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BMW Engine Drive Belt Parts

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Idler Pulley

ES#2534805 - 11281748130 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - URO - BMW

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534805
Mfg#:
11281748130
Ships in 1 Business Day
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2642719 - 11287628279KT - Accessory Belt Kit - Everything you need to service your belt drive system - Assembled By ECS - BMW

Everything you need to service your belt drive system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2642719
Mfg#:
11287628279KT
Ships in 6 Business Days
$326.99

This product was last offered at the strikethrough price on
06-10-2026

$294.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#4179633 - 11289844643 - Accessory Belt - Replaces your cracked or worn belt - Genuine BMW - BMW

Replaces your cracked or worn belt For vehicles equipped with Mild-Hybrid 48V System (O1CE)

Brand:
Genuine BMW - Corporate Logo
ES#:
4179633
Mfg#:
11289844643
Ships in 1 day
12% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$32.99

This product was last offered at the strikethrough price on
10-25-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Deflection Pulley

ES#21756 - 11287545297 - Deflection Pulley - Also known as an idler pulley - Genuine BMW - BMW

Also known as an idler pulley

Brand:
Genuine BMW - Corporate Logo
ES#:
21756
Mfg#:
11287545297
Ships in 3 Business Days
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$78.99

This product was last offered at the strikethrough price on
10-25-2026

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#21672 - 11281736857 - Accessory Belt Tensioner - Used for both the alternator and air conditioning belts - Genuine BMW - BMW

Used for both the alternator and air conditioning belts For vehicles with production date up to 09/1997

Brand:
Genuine BMW - Corporate Logo
ES#:
21672
Mfg#:
11281736857
Ships in 3 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$304.99

This product was last offered at the strikethrough price on
10-25-2026

$286.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Drive Belt Tensioner Pulley - Air Conditioner

ES#4820456 - 11287838196KT - Drive Belt Tensioner Pulley - Air Conditioner - Replacement pulley for your accessory belt tensioner - Doesn not include the arm or hydraulic tensioner - Ina - BMW

Replacement pulley for your accessory belt tensioner - Doesn not include the arm or hydraulic tensioner We Price Match - Give Us A Call or Chat!
For clockwise power steering pump

Brand:
Ina - Corporate Logo
ES#:
4820456
Mfg#:
11287838196KT
Ships in 1 day
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Accessory Belt Kit - Kevlar Reinforced

ES#4736886 - E46S54KABKT - Performance Accessory Belt Kit - Kevlar Reinforced - Utilizes high quality components and our performance Kevlar reinforced belts - Assembled By ECS - BMW

Utilizes high quality components and our performance Kevlar reinforced belts 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4736886
Mfg#:
E46S54KABKT
Ships on Nov 16, 2026
ON SALE! SAVE 14%
$333.99

This product was last offered at the strikethrough price on
05-02-2026

$285.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belt Tensioner

ES#21654 - 11281715626 - Belt Tensioner - Keeps proper tension on your accessory belt - Genuine BMW - BMW

Keeps proper tension on your accessory belt

Brand:
Genuine BMW - Corporate Logo
ES#:
21654
Mfg#:
11281715626
Ships in 6 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$150.99

This product was last offered at the strikethrough price on
10-25-2026

$141.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Drive Belt Service Kit

ES#2681241 - 11287549588KT - Accessory Drive Belt Service Kit - Utilizes all genuine BMW components - Genuine BMW - BMW

Utilizes all genuine BMW components

Brand:
Genuine BMW - Corporate Logo
ES#:
2681241
Mfg#:
11287549588KT
Ships on Nov 19, 2026
$279.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Belt Tensioner

ES#2813355 - 11281432104 - Belt Tensioner - Tensioner for the water pump and alternator - Hamburg Tech - BMW

Tensioner for the water pump and alternator We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813355
Mfg#:
11281432104
Ships in 2 Business Days
$69.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2589915 - 11287631823 - Accessory Belt - Keep your engine-driven accessories running properly - Genuine BMW - BMW

Keep your engine-driven accessories running properly

Brand:
Genuine BMW - Corporate Logo
ES#:
2589915
Mfg#:
11287631823
Ships in 1 day
14% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$79.99

This product was last offered at the strikethrough price on
10-25-2026

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belt - Alternator, A/C, Hydraulic Pump, Water Pump 6K X 2145

ES#2733506 - 11288570646 - Belt - Alternator, A/C, Hydraulic Pump, Water Pump 6K X 2145 - Genuine BMW - BMW

For vehicles with Dynamic Drive or Adaptive Drive.

Brand:
Genuine BMW - Corporate Logo
ES#:
2733506
Mfg#:
11288570646
In Stock
14% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$63.99

This product was last offered at the strikethrough price on
10-25-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2827095 - 11287515865KT3 - Accessory Belt Kit - Utilizes high quality aftermarket components - Assembled By ECS - BMW

Utilizes high quality aftermarket components 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 04/1997

Brand:
Assembled By ECS - Corporate Logo
ES#:
2827095
Mfg#:
11287515865KT3
Back Ordered
$273.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Protection Ring

ES#21663 - 11281730532 - Protection Ring - Seals the back side of the hydraulic alternator belt tensioner roller from debris - Genuine BMW - BMW

Seals the back side of the hydraulic alternator belt tensioner roller from debris

Brand:
Genuine BMW - Corporate Logo
ES#:
21663
Mfg#:
11281730532
In Stock
$3.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Tensioner Pulley

ES#260227 - 11282245087 - A/C Tensioner Pulley - Used to tighten the A/C drive belt - Ina - BMW

Used to tighten the A/C drive belt We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
260227
Mfg#:
11282245087
Ships in 1 day
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Drive Belt Parts

Drive belts transfer crankshaft power to various accessories, including the alternator, water pump, power steering pump, and air conditioning compressor. Replacement of drive belts, serpentine belts, and drive belt tensioners at recommended service intervals helps you avoid untimely breakdowns and expensive vehicle repairs.

Other BMW Engine Drive Belt Parts

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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