Mercedes Crankshaft Pulley - BBR 2740301203

Product Information

An Engine Crankshaft Pulley (also known as a harmonic balancer or crank pulley) is a wheel attached to the engine’s crankshaft. It serves two primary purposes:

• Power Transmission: It drives various engine accessories (such as the alternator, water pump, power steering pump, and air conditioning compressor) through the serpentine or V-belt.

• Vibration Dampening: The crankshaft pulley often includes a rubber damper to absorb vibrations created by the engine’s combustion cycles, protecting the crankshaft from excessive vibration and potential damage over time

• Engine Vibrations: A failing or damaged pulley can lead to excessive engine vibrations, particularly at higher RPMs, because it no longer dampens the crankshaft’s vibrations effectively
• Visible Belt Misalignment: If the pulley is damaged or wobbly, it can misalign the serpentine belt, which may be visible on inspection and could result in premature belt wear
• Power Loss to Accessories: A failing pulley can lead to reduced or intermittent power to accessories like the alternator, power steering, or air conditioning due to belt slippage or pulley misalignment

About BBR

BBR was founded in 2005, becoming youngest member of a renowned export group with more than 100 years of tradition. Great commitment, the right philosophy and good contacts, formed a solid foundation at the beginning of our journey.

Due to rapid growth the first warehouse in Hamburg was no long viable. In September 2010 a new building in Geesthacht was obtained with space for more than 3000 pallets.

In 2012, the storage area at the Geesthacht site was doubled, an in-house production facility was built and additional system technology was installed. Specialisation in the diversified business, to the satisfaction of our customers, prevails.The success story of BBR continues