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BMW M3 Engine Drive Belt Parts

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ECS Red Kevlar Accessory Belt - Water Pump/Alternator

ES#4661032 - 6PK1555 - ECS Red Kevlar Accessory Belt - Water Pump/Alternator - 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 For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4661032
Mfg#:
6PK1555
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Belt - S55

ES#4485243 - 8pk1398 - Performance Kevlar Reinforced Belt - S55 - 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 For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4485243
Mfg#:
8PK1398
In Stock
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Belt Tensioner

ES#4871929 - 11281717210 - A/C Belt Tensioner - Provides tension between the crank pulley and A/C compressor. - Bremmen Parts - BMW

Provides tension between the crank pulley and A/C compressor. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871929
Mfg#:
11281717210
In Stock
ON SALE! SAVE 21%
$66.99

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

$53.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Protection Cap

ES#21662 - 11281730349 - Protection Cap - Used to cover the securing bolt - Genuine BMW - BMW

Used to cover the securing bolt

Brand:
Genuine BMW - Corporate Logo
ES#:
21662
Mfg#:
11281730349
In Stock
2% off MSRP

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

$23.06

This product was last offered at the strikethrough price on
07-20-2026

$22.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - M50/52 S52

ES#4661020 - 5PK906 - Performance Kevlar Reinforced Accessory Belt - M50/52 S52 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. Replaces BMW # 11281437449, 11281437873, and 11281470024 - 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. Replaces BMW # 11281437449, 11281437873, and 11281470024 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4661020
Mfg#:
5PK906
In Stock
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced A/C Accessory Belt - S54

ES#4661017 - 5PK830 - Performance Kevlar Reinforced A/C Accessory Belt - S54 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. Replaces BMW # 11287830946 - 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. Replaces BMW # 11287830946 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4661017
Mfg#:
5PK830
Ships in 9 Business Days
Auto Notify
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Belt Tensioner

ES#21804 - 11287835422 - Hydraulic Belt Tensioner - Keep your air conditioning belt tight - Genuine BMW - BMW

Keep your air conditioning belt tight

Brand:
Genuine BMW - Corporate Logo
ES#:
21804
Mfg#:
11287835422
In Stock
6% off MSRP

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

$165.99

This product was last offered at the strikethrough price on
07-06-2026

$155.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Assembly

ES#2873679 - 11287838797 - Hydraulic Alternator Belt Tensioner Assembly - Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley - Febi - BMW
ECS Tuning recommends this product.

Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873679
Mfg#:
11287838797
Ships on Oct 15, 2026
$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Accessory Belt Kit - Kevlar Reinforced

ES#2777259 - 11287837898KT3 - 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 For Our 25th Anniversary Sweepstakes!
For vehicles with a counterclockwise power steering pump - contact with your VIN if you are unsure which
For vehicles with production date from 04/2008

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777259
Mfg#:
11287837898KT3
Ships in 3 Business Days
$985.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Accessory Belt Kit - Kevlar Reinforced

ES#4714476 - 11281437929KT - Performance Accessory Belt Kit - Kevlar Reinforced - Keep your drive belt tight with new belts, tensioners, and hardware - Assembled By ECS - BMW

Keep your drive belt tight with new belts, tensioners, and hardware 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4714476
Mfg#:
11281437929KT
In Stock
ON SALE!
$264.99

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

$244.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/c Belt

ES#2215421 - 11281437873 - A/c Belt - Drives the air conditioning compressor - Continental - BMW

Drives the air conditioning compressor We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2215421
Mfg#:
11281437873
In Stock
$13.99

This product was last offered at the strikethrough price on
06-17-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2593861 - 11287837898KT - 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#:
2593861
Mfg#:
11287837898KT
Ships in 3 Business Days
$903.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner

ES#2696132 - 11281717188 - Hydraulic Alternator Belt Tensioner - Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner - Ina - BMW

Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2696132
Mfg#:
11281717188
Ships in 1 day
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport S54 Power Pulley Kit

ES#3082345 - PPK-S54-A-TKT - Turner Motorsport S54 Power Pulley Kit - Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises! - Turner Motorsport - BMW

Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3082345
Mfg#:
PPK-S54-A-TKT
In Stock
ON SALE! SAVE 25%
$354.99

This product was last offered at the strikethrough price on
06-13-2026

$266.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DEFLECTION PULLEY

ES#2733258 - 11287848607 - DEFLECTION PULLEY - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2733258
Mfg#:
11287848607
In Stock
10% off MSRP

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

$123.34

This product was last offered at the strikethrough price on
07-20-2026

$111.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S55 "Bulletproof" Crank Kit

ES#4642991 - ECSS55BPKRKT - S55 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your F8X S55 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 F8X S55 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 For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4642991
Mfg#:
ECSS55BPKRKT
In Stock
$772.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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.

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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