For BMW owners seeking reliability and factory-spec performance, the OEM INA Accessory Belt Idler Pulley from ECS Tuning delivers unmatched value and durability.
For vehicles with manual transmission only with production date from 05/1999
BMW E39 Engine Drive Belt Parts
This replacement mechanical A/C belt tensioner assembly from Febi Bilstein restores the precise, constant tension your accessory drive system requires.
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For vehicles with production date from 03/1998
Make sure your new belt has proper tension
For vehicles with production date up to 08/1997
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-24-2026
Utilizes all genuine BMW components - includes updated hydraulic alternator tensioner
For vehicles with a production date before 09/1998
Keep your A/C belt tight and turning.
For vehicles with production date up to 09/1997
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-24-2026
Utilizes Genuine BMW components
For vehicles with production date up to 09/1998
Keep your BMW’s cooling and accessory drive systems operating at peak performance with this comprehensive refresh kit from ECS Tuning.
Restore factory-level quietness and reliability to your air conditioning system with this premium V-Ribbed AC Belt from Meyle.
5X Entries Into Our F80 M3 Sweepstakes
Includes tensioner & roller for accessory belt
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For vehicles with production date from 08/1997 to 09/1998
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Complete tensioner assembly with roller
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For vehicles with production date from 09/2002
Utilizes high quality aftermarket components
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/1998
This product was last offered at the strikethrough price on
05-02-2026
Utilizes high quality components and our performance Kevlar reinforced belts
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/1998
This product was last offered at the strikethrough price on
05-02-2026
Includes replacement belt tensioners, idler pulleys, a water pump, and two new serpentine belts
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For 2003+ model years only