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BMW E31 850Ci M70 5.0L

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BMW E31 850Ci M70 5.0L Engine Pulley Parts

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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

A/C Belt Tensioner Assembly With Pulley

ES#3035440 - 11281720039 - A/C Belt Tensioner Assembly With Pulley - Complete with pulley - Ina - BMW

Complete with pulley We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3035440
Mfg#:
11281720039
Ships in 7 Business Days
$141.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - M8x50mm

ES#14587 - 07119904533 - Hex Bolt - M8x50mm - Worn hardware should be replaced before it fails - Genuine BMW - BMW MINI

Worn hardware should be replaced before it fails

Brand:
Genuine BMW - Corporate Logo
ES#:
14587
Mfg#:
07119904533
In Stock
$4.09 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.

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

Drive Belt Pulley Cap

ES#4316566 - 11281727159 - Drive Belt Pulley Cap - Replace that missing protective cap and protect your belt tensioner bearing from debris. - URO - BMW

Replace that missing protective cap and protect your belt tensioner bearing from debris. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4316566
Mfg#:
11281727159
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Protective Cap For Belt Tensioner

ES#21660 - 11281727159 - Protective Cap For Belt Tensioner - Black plastic snap on cap - Genuine BMW - BMW

Black plastic snap on cap

Brand:
Genuine BMW - Corporate Logo
ES#:
21660
Mfg#:
11281727159
In Stock
$14.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pulley Puller

ES#4371952 - W80653 - Pulley Puller - Pulls pressed on 1 and 2 groove pulleys on alternators and power steering pumps. - Performance Tool - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Pulls pressed on 1 and 2 groove pulleys on alternators and power steering pumps.

Brand:
Performance Tool - Corporate Logo
ES#:
4371952
Mfg#:
W80653
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator adjuster pulley with bracket

ES#21665 - 11281731102 - Alternator adjuster pulley with bracket - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
21665
Mfg#:
11281731102
Ships in 6 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.

$209.99

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

$203.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Alternator/Power Steering Pump

ES#2526483 - 11281736719 - Accessory Belt - Alternator/Power Steering Pump - Replace at the first sign of wear - Continental - BMW

Replace at the first sign of wear We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2526483
Mfg#:
11281736719
In Stock at Vendor
$20.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Air Conditioning Compressor

ES#21676 - 11281736999 - Accessory Belt - Air Conditioning Compressor - Keep your A/C system operating properly. - Genuine BMW - BMW

Keep your A/C system operating properly.

Brand:
Genuine BMW - Corporate Logo
ES#:
21676
Mfg#:
11281736999
Special Order: No Guaranteed ETA
8% off MSRP

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

$64.99

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

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Belt Tensioner Assembly With Pulley

ES#3451042 - 11281720039 - A/C Belt Tensioner Assembly With Pulley - Complete with pulley - URO - BMW

Complete with pulley 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3451042
Mfg#:
11281720039
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pin - Priced Each

ES#20441 - 11231263911 - Pin - Priced Each - Acts as a dowel for the crank pulley - Genuine BMW - BMW

Acts as a dowel for the crank pulley

Brand:
Genuine BMW - Corporate Logo
ES#:
20441
Mfg#:
11231263911
Ships in 1-2 days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - Alternator/Power Steering Pump

ES#209734 - 11281736719 - Accessory Belt - Alternator/Power Steering Pump - Replace at the first sign of wear - Genuine BMW - BMW

Replace at the first sign of wear

Brand:
Genuine BMW - Corporate Logo
ES#:
209734
Mfg#:
11281736719
Ships in 4 Business Days
8% off MSRP

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

$64.99

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

$59.99 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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