BMW Performance Crankshaft Parts

...or at least as "Bulletproof" as your F8X S55 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. Featuring Kevlar reinforced belt! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4642991

Mfg#:

ECSS55BPKRKT

$779.99

This product was last offered at the strikethrough price on
08-07-2026

$753.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Partial Replacement

Secure the safety of your engine with a Crank Bolt Capture Plate. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4429935

Mfg#:

MMR20-1002

$187.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Performance Coated Main Bearing Set for the N55 Engine - Std. Size Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4759214

Mfg#:

5150-HPMBS-N55

$549.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Replace your Stock Main Bearings with 5150's Upgraded Alternative! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4736759

Mfg#:

5150-HPMBS-S55

$549.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Performance Coated Main Bearing Set for the N55 Engine - Std. Size Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4759217

Mfg#:

5150-HPRBS-N55

$399.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Performance Coated Main Bearing Set for the M5X Engine Platform - Std. Size Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4758994

Mfg#:

5150-HPMBS-M50

$299.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Upgraded Main Studs for B58! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

4752945

Mfg#:

ARP-MSK-B58

$229.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

This "Complete Package" provides the OEM hardware required for installation, ensuring your timing remains rock-solid even under extreme track conditions or high-horsepower builds. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

5446120

Mfg#:

VTT-NS55CHSCP

The VTT N55/S55 Spline Lock Hub offers a sophisticated, non-invasive alternative to the labor-intensive "drill and pin" methods used to secure BMW crankshafts. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

5446119

Mfg#:

VTT-NS55CHO

Features the Insane Performance S55 4-Pin One-Piece Crank Hub kit plus all of the installation components needed such as gaskets, hardware, and timing parts that should be replaced during installation. 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:

ES#:

5341089

Mfg#:

S55CCHIKT

$2190.99

This product was last offered at the strikethrough price on
10-21-2026

$2181.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Partial Replacement