Vaico V30-3119 Accessory Drive Belt Idler Pulley

Accessory Drive Belt Idler Pulley for Mercedes-Benz

The Vaico V30-3119 accessory drive belt idler pulley is built for Mercedes-Benz applications that need stable belt routing and consistent accessory drive operation. With a Polyamid 6 construction and compact OE-style dimensions, it supports proper belt tracking in demanding engine bay conditions.

VAICO product line components are developed for direct-fit replacement needs, with attention to dimensional accuracy and application matching across Mercedes-Benz passenger vehicles and Sprinter vans.

Key Features

• Accessory drive belt idler pulley for Mercedes-Benz belt system service
• Polyamid 6 construction for durable, lightweight performance
• Outer diameter: 64 mm; inner diameter: 17 mm
• Height: 29 mm; width: 65 mm; length: 63 mm
• OE-style replacement for applications listed under Vaico V30-3119
• Cross-reference: Continental 49073

Detailed Description

Vaico V30-3119 is an accessory drive belt idler pulley designed for Mercedes-Benz models including Sprinter 2500, Sprinter 3500, C300, C250, E350, ML350, GL450, and related applications listed below. This part cross-references Continental 49073 for the same application. The pulley’s Polyamid 6 body and measured dimensions help maintain correct belt path alignment in the accessory drive belt system, supporting smooth operation of engine-driven accessories.

Fits 2017 Mercedes-Benz Sprinter 2500, N/A. Fits 2010-2013 Mercedes-Benz Sprinter 2500, N/A. Fits 2010-2017 Mercedes-Benz Sprinter 3500, N/A. Fits 2009-2015 Mercedes-Benz G550, N/A. Fits 2008-2014 Mercedes-Benz C300, N/A. Fits 2010-2012 Mercedes-Benz C250, N/A. Fits 2007-2012 Mercedes-Benz GL450, N/A. Fits 2008-2012 Mercedes-Benz GL550, N/A. Fits 2010-2012 Mercedes-Benz GLK350, N/A. Fits 2007-2012 Mercedes-Benz SL550, N/A. Fits 2006-2011 Mercedes-Benz C350, N/A. Fits 2007-2011 Mercedes-Benz CLS550, N/A. Fits 2006-2011 Mercedes-Benz E350, N/A. Fits 2007-2011 Mercedes-Benz E550, N/A. Fits 2006-2011 Mercedes-Benz ML350, N/A. Fits 2010-2011 Mercedes-Benz ML450, N/A. Fits 2008-2011 Mercedes-Benz ML550, N/A. Fits 2006-2011 Mercedes-Benz R350, N/A. Fits 2008-2011 Mercedes-Benz S450, N/A. Fits 2007-2011 Mercedes-Benz S550, N/A. Fits 2009-2011 Mercedes-Benz SLK300, N/A. Fits 2005-2011 Mercedes-Benz SLK350, N/A. Fits 2007-2010 Mercedes-Benz CL550, N/A. Fits 2006-2009 Mercedes-Benz C230, N/A. Fits 2006-2009 Mercedes-Benz CLK350, N/A. Fits 2007-2009 Mercedes-Benz CLK550, N/A. Fits 2008-2009 Mercedes-Benz E300, N/A. Fits 2008 Mercedes-Benz R550, N/A. Fits 2006-2008 Mercedes-Benz SLK280, N/A. Fits 2006-2007 Mercedes-Benz C280, N/A. Fits 2007 Mercedes-Benz E280, N/A.

What It Helps Address

• Belt noise caused by a worn or rough idler pulley
• Uneven accessory belt tracking on Mercedes-Benz engines
• Visible pulley wear, cracking, or surface damage
• Accessory drive belt vibration from a deteriorated pulley bearing surface
• Service replacement for high-mileage belt system maintenance

Installation Notes and Tips

Verify pulley dimensions and vehicle application before installation, especially on Mercedes-Benz Sprinter 2500, Sprinter 3500, C300, and E350 models. Inspect the accessory drive belt, tensioner, and adjacent pulleys at the same time so the belt system is serviced as a complete assembly when wear is present. Confirm the mounting surface is clean and the belt tracks correctly after installation.

Quality Assurance

Vaico V30-3119 is manufactured to application-specific dimensions for Mercedes-Benz accessory drive belt service. The part number V30-3119 and OE-style sizing support accurate replacement selection for listed vehicles.