INA ZT-9-5659 Engine Timing Chain Tensioner - Left

Engine Timing Chain Tensioner for Ford, Lincoln, Mazda

INA ZT-9-5659 is an engine timing chain tensioner for the left side of the timing drive on select Ford, Lincoln, and Mazda vehicles. It is built for precise timing-drive control to help maintain correct gear ratios and steady power transmission in the engine.

• Engine timing chain tensioner for the left side
• OE-style repair solution for timing drive service
• Supports accurate chain tension and timing stability
• Cross-references INA Global Number 551 0431 100
• Part number: ZT-9-5659

Detailed Product Information

This INA timing chain tensioner is engineered for timing drive repair on applications including Ford Explorer, Ford Flex, Ford Taurus, Ford Fusion, Ford Edge, Ford Taurus X, Lincoln MKS, Lincoln MKT, Lincoln MKZ, Lincoln MKX, Mazda CX-9, Mazda 6, and Mercury Sable. The ZT-9-5659 is part of INA’s chain and belt drive repair lineup, which focuses on maintaining proper timing-drive ratios with dependable operation and low maintenance requirements. If you are servicing a Ford Explorer timing chain tensioner or replacing a left-side timing chain tensioner on a Lincoln MKT or Mazda CX-9, this part number is a direct fitment match for the listed vehicles.

This part cross-references 5510431100 for the same application.

What It Helps Address

• Timing chain slack or inconsistent chain tension
• Noise from the timing drive area
• Timing instability caused by a worn tensioner
• Service needs on left-side timing drive components
• Replacement of a failed timing chain tensioner during engine repair

Installation Notes and Fitment

Fits 2018-2019 Ford Explorer, left; 2013-2016 Ford Explorer, left; 2017 Ford Explorer, left; 2018-2019 Ford Flex, left; 2015-2016 Ford Flex, left; 2009-2012 Ford Flex, left; 2017 Ford Flex, left; 2013-2014 Ford Flex, left; 2008-2018 Ford Taurus, left; 2010-2012 Ford Fusion, left; 2007-2010 Ford Edge, left; 2008-2009 Ford Taurus X, left; 2010-2016 Lincoln MKS, left; 2010 Lincoln MKS, left; 2015-2016 Lincoln MKT, left; 2010-2012 Lincoln MKT, left; 2013-2014 Lincoln MKT, left; 2009-2012 Lincoln MKZ, left; 2008 Lincoln MKZ, left; 2007 Lincoln MKZ, left; 2008-2010 Lincoln MKX, left; 2007 Lincoln MKX, left; 2007-2015 Mazda CX-9, left; 2014 Mazda CX-9, left; 2011 Mazda CX-9, left; 2009-2011 Mazda 6, left; 2009 Mercury Sable, left; 2008 Mercury Sable, left.

Verify engine code and timing-drive configuration before installation. Replace related timing components as needed during service to maintain proper chain alignment and tension. Part number ZT-9-5659 is listed for left-side applications only.

Quality Assurance

INA supplies timing-drive repair components focused on accurate gear ratios, reliable operation, and reduced maintenance demands. The ZT-9-5659 is built to support consistent timing-drive performance in the listed Ford, Lincoln, Mazda, and Mercury applications.