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BMW E70 Engine Pulley Parts

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Idler Pulley

ES#3184303 - 11288673720 - Idler Pulley - Directs the accessory serpentine belt. - Ina - BMW
ECS Tuning recommends this product.

Directs the accessory serpentine belt. We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3184303
Mfg#:
11288673720
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E70 Deflection Pulley - Priced Each

ES#3215684 - 11287799859 - E70 Deflection Pulley - Priced Each - Accessory drive belt idler pulley - Ina - BMW

Accessory drive belt idler pulley We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3215684
Mfg#:
11287799859
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Vibration Damper Replacement Kit w/ Specialty Tool Kit - E70 X5 35d

ES#4780238 - 11238511371TKT - Complete Vibration Damper Replacement Kit w/ Specialty Tool Kit - E70 X5 35d - Replace your vibration damper before it leaves you stranded on the side of the road - includes all of the specialty tools necessary to make your repair quick and easy! - Assembled By ECS - BMW

Replace your vibration damper before it leaves you stranded on the side of the road - includes all of the specialty tools necessary to make your repair quick and easy! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4780238
Mfg#:
11238511371TKT
In Stock at Vendor
ON SALE!
$720.99

This product was last offered at the strikethrough price on
02-10-2026

$696.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Belt Tensioner

ES#254045 - 11287549873 - Belt Tensioner - Replace a damaged tensioner to restore operation to your belt driven accessories - Genuine BMW - BMW

Replace a damaged tensioner to restore operation to your belt driven accessories

Brand:
Genuine BMW - Corporate Logo
ES#:
254045
Mfg#:
11287549873
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.

$179.99

This product was last offered at the strikethrough price on
07-18-2026

$173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mechanical Belt Tensioner

ES#3215683 - 11287799851 - Mechanical Belt Tensioner - Mechanical belt tensioner for the alternator, A/C and power steering system - Ina - BMW

Mechanical belt tensioner for the alternator, A/C and power steering system We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3215683
Mfg#:
11287799851
In Stock
$87.82

This product was last offered at the strikethrough price on
06-22-2026

$74.99 USD
Free Shipping

Deflection Pulley

ES#4830650 - 11288673720 - Deflection Pulley - Directs the accessory serpentine belt. - Bremmen Parts - BMW

Directs the accessory serpentine belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830650
Mfg#:
11288673720
In Stock
ON SALE! SAVE 10%
$27.99

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

$25.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E70 Mechanical Belt Tensioner

ES#3187888 - 11287799851 - E70 Mechanical Belt Tensioner - Original equipment German-made tensioner for alternator, A/C and power steering system - Mubea - BMW

Original equipment German-made tensioner for alternator, A/C and power steering system

Brand:
Mubea - Corporate Logo
ES#:
3187888
Mfg#:
11287799851
In Stock
ON SALE! SAVE 32%
$123.99

This product was last offered at the strikethrough price on
03-24-2026

$84.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bosch Alternator Tool Kit - 13 Pieces

ES#11415 - bta-13pcs - Bosch Alternator Tool Kit - 13 Pieces - Remove and install OAD alternator pulleys - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Remove and install OAD alternator pulleys 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
11415
Mfg#:
BTA-13PCS
In Stock
ON SALE! SAVE 30%
$78.99

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

$55.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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 For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4485239
Mfg#:
6PK1990
Ships in 10 Business Days
Auto Notify
$45.99 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 2 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
07-18-2026

$168.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#3658419 - 11287549873KT - Accessory Belt Kit - Utilizes Genuine BMW components - Genuine BMW - BMW

Utilizes Genuine BMW components

Brand:
Genuine BMW - Corporate Logo
ES#:
3658419
Mfg#:
11287549873KT
In Stock
$263.99 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!
For vehicles without Adaptive Drive (S2VAA) and Four-Zone Automatic Climate Control (S4NBA)

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 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
In Stock at Vendor
$59.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt

ES#19913 - 11211439395 - Hex Bolt - The center bolt for the crank pulley - Genuine BMW - BMW

The center bolt for the crank pulley

Brand:
Genuine BMW - Corporate Logo
ES#:
19913
Mfg#:
11211439395
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.

$26.99

This product was last offered at the strikethrough price on
07-18-2026

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - N55

ES#4661044 - 8PK1478 - Performance Kevlar Reinforced Accessory Belt - N55 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. Replaces BMW # 11287628659 and 11287589365 - 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 # 11287628659 and 11287589365 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4661044
Mfg#:
8PK1478
In Stock
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley With Vibration Damper

ES#5339934 - 11238511371 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Bremmen Parts - BMW

Reduces vibrations and connects accessories 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5339934
Mfg#:
11238511371
In Stock
ON SALE! SAVE 10%
$305.99

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

$275.39 USD
Free Shipping
on orders $49 and up
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 BMW

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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