HRM S55 crank hub service Payment options:DEPOSIT RK AUTOWORKS CRANK HUB These updated EUROKLASE 4 and

These updated EUROKLASE 4 and RK AUTOWORKS crank hub designs are pinned and become a permanent solution to this problem

2x forward rear chassis reinforcements

The VS fuel line is durable and will securely stay put where factory line originally goes in

CNC machined billet aluminum flanged ends are embedded deep in the urethane which prevent the isolated ends from separating under extreme loads

2011-2016 BMW 550i & 550i Xdrive

HRM S55 crank hub service Payment options:DEPOSIT RK AUTOWORKS CRANK HUB These updated EUROKLASE 4 and4th of July sale prices included valid (June 28th July 8th) The S55 BMW is a great engine but it has a big design flaw, Due to the Poor design of the crank hub the timing chain and oil pump sprocket. There is a high chance for the crank hub to spin causing potential catastrophic failure due to the loss of timing, even losing the hub itself. These updated EUROKLASE 4 and RK AUTOWORKS crank hub designs are pinned and become a permanent solution to this