Part number 11231718840 is a brand new, unused Genuine BMW part. 11231718840 is critical to your BMW's engine longevity. Harmonic balancers control mengine harmonics and prevent your BMW's engine from literally tearing itself apart. The harmonic balancer is often times integrated with the crankshaft pulley. When replacing the harmonic balancer or front crankshaft pulley it's also important to replace related fasteners.

Genuine BMW parts are distributed and sold internationally through the BMW parts network. They are designed and manufactured to BMW’s stringent quality control standards and are used to completer warranty and standard service work. In addition to this Genuine BMW parts are also sold to retail customers who want to service their BMW’s with Genuine BMW parts.

FCP Euro has been providing OEM & Genuine replacement parts for European cars since it was established in 1986. FCP Euro’s online product catalog offers an extensive variety of OEM and Genuine replacement parts for European cars including BMW, Volvo, Saab, Audi, VW and Mercedes.

FCP Euro offers one of the largest selections of Genuine & OEM replacement parts on the web backed with a lifetime warranty, unlimited returns, and free shipping.