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BMW 135i Engine Pulley Parts

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N54 "Bulletproof" Crank Kit

ES#4365384 - ECSn54bpKT - N54 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your N54 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. - Assembled By ECS - BMW

...or at least as "Bulletproof" as your N54 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. 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#:
4365384
Mfg#:
ECSN54BPKT
Back Ordered
Auto Notify
ON SALE!
$590.99

This product was last offered at the strikethrough price on
04-13-2026

$569.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Accessory Belt Tensioner Assembly

ES#21777 - 11287563927 - Accessory Belt Tensioner Assembly - This is the main belt tensioner for A/C, Alternator, and power steering. - Genuine BMW - BMW

This is the main belt tensioner for A/C, Alternator, and power steering. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21777
Mfg#:
11287563927
Ships in 3 Business Days
7% 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
06-13-2026

$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vibration Damper Bolt

ES#2100512 - 11217573672 - Vibration Damper Bolt - Replace this anytime the damper is removed. - Genuine BMW - BMW

Replace this anytime the damper is removed. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2100512
Mfg#:
11217573672
In Stock
$16.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Assembly

ES#3450773 - 11287563927 - Accessory Belt Tensioner Assembly - This is the main belt tensioner for A/C, Alternator, and power steering. - URO - BMW

This is the main belt tensioner for A/C, Alternator, and power steering. 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#:
3450773
Mfg#:
11287563927
In Stock
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt

ES#4689986 - 11211439395 - Hex Bolt - The center bolt for the crank pulley - Bavarian Autosport - BMW

The center bolt for the crank pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4689986
Mfg#:
11211439395
In Stock
ON SALE! SAVE 20%
$18.99

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

$15.19 USD
Free Shipping
on orders $49 and up

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

Accessory Belt Kit

ES#2581872 - OEN54BLTKT - Accessory Belt Kit - Everything you need to service your belt drive system using genuine BMW components - Genuine BMW - BMW

Everything you need to service your belt drive system using genuine BMW components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2581872
Mfg#:
OEN54BLTKT
Ships in 3 Business Days
$371.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Balancer (Crank Pulley)

ES#20416 - 11227558083 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
20416
Mfg#:
11227558083
Ships in 8 Business Days
10% off MSRP

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

$789.99

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

$713.99 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

Accessory Belt

ES#2217419 - 11287628653 - Accessory Belt - Drive belt for the A/C and power steering - Genuine BMW - BMW

Drive belt for the A/C and power steering affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2217419
Mfg#:
11287628653
In Stock
16% off MSRP

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

$63.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT Billet Power Steering Pulley

ES#4505223 - VTT-N54-PSN54 - VTT Billet Power Steering Pulley - Protect your drive belt and engine! - Vargas Turbo Technologies - BMW

Protect your drive belt and engine! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4505223
Mfg#:
VTT-N54-PSN54
Ships in 2 Business Days
Starting at $56.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 "Bulletproof" Crank Kit

ES#4365385 - ECSe90n55bpKT - N55 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your E9X 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. - Assembled By ECS - BMW

...or at least as "Bulletproof" as your E9X 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. 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#:
4365385
Mfg#:
ECSE90N55BPKT
In Stock
ON SALE!
$573.99

This product was last offered at the strikethrough price on
03-19-2026

$569.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Idler Pulley

ES#4845404 - 11287578675 - Idler Pulley - An important belt drive component - Bremmen Parts - BMW

An important belt drive component affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4845404
Mfg#:
11287578675
In Stock
ON SALE! SAVE 21%
$27.99

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

$22.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

ES#2702319 - 12317560678 - Alternator Pulley - Does not include any securing hardware - Ina - BMW

Does not include any securing hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2702319
Mfg#:
12317560678
Ships in 1-2 days
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Aluminum Power Steering Pulley

ES#2815436 - 32427553955 - Heavy Duty Aluminum Power Steering Pulley - Durable replacement pulley for the power steering system - Hamburg Tech - BMW

Durable replacement pulley for the power steering system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815436
Mfg#:
32427553955
Ships in 3 Business Days
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank hub

ES#20560 - 11237570107 - Crank hub - Hub that mounts the crank pulley - Genuine BMW - BMW

Hub that mounts the crank pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
20560
Mfg#:
11237570107
Ships in 3 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.

$167.00

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

$156.99 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 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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