Vaico V10-4396 Engine Camshaft Follower

Hydraulic Camshaft Follower for OE-Style Valve Train Service

The Vaico V10-4396 is a hydraulic engine camshaft follower built for valve train applications that require precise cam-to-valve contact and stable hydraulic operation. It is listed for a wide range of Audi, Volkswagen, and Porsche applications, including Audi A3, A6 Quattro, Q5, Volkswagen Golf, Jetta, Passat, Touareg, and Porsche Cayenne models with OE No. 03L109521A.

VAICO product line parts are positioned as aftermarket replacements for European vehicle service, with fitment coverage that follows the original application requirements. The V10-4396 part number is also referenced in OE-style interchange listings for cross-checking during repair planning.

Key Features

• Hydraulic operating mode for valve train applications
• Dimensions: 12 mm height, 32.6 mm length, 12 mm width
• Engine camshaft follower for OE-style replacement service
• Fits applications tied to OE No. 03L109521A
• Compact component weight: 0.017 kg
• Vaico part number V10-4396 for catalog matching and lookup

Detailed Description

The Vaico V10-4396 engine camshaft follower is specified for vehicles across the 2009-2016 model years, with coverage that includes Audi A3, A6 Quattro, A7 Quattro, A8 Quattro, Q5, and Q7; Porsche Cayenne; and Volkswagen Beetle, Golf, Golf SportWagen, Jetta, Passat, and Touareg. This hydraulic follower is used in the valve train to maintain proper contact between the camshaft and related components, supporting consistent engine operation in applications that call for OE No. 03L109521A. The part number V10-4396 is useful when matching the correct replacement during engine service on Audi A3 and Volkswagen Golf platforms.

This part cross-references Monroe Shocks & Struts (e.g., 32022) for the same application.

Vehicle Fitment

• Fits 2015-2016 Audi A3, N/A
• Fits 2010-2013 Audi A3, N/A
• Fits 2014-2016 Audi A6 Quattro, N/A
• Fits 2014-2016 Audi A7 Quattro, N/A
• Fits 2014-2016 Audi A8 Quattro, N/A
• Fits 2014-2016 Audi Q5, N/A
• Fits 2013-2016 Porsche Cayenne, N/A
• Fits 2009-2016 Volkswagen Touareg, N/A
• Fits 2009-2015 Audi Q7, N/A
• Fits 2013-2015 Volkswagen Beetle, N/A
• Fits 2010-2015 Volkswagen Golf, N/A
• Fits 2015 Volkswagen Golf SportWagen, N/A
• Fits 2009-2015 Volkswagen Jetta, N/A
• Fits 2012-2015 Volkswagen Passat, N/A
• Fits 2010 Volkswagen Golf, N/A
• Fits 2010 Volkswagen Jetta, N/A

Common Service Issues

• Valve train noise caused by worn follower surfaces
• Loss of hydraulic function in camshaft follower service
• Incorrect OE-number matching during engine repair
• Reduced camshaft contact consistency in high-mileage engines
• Fitment errors when replacing a follower on Audi, Volkswagen, or Porsche applications

Installation Notes and Tips

Verify OE No. 03L109521A and confirm the engine application before installation. Compare the old follower’s dimensions and catalog references against the V10-4396 listing to ensure correct selection for the specific Audi, Volkswagen, or Porsche model. Clean the surrounding valve train area during service and inspect related camshaft components for wear before reassembly.

Quality Assurance

Vaico catalogs this component as an aftermarket replacement for OE-matched service applications. The V10-4396 is listed with dimensional and fitment data for application verification, and its OE-number reference helps support accurate parts selection during engine maintenance.