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BMW 135i Crankshaft Parts

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S55 / N55 4-Pin One-Piece Crank Hub Upgrade Kit

ES#4707740 - MMR20-1004 - S55 / N55 4-Pin One-Piece Crank Hub Upgrade Kit - Recommended for high-powered cars over 700 Horsepower - MMX Performance - BMW

Recommended for high-powered cars over 700 Horsepower affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4707740
Mfg#:
MMR20-1004
Ships in 1 Business Day
$1064.99 USD
Free Shipping

VAC Motorsports Crank Seal Guard

ES#4813418 - VAC-11-CSG-N5X - VAC Motorsports Crank Seal Guard - Prevent catastrophic engine failure! - VAC Motorsports - BMW

Prevent catastrophic engine failure! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4813418
Mfg#:
VAC-11-CSG-N5X
Ships in 7 Business Days
$155.99

This product was last offered at the strikethrough price on
05-01-2026

$139.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Seal - Front

ES#2702322 - 11117547842 - Crankshaft Seal - Front - 65x79x10 - Usually replaced when servicing the timing chains - Elring - BMW

65x79x10 - Usually replaced when servicing the timing chains affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2702322
Mfg#:
11117547842
In Stock
$38.99

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

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Sprocket With Grip Disk

ES#3469070 - 11418091535 - Crank Sprocket With Grip Disk - Runs the HPFP and Oil Pump. - Genuine BMW - BMW

Runs the HPFP and Oil Pump. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3469070
Mfg#:
11418091535
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.

$33.00

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

$31.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Seal - Front

ES#17759 - 11117547842 - Crankshaft Seal - Front - 65x79x10 - Usually replaced when servicing the timing chains - Genuine BMW - BMW

65x79x10 - Usually replaced when servicing the timing chains affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
17759
Mfg#:
11117547842
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.

$60.99

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

$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IRP Crank Bolt Capture

ES#4465567 - IRPCBC-55 - IRP Crank Bolt Capture - Protect your Engine with this simple solution to spinning crank bolts! - IRP - Individual Racing Parts - BMW

Protect your Engine with this simple solution to spinning crank bolts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
4465567
Mfg#:
IRPCBC-55
In Stock
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft hub

ES#264239 - 11237593701 - Crankshaft hub - Hub at end of crankshaft vibration damper bolts to - Genuine BMW - BMW

Hub at end of crankshaft vibration damper bolts to affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
FOr vehicles with production from 03/2009

Brand:
Genuine BMW - Corporate Logo
ES#:
264239
Mfg#:
11237593701
Ships on Jun 15, 2026
6% off MSRP

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

$109.99

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

$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

Engine Main Bearing Kit - Size 0.25 Oversized

ES#4140311 - mb7776si0.25 - Engine Main Bearing Kit - Size 0.25 Oversized - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.25mm

Brand:
King - Corporate Logo
ES#:
4140311
Mfg#:
MB7776SI0.25
In Stock
$118.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bearing Shell - Priced Each

ES#2542534 - 11247628034 - Bearing Shell - Priced Each - Red 50mm. Standard bore - Genuine BMW - BMW

Red 50mm. Standard bore affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2542534
Mfg#:
11247628034
In Stock
9% off MSRP

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

$45.53

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

$41.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Seal - Front

ES#2581902 - 11117547842 - Crankshaft Seal - Front - 65x79x10 - Usually replaced when servicing the timing chains - Victor Reinz - BMW
ECS Tuning recommends this product.

65x79x10 - Usually replaced when servicing the timing chains affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2581902
Mfg#:
11117547842
In Stock
$35.00

This product was last offered at the strikethrough price on
04-23-2026

$25.99 USD
Free Shipping
on orders $49 and up
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

Performance Rod Bearing Set - N55

ES#4759217 - 5150-HPRBS-N55 - Performance Rod Bearing Set - N55 - Performance Coated Main Bearing Set for the N55 Engine - Std. Size - 5150 Autosport - BMW

Performance Coated Main Bearing Set for the N55 Engine - Std. Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759217
Mfg#:
5150-HPRBS-N55
Ships in 3 Business Days
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Hub Washer

ES#3548419 - 11238090136 - Crank Hub Washer - Located between the crank hub and sprocket - Genuine BMW - BMW

Located between the crank hub and sprocket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3548419
Mfg#:
11238090136
In Stock
5% off MSRP

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

$21.99

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

$20.99 USD
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

Performance Main Bearing Set - N55

ES#4759214 - 5150-HPMBS-N55 - Performance Main Bearing Set - N55 - Performance Coated Main Bearing Set for the N55 Engine - Std. Size - 5150 Autosport - BMW

Performance Coated Main Bearing Set for the N55 Engine - Std. Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759214
Mfg#:
5150-HPMBS-N55
Ships in 3 Business Days
$549.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Crankshaft Parts

The heart of your engine is the crankshaft. Keep it spinning freely with new OEM crankshaft bearings or upgrade with race-proven aftermarket performance crank bearings and crankshaft parts.

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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