Vaico V10-4408 Engine Variable Valve Timing (VVT) Sprocket

VAICO V10-4408 VVT Sprocket Overview

The VAICO V10-4408 is a hydraulic engine variable valve timing (VVT) sprocket for select Volkswagen Jetta applications. Built around a 36-tooth design with an 81 mm outer diameter, it supports precise cam timing control in the valve train for 2013-2015 Volkswagen Jetta models with OE number 03C109088E.

VAICO’s VAICO line focuses on OE-style engine and drivetrain replacement parts, and this VVT sprocket follows that approach with application-specific dimensions and hydraulic operation for direct-fit service work.

Key Features

• Part number: V10-4408
• Engine variable valve timing (VVT) sprocket for valve train service
• Hydraulic operating mode for cam timing control
• 36 teeth for the specified timing application
• Outer diameter: 81 mm
• Dimensions: 91 mm length, 91 mm width, 45.5 mm height
• Weight: 0.624 kg
• Compatible with Volkswagen Jetta models listed below

Detailed Description

This VAICO V10-4408 VVT sprocket is specified for 2013-2015 Volkswagen Jetta applications, including 2015 Jetta built through 06/28/2015 and 2013-2014 Jetta models with OE No. 03C109088E. It is a hydraulic variable valve timing sprocket used in the engine valve train to maintain the correct camshaft timing relationship under operating conditions. If you are searching for a Volkswagen Jetta VVT sprocket, a 03C109088E replacement, or a VAICO V10-4408 timing component, this part matches those fitment needs.

This part cross-references Four Seasons 45084 for the same application.

What It Helps Address

• Cam timing irregularities related to a worn VVT sprocket
• Engine performance concerns tied to variable valve timing control
• Timing-related noise from a deteriorated hydraulic sprocket assembly
• Fitment issues when replacing an OE-numbered 03C109088E component
• Valve train service needs on select Volkswagen Jetta engines

Installation Notes and Tips

Verify the OE number, engine code, and model year before installation. This part is listed for N/A position applications and should be matched to the exact engine configuration shown in the fitment data. Follow factory timing procedures, use the correct locking tools, and confirm cam timing after installation to ensure proper operation.

Quality Assurance

VAICO supplies OE-style replacement components with application-specific dimensions and specifications for service accuracy. Confirm all fitment details against the vehicle and OE reference before installation.

Compatible With: 2013-2014 Volkswagen Jetta, N/A; 2015 Volkswagen Jetta, N/A (to 06/28/2015).