Corteco 80001121 Engine Crankshaft Pulley

Corteco 80001121 Engine Crankshaft Pulley

The Corteco 80001121 engine crankshaft pulley is an OE-style replacement for select Audi applications that use a 5-rib, 6PK belt setup. With an outer diameter of 166.7 mm and a supplied mounting manual, it is built for direct service on the crankshaft drive system.

Key Features

• Engine crankshaft pulley for cylinder block component service
• 5-rib design with 6PK parameter
• Outer diameter: 166.7 mm
• Includes supplementary mounting manual
• Weight: 2.225 kg
• Cross-reference: Febi-Bilstein 32190

Detailed Description

This Corteco crankshaft pulley, part number 80001121, is specified for Audi vehicles that require a 5-groove accessory drive pulley with 6PK belt configuration. It is listed for Audi A4, Audi A4 Quattro, Audi A5 Quattro, Audi A6, and Audi A6 Quattro applications across the 2005-2012 model years, including 2006-2011 Audi A6 and 2005-2009 Audi A6 Quattro fitments. The part number 80001121 also cross-references OE numbers 06E 105 251 A and 06E 105 251 C for the same application.

Use this pulley when servicing the crankshaft drive on Audi A4 Quattro, Audi A5 Quattro, and Audi A6 models that match the listed belt and groove specifications. The design details matter for proper belt alignment and accessory drive operation, especially on vehicles with the confirmed OE references.

What It Helps Address

• Worn or damaged crankshaft pulley surfaces
• Belt drive noise from pulley wear
• Accessory drive vibration related to pulley condition
• Incorrect pulley fitment on 5-rib 6PK applications
• Service replacement for OE-number-matched Audi crankshaft pulleys

Installation Notes and Tips

Verify the OE number, rib count, and outer diameter before installation. This part is listed with a mounting manual, so follow the supplied instructions and confirm belt routing against the vehicle’s existing accessory drive layout. Check the crankshaft pulley area for wear, contamination, or belt damage before fitting the new component.

Quality Assurance

Corteco supplies engine and sealing components for OE-level service applications. This part number 80001121 is cataloged with confirmed Audi fitment and OE cross-references to support accurate replacement selection.