Corteco 80005011 Engine Crankshaft Pulley

Corteco Engine Crankshaft Pulley for Mercedes-Benz

The Corteco 80005011 engine crankshaft pulley is built for Mercedes-Benz applications that use a 5-groove, 6PK belt setup and start-stop function. It is a direct-fit replacement for selected E-Class, C-Class, GLK, ML, CLS, R-Class, and SLK models, with fitment matched to the listed vehicle applications.

Key Features

• Engine crankshaft pulley for Mercedes-Benz vehicles
• 5-rib pulley design with 6PK belt parameter
• For vehicles equipped with start-stop function
• Includes mounting manual for installation reference
• Cross-references Mercedes-Benz OE part numbers 276 030 09 03 and 2760300903
• Part number: 80005011

Detailed Description

Corteco 80005011 is an engine crankshaft pulley engineered for specific Mercedes-Benz engines that require a 5-groove accessory drive configuration. It is listed for 2010-2016 Mercedes-Benz E300 and E350 applications, 2010-2015 C300 and C350 models, 2012-2016 SLK350, 2012-2015 ML350, 2013-2015 GLK350, 2012-2014 CLS350, and 2012-2013 R350. This part number is also referenced as 276 030 09 03 and 2760300903 for the same application.

Use this pulley when servicing the front-end accessory drive on Mercedes-Benz E300, E350, and related models where the original crankshaft pulley matches the 6PK specification and start-stop vehicle equipment. The Corteco 80005011 helps restore proper belt drive operation on the listed Mercedes-Benz fitments.

What It Helps Address

• Belt drive noise from a worn crankshaft pulley
• Visible pulley wear or deterioration
• Accessory drive vibration or irregular belt tracking
• Loss of proper belt engagement on 5-rib 6PK systems
• Service replacement for Mercedes-Benz start-stop equipped vehicles

Installation Notes and Tips

Verify the pulley groove count, belt parameter, and OE cross-reference before installation. This part is listed with a mounting manual, which should be followed during service. Confirm the vehicle’s start-stop equipment and engine application against the fitment data for Mercedes-Benz E300, E350, C300, C350, GLK350, ML350, CLS350, R350, and SLK350 models.

Quality Assurance

Corteco supplies OE-style engine and sealing components for European vehicle service applications. Part number 80005011 is cataloged to match the specified Mercedes-Benz applications and OE references for accurate replacement selection.