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Tensioner

The belt tensioner is responsible for keeping proper tension on the belt at all times and during all running conditions. When the tensioner ages, it loses some of the spring tension and can allow the belt to slip if left unchecked. Turner Motorsport carries Genuine BMW and high quality aftermarket options to get you back on the road in no time.
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BMW E6X / E8X / E9X / Z4 Cam Bearing Ledge Replacement Kit
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:21703017
Part#: N54CAMBRINGKT
Ships in 1 day
$ 1,660.16 USD
Free Shipping on orders $49 and up
Maintaining your BMW E6X, E8X, E9X, or Z4 engine health is paramount to ensure optimal performance and longevity. Two crucial components that require periodic attention are the cam bearing ledge and valve cover gasket. Regular servicing of these components, along with other critical elements such as the camshaft O-ring, chain tensioner (with gasket), and oil filter, is imperative to keep your BMW running smoothly. Included in Kit: 1 - Cam Bearing Ledge - Exhaust 29 - Torx Bolt 1 - Genuine Cam Bearing Ledge - Intake 1 - Genuine Cam Bearing Ledge - Exhaust 1 - Valve Cover Gasket 4 - Genuine Camshaft O-rings 7 - Genuine BMW TwinPower Turbo 5W-30 Engine Oil 1 - Assembly Lube 1 - Chain Tensioner - With Gasket Ring 1 - Hengst Oil Filter 2 - Collar Screws Cam Bearing Ledge: The cam bearing ledge is vital for proper camshaft support and lubrication. Over time, wear and tear can compromise its effectiveness, potentially leading to camshaft damage. Servicing this component ensures that your camshaft operates optimally, preventing costly repairs. Valve Cover Gasket: A well-maintained valve cover gasket is essential to prevent oil leaks and maintain proper sealing in the engine. Ignoring gasket issues can lead to oil contamination, loss of engine performance, and even engine damage. Camshaft O-Ring: The camshaft O-ring helps maintain proper oil pressure and prevents oil leakage. A deteriorated O-ring can result in oil seepage, leading to lubrication issues that affect engine performance and longevity. Chain Tensioner (with Gasket Ring): Proper timing chain tension is crucial for engine synchronization. Servicing the chain tensioner and its gasket ensures correct timing, preventing potential engine misfires and damage. Oil Filter: Regularly replacing the oil filter is fundamental to maintaining clean engine oil. Clean oil is essential for lubrication and heat dissipation, safeguarding the engine against wear and tear. Kit is for these BMW models: E60 / E61 - N54 3.0L E82 / E88 - N54 3.0L E90 / E92 / E93 - N54 3.0L Z4 - N54 3.0L
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Hydraulic Alternator Belt Tensioner Assembly
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:396757
Part#: 11287838797
In Stock
$ 53.99 USD
Free Shipping on orders $49 and up
URO Drive Belt Tensioner W/ Pulley - BMW F8X M2 M3 M4
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:50066851
Part#: 11288088632
In Stock
$ 60.99 USD
Free Shipping on orders $49 and up
Replaces broken or damaged drive belt tensioner.

URO - Corporate Logo
T#:48573724
Part#: 11287835417
Ships in 2 Business Days
$ 120.11 USD
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Hydraulic Belt Tensioner for E9x M3 with S65 engine and E60 M5, E63 M6 with S85 engine. This oil-filled tensioner keeps the main drive belt in the proper tension. Over time, the seals wear, allowing fluid to leak out and the tensioner then becomes frozen or inoperable. Replacement is the best corrective action to take. This can be done during any belt or pulley service or anytime the fan is off the engine.
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URO Accessory Belt Tensioner - E31, E32, E34, E38, E39
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:8901346
Part#: 11281736857
Ships in 2 Business Days
$ 250.99

This product was last offered at the strikethrough price on
05-07-2026

$ 218.99 USD
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$ 218.99 USD
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Used for both the alternator and air conditioning belts - Keep your accessory belt system operating properly with a new belt tensioner
Accessory Belt Tensioner Assembly
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:583971
Part#: 11287582946
Ships in 2 Business Days
$ 46.99 USD
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URO Belt Tensioner Assembly - E38, E39, E53
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:384801
Part#: 11287515865
Ships in 2 Business Days
$ 99.99 USD
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$ 99.99 USD
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Includes tensioner & roller for accessory belt
URO Accessory Belt Tensioner w/ Pulley for G05, E70, F01
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:37993415
Part#: 11287549873
Ships in 2 Business Days
$ 133.99 USD
Free Shipping on orders $49 and up
Reduces strain on engine components by maintaining proper tension, helping to avoid costly repairs.

URO Accessory Belt Tensioner - E70 X5 4.8i
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:36032329
Part#: 11287545296
Ships in 2 Business Days
$ 40.99 USD
Free Shipping on orders $49 and up
This is the mechanical tensioner for the serpentine belt. This tensioner keeps the accessory belt taught to provide maximum performance for each system. We recommend also replacing the securing bolt # 07119904529 and belt # 11287540949 at the same time.
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URO Mechanical Belt Tensioner Rebuild Kit - E70
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:402260
Part#: 11287565225
Ships in 2 Business Days
$ 108.99 USD
Free Shipping
$ 108.99 USD
Free Shipping
Pair of tensioner pulleys, bolts, washers, and caps; Pulleys contain NTN/NSK Bearings
Water Pump/Alternator Tensioner
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:587603
Part#: 11287549588
Ships in 2 Business Days
$ 49.99 USD
Free Shipping on orders $49 and up
Drive Belt Tensioner Pulley
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:20617619
Part#: 11287627052
Ships in 2 Business Days
$ 50.99 USD
Free Shipping on orders $49 and up
Maintain the proper tension on accessory drive belt. If you're hearing unusual noise when starting your engine or during everyday driving, this could lead to other problems and other accessories could fail. Get a high quality drive belt tensioner pulley today from Turner Motorsports!
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URO Parts Drive Belt Tensioner - 11287546163
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:26671646
Part#: 11287546163
Ships in 2 Business Days
$ 102.99 USD
Free Shipping on orders $49 and up

Ensure optimal cooling performance and extended belt life with the A/C Compressor Accessory Belt Tensioner. Engineered to deliver consistent tension, this tensioner is the key to maintaining efficient cabin cooling in your vehicle.

  • Crafted with high-quality materials: Ensures durability to withstand daily driving demands.
  • Precise tensioning: Prevents slippage and ensures efficient power transfer for optimal cooling performance.
  • Engineered for smooth operation: Reduces vibration and noise, enhancing driving comfort.
  • OEM-compatible: Provides a perfect fit and functionality.

If you are experiencing a slipping compressor belt, you may notice a loss in cabin cooling performance or a high-pitched noise emitted from the vehicle's engine bay. If you are experiencing either of these issues, it's time to replace your tensioner.

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