INA ZT-9-5313 Engine Timing Chain Tensioner - Left or Upper

INA ZT-9-5313 Timing Chain Tensioner

INA ZT-9-5313 is an engine timing chain tensioner for select GM applications that rely on precise valve timing and stable chain control. It supports consistent power transfer in the timing drive while helping maintain correct gear ratios in the engine’s valve train.

Key Features

• Engine timing chain tensioner for valve train service
• Supports accurate timing drive operation
• Built for select Buick, Cadillac, and Oldsmobile applications
• Cross-references INA Global Number 551 0489 100
• Part number: ZT-9-5313

Application Details

Compatible with 2006-2011 Buick Lucerne, upper; 2007-2011 Cadillac DTS, left; 2005-2010 Cadillac STS, left; 2006-2009 Cadillac XLR, left; 2006 Cadillac DTS, left; 2006 Cadillac STS, left; 1994-2005 Cadillac DeVille, upper; 2005 Cadillac XLR, left; 1993-2004 Cadillac Seville, upper; 2004 Cadillac SRX, upper; 2004 Cadillac XLR, upper; 1993-2002 Cadillac Eldorado, upper; 1995-1999 Oldsmobile Aurora, upper; and 1993 Cadillac Allante, upper. This part number, ZT-9-5313, is also referenced as INA Global Number 551 0489 100.

What It Helps Address

• Timing chain slack
• Chain noise from worn tension control
• Irregular valve timing behavior
• Reduced timing drive stability
• Service replacement for worn chain drive components

Installation Notes

Verify engine code, position, and model year before installation. Match the upper or left mounting location exactly to the vehicle application, and inspect the timing chain, guides, and related valve train components during service. Professional installation is recommended for timing drive repairs.

Quality Assurance

INA supplies repair solutions for chain and belt drive components with an emphasis on reliable timing drive performance and low maintenance requirements. ZT-9-5313 is built for direct application matching across the listed Buick, Cadillac, and Oldsmobile vehicles.