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BMW Engine Drive Belt Parts

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N55 "Bulletproof" Crank Kit

ES#4642987 - ECSF30N55BPKRKT - N55 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your F3X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt! - Assembled By ECS - BMW

...or at least as "Bulletproof" as your F3X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4642987
Mfg#:
ECSF30N55BPKRKT
Ships on Nov 3, 2026
Auto Notify
ON SALE!
$520.99

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

$496.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Performance Kevlar Reinforced Belt - N52

ES#4485239 - 6pk1990 - Performance Kevlar Reinforced Belt - N52 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4485239
Mfg#:
6PK1990
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2681448 - 11287628653KT - 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#:
2681448
Mfg#:
11287628653KT
In Stock
ON SALE! SAVE 16%
$156.99

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

$131.17 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Accessory Belt Kit - Kevlar Reinforced

ES#4636449 - 11287848605KBKT - 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#:
4636449
Mfg#:
11287848605KBKT
Ships on Nov 12, 2026
Auto Notify
$414.99

This product was last offered at the strikethrough price on
08-07-2026

$385.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 "Bulletproof" Crank Kit

ES#4660307 - ECSF30N55BP540KT - N55 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your F3X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. - Assembled By ECS - BMW

...or at least as "Bulletproof" as your F3X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. 10X Entries Into Our F80 M3 Sweepstakes
Includes 5w-40 oil which is a slighty higher viscosity than recommended by BMW - great for performance ap

Brand:
Assembled By ECS - Corporate Logo
ES#:
4660307
Mfg#:
ECSF30N55BP540KT
Ships on Nov 3, 2026
Auto Notify
ON SALE!
$503.99

This product was last offered at the strikethrough price on
06-16-2026

$472.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Accessory Belt Service Kit

ES#4814069 - 11288650740KT - Accessory Belt Service Kit - Includes a Genuine BMW belt, tensioner, and tensioner hardware - Genuine BMW - BMW

Includes a Genuine BMW belt, tensioner, and tensioner hardware

Brand:
Genuine BMW - Corporate Logo
ES#:
4814069
Mfg#:
11288650740KT
Ships in 3 Business Days
$228.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Idler Pulley

ES#4830505 - 11287557851 - Lower Idler Pulley - The lowest of the idler pulleys on the accessory drive belt. - Bremmen Parts - BMW

The lowest of the idler pulleys on the accessory drive belt. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830505
Mfg#:
11287557851
In Stock
ON SALE! SAVE 15%
$27.99

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

$23.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#2079664 - 11287589361 - Idler Pulley - Idler pulley for serpentine belt. - Genuine BMW - BMW

Idler pulley for serpentine belt.

Brand:
Genuine BMW - Corporate Logo
ES#:
2079664
Mfg#:
11287589361
In Stock
5% off MSRP

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

$82.99

This product was last offered at the strikethrough price on
09-07-2026

$78.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2681866 - 11287582946KT - Accessory Belt Kit - Everything you need to service your belt drive system using genuine BMW components - Genuine BMW - BMW

Everything you need to service your belt drive system using genuine BMW components

Brand:
Genuine BMW - Corporate Logo
ES#:
2681866
Mfg#:
11287582946KT
Ships in 3 Business Days
$449.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Drive Belt Kit

ES#4920175 - FB0210K - Accessory Drive Belt Kit - For performing preventive maintenance or replacing aging components, the Accessory Drive Belt Kit from ECS Tuning provides the dependable performance. - Ina - BMW

For performing preventive maintenance or replacing aging components, the Accessory Drive Belt Kit from ECS Tuning provides the dependable performance.

Brand:
Ina - Corporate Logo
ES#:
4920175
Mfg#:
FB0210K
Back Ordered
Auto Notify
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belt Tensioner

ES#4830644 - 11287549873 - Belt Tensioner - Replace a damaged tensioner to restore operation to your belt driven accessories - Bremmen Parts - BMW

Replace a damaged tensioner to restore operation to your belt driven accessories 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830644
Mfg#:
11287549873
In Stock
ON SALE! SAVE 20%
$85.99

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

$68.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#4818523 - 11287841228 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - Bremmen Parts - BMW

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818523
Mfg#:
11287841228
In Stock
ON SALE! SAVE 22%
$19.99

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

$15.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#3131378 - 11287578675 - Idler Pulley - An important belt drive component - Ina - BMW
ECS Tuning recommends this product.

An important belt drive component We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3131378
Mfg#:
11287578675
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Drive Belt Service Kit

ES#2598801 - ADK0022P - Accessory Drive Belt Service Kit - Includes Contitech belt and high quality aftermarket parts - Continental - BMW

Includes Contitech belt and high quality aftermarket parts We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2598801
Mfg#:
ADK0022P
In Stock
$173.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2800612 - 11287618848 - Accessory Belt - Alternator / AC Belt - Continental - BMW Volkswagen

Alternator / AC Belt We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2800612
Mfg#:
11287618848
In Stock
$41.81

This product was last offered at the strikethrough price on
03-17-2026

$20.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Assembly

ES#2714083 - 11288604266 - Accessory Belt Tensioner Assembly - This is the main belt tensioner for A/C, power steering and alternator - Genuine BMW - BMW

This is the main belt tensioner for A/C, power steering and alternator

Brand:
Genuine BMW - Corporate Logo
ES#:
2714083
Mfg#:
11288604266
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.

$179.99

This product was last offered at the strikethrough price on
09-07-2026

$168.99 USD
Free Shipping
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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