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BMW Z3 2.3 M52 2.5L

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BMW Z3 2.3 M52 2.5L Engine Pulley Parts

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Idler Pulley

ES#21817 - 11287841228 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - Genuine BMW - BMW

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21817
Mfg#:
11287841228
In Stock
8% 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
06-12-2026

$113.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

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

VAC Harmonic SuperDamper By ATI - M50/S50/M52/S52

ES#4335467 - VAC-HPCD-M50-TR - VAC Harmonic SuperDamper By ATI - M50/S50/M52/S52 - Isolate harmonics before they can destroy your engine - ATI Performance Products - BMW

Isolate harmonics before they can destroy your engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use only with OBD1 engine management systems.

Brand:
ATI Performance Products - Corporate Logo
ES#:
4335467
Mfg#:
VAC-HPCD-M50-TR
Ships on Jun 30, 2026
$1139.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley With Vibration Damper

ES#2873649 - 11231438995 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Febi - BMW

Reduces vibrations and connects accessories affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873649
Mfg#:
11231438995
In Stock at Vendor
$178.99 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21662
Mfg#:
11281730349
In Stock
4% 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
06-12-2026

$22.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Pulley Kit - With Belt

ES#2731606 - 001977ECS01KT - Aluminum Water Pump Pulley Kit - With Belt - Includes durable ECS Aluminum Water Pump Pulley in black, four retaining bolts and a Continental water pump belt - Assembled By ECS - BMW

Includes durable ECS Aluminum Water Pump Pulley in black, four retaining bolts and a Continental water pump belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2731606
Mfg#:
001977ECS01KT
Ships in 10 Business Days
Auto Notify
ON SALE!
$132.99

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

$130.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley

ES#3499769 - 11511436590 - Water Pump Pulley - A common failing piece due to the plastic design. - Rein - BMW

A common failing piece due to the plastic design. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3499769
Mfg#:
11511436590
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873679
Mfg#:
11287838797
Ships on Sep 10, 2026
$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crank pulley/Vibration Damper

ES#20526 - 11231738620 - Crank pulley/Vibration Damper - Drives accessories; located at the end of the crankshaft - Genuine BMW - BMW

Drives accessories; located at the end of the crankshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date up to 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
20526
Mfg#:
11231738620
Ships in 9 Business Days
3% off MSRP

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

$826.99

This product was last offered at the strikethrough price on
06-12-2026

$803.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#2586765 - 11281437929KT2 - Accessory Belt Kit - Utilizes all genuine BMW components - Genuine BMW - BMW

Utilizes all genuine BMW components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2586765
Mfg#:
11281437929KT2
Back Ordered
$759.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - M8x105mm

ES#14586 - 07119904532 - Hex Bolt - M8x105mm - Worn hardware should be replaced before it fails - Genuine BMW - BMW

Worn hardware should be replaced before it fails affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the top of the hydraulic alternator belt tensioner assembly to the bracket

Brand:
Genuine BMW - Corporate Logo
ES#:
14586
Mfg#:
07119904532
In Stock
$7.57 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

Idler Pulley Securing Bolt

ES#14608 - 07119904677 - Idler Pulley Securing Bolt - Used to secure the idler pulley - Genuine BMW - BMW

Used to secure the idler pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
14608
Mfg#:
07119904677
In Stock
3% off MSRP

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

$6.99

This product was last offered at the strikethrough price on
01-07-2026

$6.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Balancer Puller and Installer Set

ES#4372117 - W89711 - Harmonic Balancer Puller and Installer Set - For removal and installation of harmonic balancers on most automotive and light truck applications. - Performance Tool - Audi BMW Volkswagen Mercedes Benz MINI Porsche

For removal and installation of harmonic balancers on most automotive and light truck applications. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Performance Tool - Corporate Logo
ES#:
4372117
Mfg#:
W89711
Ships in 1 Business Day
$166.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VAC Motorsports ATI A/C Pulley

ES#4583530 - VAC-HPCD-M50-ACP - VAC Motorsports ATI A/C Pulley - The perfect addition to your VAC ATI Harmonic Damper Pulley when retaining your A/C system - VAC Motorsports - BMW

The perfect addition to your VAC ATI Harmonic Damper Pulley when retaining your A/C system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4583530
Mfg#:
VAC-HPCD-M50-ACP
Ships in 4 Business Days
$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belt Tensioner Conversion Kit

ES#4164847 - 11287838797K - Belt Tensioner Conversion Kit - Update from a mechanical tensioner to a hydraulic style tensioner - URO - BMW

Update from a mechanical tensioner to a hydraulic style tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4164847
Mfg#:
11287838797K
In Stock
$82.99 USD
Free Shipping
on orders $49 and up

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.

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

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