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Volkswagen MK4 Engine Pulley Parts

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Accessory Belt Tensioner - Assembly

ES#3108265 - 021145299C - Accessory Belt Tensioner - Assembly - Keep your drive belt tight to your accessories. - URO - Volkswagen

Keep your drive belt tight to your accessories. 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#:
3108265
Mfg#:
021145299C
In Stock
$78.99

This product was last offered at the strikethrough price on
02-24-2026

$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#4451 - 066145933J - Accessory Belt - With factory A/C - Continental - Audi Volkswagen

With factory A/C affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
4451
Mfg#:
066145933J
In Stock
$44.16

This product was last offered at the strikethrough price on
05-06-2026

$38.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Assembly

ES#4830629 - 06A903315E - Accessory Belt Tensioner Assembly - Keep your drive belt tight to your accessories - Bremmen Parts - Audi Volkswagen

Keep your drive belt tight to your accessories affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830629
Mfg#:
06A903315E
In Stock
ON SALE! SAVE 20%
$41.99

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

$33.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#4151978 - N10268304 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x45 - Rein - Audi Volkswagen

Install new hardware with your new parts. M8x45 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#:
4151978
Mfg#:
N10268304
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit With ECS Performance Kevlar Reinforced Accessory Belt

ES#4305017 - 06A260849CONKT2 - Accessory Belt Kit With ECS Performance Kevlar Reinforced Accessory Belt - Keep your accessories running properly with a new tensioner and ECS performance Kevlar reinforced accessory belt service kit! - Assembled By ECS - Audi Volkswagen

Keep your accessories running properly with a new tensioner and ECS performance Kevlar reinforced accessory belt service kit! 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#:
4305017
Mfg#:
06A260849CONKT2
Back Ordered
Auto Notify
ON SALE! SAVE 19%
$110.99

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

$89.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Underdrive Pulley Set - Red Anodized

ES#3985 - MK44CPK-RED - Lightweight Underdrive Pulley Set - Red Anodized - Includes a new alternator, power steering and crank pulley that allows you to use a stock belt. - ECS - Audi Volkswagen

Includes a new alternator, power steering and crank pulley that allows you to use a stock belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
3985
Mfg#:
MK44CPK-RED
In Stock
ON SALE!
$305.99

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

$290.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt

ES#3677909 - 06A260849C - Performance Kevlar Reinforced Accessory Belt - Our Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Our 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!

For vehicles with air conditioning only

Brand:
ECS - Corporate Logo
ES#:
3677909
Mfg#:
06A260849C
Back Ordered
Auto Notify
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#2642956 - N10268304 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x45 - Vaico - Audi Volkswagen

Install new hardware with your new parts. M8x45 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2642956
Mfg#:
N10268304
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Assembly

ES#2535224 - 06A903315E - Accessory Belt Tensioner Assembly - Keep your drive belt tight to your accessories - URO - Audi Volkswagen

Keep your drive belt tight to your accessories 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#:
2535224
Mfg#:
06A903315E
In Stock
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#2873122 - 022145299D - Accessory Belt Tensioner - Keep your drive belt tight and quiet - Febi - Audi Volkswagen

Keep your drive belt tight and quiet 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#:
2873122
Mfg#:
022145299D
In Stock at Vendor
$141.78

This product was last offered at the strikethrough price on
05-27-2026

$138.96 USD
Free Shipping
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

Allen head Bolt - Priced Each

ES#469378 - N90242804 - Allen head Bolt - Priced Each - Be sure to replace your fasteners where needed for proper installation. M8x18 - Genuine Volkswagen Audi - Audi Volkswagen

Be sure to replace your fasteners where needed for proper installation. M8x18 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the crank pulley to the crankshaft - 4 required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469378
Mfg#:
N90242804
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.

$4.36

This product was last offered at the strikethrough price on
06-05-2026

$3.92 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#11942 - 021198001 - Accessory Belt Kit - Includes belt tensioner, accessory drive belt, and bolt to install the accessory drive belt - Assembled By ECS - Volkswagen

Includes belt tensioner, accessory drive belt, and bolt to install the accessory drive belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with factory air conditioning

Brand:
Assembled By ECS - Corporate Logo
ES#:
11942
Mfg#:
021198001
In Stock
ON SALE!
$133.99

This product was last offered at the strikethrough price on
02-24-2026

$124.82 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#3108264 - 038903315C - Accessory Belt Tensioner - Keep your drive belt tight to your accessories. - URO - Volkswagen

Keep your drive belt tight to your accessories. 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#:
3108264
Mfg#:
038903315C
Ships in 1 Business Day
$67.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Light Weight Alternator Pulley Black Anodized

ES#2917973 - 002236ECS03B01 - Light Weight Alternator Pulley Black Anodized - Bolt on lightweight billet aluminum pulley - ECS - Audi Volkswagen

Bolt on lightweight billet aluminum pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
2917973
Mfg#:
002236ECS03B01
In Stock
ON SALE! SAVE 25%
$88.99

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

$66.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Light Weight Alternator Pulley Red Anodized

ES#2917972 - 002236ECS03B03 - Light Weight Alternator Pulley Red Anodized - Bolt on lightweight billet aluminum pulley - ECS - Audi Volkswagen

Bolt on lightweight billet aluminum pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
2917972
Mfg#:
002236ECS03B03
In Stock
ON SALE! SAVE 40%
$93.99

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

$56.23 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.

Let us help you find the parts that fit your Volkswagen

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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