Dayco 84159 Engine Timing Belt Component Kit

Dayco Timing Component Kit for Volvo Applications

The Dayco 84159 timing component kit is built for specific Volvo engine timing service applications where the camshaft belt tensioner and idler are replaced together. It is a direct-fit engine timing belt component kit for select Volvo S60, S40, V50, V70, S80, XC70, XC90, S60 Cross Country, V60 Cross Country, XC60, and XC70 models.

Dayco Timing Component Kit 84159 is a fitment-based replacement for vehicles that require the listed camshaft belt tensioner and idler configuration. This kit does not include the hydraulic actuator or the belt where noted in the vehicle-specific applications.

Key Features

• Engine timing belt component kit for Volvo timing service
• Includes camshaft belt tensioner and idler for listed applications
• Hydraulic actuator not included
• Vehicle-specific fitment for select Volvo S60, S40, V50, V70, S80, XC70, XC90, XC60, and related models
• Cross-references Duralast 84159 for the same application
• Dayco part number 84159 for catalog and service matching

Detailed Description

Dayco 84159 is a Timing Component Kit in the engine valve train category, made for Volvo timing belt service where the camshaft belt tensioner and camshaft belt idler are specified. Fitment includes 2012-2016 Volvo S60, 2016 Volvo S60 Cross Country, 2015-2016 Volvo V60 Cross Country, 2015-2016 Volvo XC60, 2016 Volvo XC70, and 2015 Volvo V60. Additional coverage includes 2003-2009 Volvo S60, 2008 and 2006 Volvo S40, 2008 and 2006 Volvo V50, 2003-2007 Volvo V70, 2006-2007 Volvo XC70, 2005-2006 Volvo S80, and 2006 Volvo XC90 with the listed engine serial number or chassis-number notes. Use Dayco 84159 when the application calls for this exact timing component configuration.

This part cross-references Duralast 84159 for the same application.

Common Service Issues Addressed

• Worn or noisy camshaft belt tensioner
• Idler wear that affects timing belt tracking
• Timing service on Volvo engines with specified serial-number or chassis-number notes
• Replacement of timing components during scheduled belt service
• Restoring proper belt tension and routing in the timing system

Installation Notes and Tips

Verify engine serial number, chassis number, and model-year fitment before ordering. Some listed Volvo applications require the belt to be sourced separately, and the hydraulic actuator is not included. Match the vehicle notes exactly for 2003-2009 S60, 2003-2007 V70, 2005-2006 S80, 2006-2007 XC70, 2006 XC90, and the specified S40 and V50 chassis breakpoints.

Quality Assurance

Dayco is a recognized name in engine timing components, and part number 84159 is cataloged for exact application matching across the listed Volvo vehicles.