed can help prevent costly repairs and ensure optimal engine performance.

Details:

Product Genuine BMW Release Bearing 21-51-7-526-105. Parts must be resalable and in the original packaging. Or Visit . Electrical parts are not returnable.

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Genuine BMW Parts. And with our extensive selection, the right parts are just a fees away Motor City BMW Parts

In stock orders ship within 24 hours.

part #: 21517526105 prices

• $69.01-$342.46

specifications addedclutch:

• for makes: Bmw
• for years: 2004-2007
• model#: 550I 650I M6 545I 645CI
• part type: Bearing
• manufacturer part number: 21-51-7-526-105
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• year: 2004 2005 2006 2007
• parts included: Only Part Reference 4 On The Diagram Is Included

payments addedclutch:

• other
• wallet: Google-pay
• credit card: Discover

seller addedclutch:

• # reviews: 311
• city: Bloomfield Hills, Michigan
• rating: 98.7%

offer addedclutch:

• started: September 29, 2025
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• sold: 0

shipping addedclutch:

• carrier: UPS
• transit: 3-8 Days
• service: UPS Ground, UPS 2nd Day Air
• type: Fixed
• class: Standard, Expedited
• cost: $15.95

general addedclutch:

• condition: New
• Transmission Drivetrain > Clutch Parts Kits > Additional Clutch Parts

returns addedclutch:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

Bmw 21-51-7-526-105 Is Similar To:

• Sachs 21 51 1 204 224 Bmw E10 Transmission Clutch Release Fork Bearing Lever Throw Out (40.3% similar) Good condition...(June 16th, 2024)
• Genuine 62714mnqd 2008-2019 Bmw N63 X5 X6 750i 550i Bell Housing Bolt Set (24.1% similar) Shipped with USPS priority mail. Condition is used. 2008 -2019 bmw N63 x5 x6 750I 550I bell housing bolt set genuine 62714MNQD...(July 29th, 2024)
• Original Original Oe Replacement 31ft37b Release Bearing Guide Fits 2006-2010 Bmw M6 (29.9% similar) Part #: original original oe replacement 31FT37B for sale...(August 25th, 2024)
• Bmw 21-21-9-069-010 Genuine Set Of Clutch Parts Asbestos H21212 (50.9% similar) Free shipping applies to the continental USA only and does not include p.o. Listing photo/quantity, is for a quantity of one even if the listing photo shows multiple items. Listing is for a quantity of one item even if the listing photo shows multiple items. Items accepted for return must be...(August 26th, 2024)
• Bmw 21526795713 New Genuine Clutch Slave Cylinder 2012-2023 Oe (47.6% similar) Driver side is left passenger right. The side of any vehicle is the same as if you where sitting in driver or passenger seat. New genuine bmw clutch slave cylinder 2012 -2023 oe. Condition: new, brand: bmw, warranty: lifetime, manufacturer part number: 21-52-6-795-713, fitment type: direct...(August 26th, 2024)
• Act Tlx-actrb172-cl360a78 Release Bearing For Bmw 528i 1997 1998 1999 2000 (39.3% similar) Made from the highest quality materials. Supplier title: act 1999 bmw 323I release bearing. Factory sealed - brand new in box. Product info: - act 1999 bmw 323I release bearing,: product weight lbs.: 0.4, manufacturer part number: part number: RB172, features: precision oe...(September 9th, 2024)
• Karparts360 196255335254 For Bmw 330ci Wheel Hub Bearing 2001-2005 Driver Or Passenger Side Front (24.3% similar) Front, driver or passenger side wheel hub. Factory sealed - brand new in box. Supplier title: 3-SERIES 92-05 / z4 03-08 front hub assembly, Rh LHS. Maintenance parts for bmw 330CI...(September 20th, 2024)
• Karparts360 196255335230 For Bmw 320i Wheel Hub Bearing 2001 02 03 04 2005 Driver Or Passenger Side Front (24.3% similar) Front, driver or passenger side wheel hub. Factory sealed - brand new in box. Maintenance parts for bmw 320I. Supplier title: 3-SERIES 92-05 / z4 03-08 front hub assembly, Rh LHS...(September 20th, 2024)
• Fte 03101322 Clutch Release Cylinder 3101322 Fits 2004-2007 Bmw X3 Awd (28.3% similar) Outer box is slightly distressed...(September 23rd, 2024)
• Genuine Hy598np Clutch Bell Housing Bolt For 2001-2018 Bmw X5 2008 2002 2003 2004 2005 (23.3% similar) Vehicle fitment information, vehicle sub model, 2014 -2018 bmw X5SDRIVE35I, 2011 -2018 X5XDRIVE35I, 2009 -2013 X5XDRIVE35D, 2009 -2010 X5XDRIVE30I, 2007 -2008 X53.0SI, 2001 -2006 X53.0I...(October 4th, 2024)
• Genuine Dg267xd Pressure Plate Bolt For 1997-2003 Bmw 540i 1999 1998 2000 2001 2002 (23.8% similar) Resists rust and corrosion. Ensures safety and strength. Alloy steel fasteners. Heat-treated. Vehicle fitment information, vehicle, 1997 -2003 bmw 540I...(October 5th, 2024)