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Febi 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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Febi - Corporate Logo
T#:363804
Part#: 11287838797
Ships on Jan 8, 2027
$ 83.99 USD
Free Shipping
$ 83.99 USD
Free Shipping
The Hydraulic Alternator Belt Tensioner is exposed to a lot of dirt, salt, and other debris due to its front lower location. This can cause the tensioner to seize and not allow the belt tensioner to adjust. Replace your belt tensioner with this OEM high quality hydraulic tensioner for many years of reliable operation to come.
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Febi - Corporate Logo
T#:587397
Part#: 11288570439
Ships in 6 Business Days
$ 140.99

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

$ 121.99 USD
Free Shipping
$ 121.99 USD
Free Shipping
Accessory belt tensioners provide tension to the belt drive system, ensuring the belt is able to properly turn engine accessories without slipping. If your tensioner has failed, replace it with a brand-new unit to ensure proper water pump and alternator functionality.
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Accessory Belt Tensioner Assembly
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Febi - Corporate Logo
T#:578360
Part#: 11288604266
Special Order: No Guaranteed ETA
$ 70.00 USD
Free Shipping
$ 70.00 USD
Free Shipping
Keep your N55 or S55-powered ultimate driving machine running at peak performance with this premium replacement automatic belt tensioner from Febi Bilstein.