INA ZT-91219 Engine Timing Chain Tensioner - Right

Engine Timing Chain Tensioner for Right-Side Applications

INA ZT-91219 is an engine timing chain tensioner built for right-side timing drive applications in select Cadillac models. It supports accurate chain control for consistent valve timing and reliable power transmission in the engine’s timing system.

• Engine timing chain tensioner for right-side applications
• OE-style repair solution for chain drive service
• Supports correct gear ratio transfer in the timing drive
• Built for low-maintenance operation in the valve train system
• Cross-references Monroe Shocks & Struts (e.g., 172286) for the same application

Vehicle Fitment

• Fits 2006 Cadillac DTS, right.
• Fits 2007-2009 Cadillac DTS, right.
• Fits 2010 Cadillac DTS, right.
• Fits 2011 Cadillac DTS, right.
• Fits 2005-2010 Cadillac STS, right.
• Fits 2005-2009 Cadillac XLR, right.
• Fits 2009 Cadillac XLR, right.

How It Works

This INA timing chain tensioner helps maintain proper chain tension in the engine timing drive, which is critical for stable camshaft and crankshaft synchronization. It is a direct-fit service part for Cadillac DTS, Cadillac STS, and Cadillac XLR right-side applications listed above. Part number ZT-91219 is also identified by INA Global Number 551 0483 100.

Common Problems It Can Address

• Timing chain slack
• Chain noise from the timing drive
• Irregular valve timing caused by weak tension control
• Wear-related service needs in the chain drive system
• Right-side timing component replacement on listed Cadillac models

Installation Notes

Verify engine configuration and right-side placement before installation. Inspect the timing chain, guides, and related valve train components during service, since tensioner replacement is often performed as part of a broader timing drive repair. Confirm part number ZT-91219 and the vehicle application before assembly.

Quality Assurance

INA supplies repair solutions for chain and belt drive components with an emphasis on correct gear ratios, dependable operation, and reduced maintenance requirements. Part number ZT-91219 is engineered for the listed Cadillac applications and aligns with INA Global Number 551 0483 100.