Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW Engine Pulley Parts

Sort By
Filter By
Return to Top

Performance Kevlar Reinforced Accessory Belt - Water Pump/Alternator - S54 S65

ES#4661030 - 6PK1460 - Performance Kevlar Reinforced Accessory Belt - Water Pump/Alternator - S54 S65 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. Replaces BMW # 11287837898 - 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 # 11287837898 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4661030
Mfg#:
6PK1460
Ships on Nov 16, 2026
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2635521 - 11281437929 - Accessory Belt - Drives the alternator, water pump, and power steering pump - Continental - BMW

Drives the alternator, water pump, and power steering pump We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2635521
Mfg#:
11281437929
In Stock
$21.31

This product was last offered at the strikethrough price on
10-08-2026

$18.79 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

Accessory drive belt

ES#2800682 - 11287628659 - Accessory drive belt - Drives the alternator, water pump, and power steering pump - Continental - BMW

Drives the alternator, water pump, and power steering pump We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2800682
Mfg#:
11287628659
Ships on Jan 11, 2027
$61.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Balancer (Crank Pulley)

ES#20561 - 11237572788 - Harmonic Balancer (Crank Pulley) - Bolted directly to the crankshaft, acts as a belt drive - Genuine BMW - BMW

Bolted directly to the crankshaft, acts as a belt drive

Brand:
Genuine BMW - Corporate Logo
ES#:
20561
Mfg#:
11237572788
Ships in 1-2 days
2% off MSRP

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

$524.99

This product was last offered at the strikethrough price on
09-03-2026

$514.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Accessory Belt Kit - Kevlar Reinforced

ES#4716080 - 4485241KT - Performance Accessory Belt Kit - Kevlar Reinforced - Utilizes high quality components and our performance Kevlar reinforced belt - Assembled By ECS - BMW

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

Brand:
Assembled By ECS - Corporate Logo
ES#:
4716080
Mfg#:
4485241KT
Ships on Dec 8, 2026
ON SALE! SAVE 23%
$177.99

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

$136.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Deflection Pulley

ES#254057 - 11287841531 - Deflection Pulley - Helps guide and keep tension on the belt. - Genuine BMW - BMW

Helps guide and keep tension on the belt. For Vehicles With A Counterclockwise Power Steering Pump Only

Brand:
Genuine BMW - Corporate Logo
ES#:
254057
Mfg#:
11287841531
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.

$123.99

This product was last offered at the strikethrough price on
06-03-2026

$112.99 USD
Free Shipping
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

Turner Motorsport S85 Power Pulley Kit

ES#3184457 - ppk-s85KT - Turner Motorsport S85 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 Into Our F80 M3 Sweepstakes
Adds up to 18 to 22 HP and 17 to 21 Ft/lbs torque on a stock M5 or M6!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3184457
Mfg#:
PPK-S85KT
In Stock
ON SALE! SAVE 25%
$449.99

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

$337.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#4818522 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Bremmen Parts - BMW

Replacement is recommend with every belt service 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818522
Mfg#:
11281748131
In Stock
ON SALE! SAVE 19%
$18.99

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

$15.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 Feb 23, 2027
ON SALE!
$520.99

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

$495.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Accessory Belt Tensioner Assembly

ES#3648482 - 11287594969 - Accessory Belt Tensioner Assembly - This is the main belt tensioner for A/C, and alternator - Ina - BMW
ECS Tuning recommends this product.

This is the main belt tensioner for A/C, and alternator We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3648482
Mfg#:
11287594969
In Stock
$71.99

This product was last offered at the strikethrough price on
06-27-2026

$43.99 USD
Free Shipping
on orders $49 and up
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
$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

Accessory Belt Tensioner Assembly

ES#4830566 - 11287594969 - Accessory Belt Tensioner Assembly - This is the main belt tensioner for A/C, and alternator - Bremmen Parts - BMW

This is the main belt tensioner for A/C, and alternator 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830566
Mfg#:
11287594969
In Stock
ON SALE! SAVE 15%
$47.99

This product was last offered at the strikethrough price on
06-18-2026

$40.79 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
$42.99

This product was last offered at the strikethrough price on
10-16-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2586762 - 11281469266KT - Accessory Belt Kit - Includes both belts, tensioners, and rollers - Assembled By ECS - BMW

Includes both belts, tensioners, and rollers 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586762
Mfg#:
11281469266KT
In Stock
ON SALE! SAVE 21%
$237.99

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

$187.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Pulley Parts

Pulleys drive accessories essential to vehicle operation. Whether you need to install a stock original equipment pulley during a repair, or improve engine performance and appearance with a lightweight aluminum or underdrive pulley, count on ECS Tuning for pulley solutions that work.

Other BMW Engine Pulley Parts

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings