INA ZG-7508 Engine Timing Chain Guide - Upper

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INA ZG-7508 Engine Timing Chain Guide - Upper

Brand	INA ZG-7508
Position	Upper
Fits	Buick, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, and Saab · 86 vehicles

OE-quality design. Built to meet or exceed original equipment performance standards.

Plastic construction. Uses OEM-grade PA66 and PA46 material for proper hardness.

Timing chain guide. Helps keep the timing chain properly guided in the valve train.

Cross-references 5520535100 for the same application. See all 1.

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Engine Timing Chain Guide for GM 4.2L Applications

INA ZG-7508 is an upper engine timing chain guide built for select GM and related SUV and truck applications. It is engineered to meet or exceed OE quality and performance, with plastic material formulated to match OEM PA66 and PA46 grade hardness requirements.

Key Features

Upper timing chain guide for the engine valve train
OE-style replacement for select Chevrolet, GMC, Hummer, Saab, Isuzu, Buick, and Oldsmobile applications
Plastic construction matched to OEM PA66 and PA46 material and hardness standards
INA part number ZG-7508
Cross-reference: 5520535100

Detailed Description

INA ZG-7508 timing chain guide is designed for upper chain routing in engines used across the Chevrolet Colorado, GMC Canyon, Hummer H3, Hummer H3T, Chevrolet Trailblazer, GMC Envoy, Saab 9-7x, Isuzu Ascender, Isuzu i-290, Isuzu i-370, Buick Rainier, Chevrolet Trailblazer EXT, Isuzu i-280, Isuzu i-350, and Oldsmobile Bravada. This part number, ZG-7508, is built to match OE material specifications so the guide surface and hardness align with the original design intent.

Compatible With 2004-2012 Chevrolet Colorado, Upper; 2004-2012 GMC Canyon, Upper; 2006-2010 Hummer H3, Upper; 2009-2010 Hummer H3T, Upper; 2002-2009 Chevrolet Trailblazer, Upper; 2002-2009 GMC Envoy, Upper; 2005-2009 Saab 9-7x, Upper; 2003-2008 Isuzu Ascender, Upper; 2007-2008 Isuzu i-290, Upper; 2007-2008 Isuzu i-370, Upper; 2004-2007 Buick Rainier, Upper; 2002-2006 Chevrolet Trailblazer EXT, Upper; 2006 Isuzu i-280, Upper; 2006 Isuzu i-350, Upper; 2002-2004 Oldsmobile Bravada, Upper.

What It Is Used For

Replacing a worn upper timing chain guide
Restoring proper chain alignment in the valve train
Addressing chain noise caused by guide wear
Correcting timing chain tracking issues from damaged guide surfaces
Supporting reliable timing system operation in high-mileage engines

Installation Notes and Tips

Verify engine application, year, and upper guide position before installation. Inspect the timing chain, tensioner, and related valve train components at the same time, since guide wear often occurs alongside other timing system wear. Follow factory service procedures and torque specifications during installation.

Quality Assurance

INA timing chain guides are manufactured to meet or exceed OE quality and performance expectations. The guide plastic is formulated to match OEM PA66 and PA46 grade material and hardness requirements for the listed applications.

This part fits 86 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Position	Notes
2012	Chevrolet	Colorado	2.9L	L4	Upper	INA Global Number 552 0535 100
2012	GMC	Canyon	3.7L	L5	Upper	INA Global Number 552 0535 100
2012	GMC	Canyon	2.9L	L4	Upper	INA Global Number 552 0535 100
2011	Chevrolet	Colorado	2.9L	L4	Upper	INA Global Number 552 0535 100
2011	GMC	Canyon	3.7L	L5	Upper	INA Global Number 552 0535 100
2011	GMC	Canyon	2.9L	L4	Upper	INA Global Number 552 0535 100
2010	Chevrolet	Colorado	3.7L	L5	Upper	INA Global Number 552 0535 100
2010	Chevrolet	Colorado	2.9L	L4	Upper	INA Global Number 552 0535 100
2010	GMC	Canyon	2.9L	L4	Upper	INA Global Number 552 0535 100
2010	GMC	Canyon	3.7L	L5	Upper	INA Global Number 552 0535 100
2010	Hummer	H3	3.7L	L5	Upper	INA Global Number 552 0535 100
2010	Hummer	H3T	3.7L	L5	Upper	INA Global Number 552 0535 100
2009	Chevrolet	Colorado	2.9L	L4	Upper	INA Global Number 552 0535 100
2009	Chevrolet	Colorado	3.7L	L5	Upper	INA Global Number 552 0535 100
2009	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2009	GMC	Canyon	3.7L	L5	Upper	INA Global Number 552 0535 100
2009	GMC	Canyon	2.9L	L4	Upper	INA Global Number 552 0535 100
2009	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2009	Hummer	H3	3.7L	L5	Upper	INA Global Number 552 0535 100
2009	Hummer	H3T	3.7L	L5	Upper	INA Global Number 552 0535 100
2009	Saab	9-7x	4.2L	L6	Upper	INA Global Number 552 0535 100
2008	Chevrolet	Colorado	2.9L	L4	Upper	INA Global Number 552 0535 100
2008	Chevrolet	Colorado	3.7L	L5	Upper	INA Global Number 552 0535 100
2008	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2008	GMC	Canyon	2.9L	L4	Upper	INA Global Number 552 0535 100
2008	GMC	Canyon	3.7L	L5	Upper	INA Global Number 552 0535 100
2008	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2008	Hummer	H3	3.7L	L5	Upper	INA Global Number 552 0535 100
2008	Isuzu	Ascender	4.2L	L6	Upper	INA Global Number 552 0535 100
2008	Isuzu	i-290	2.9L	L4	Upper	INA Global Number 552 0535 100
2008	Isuzu	i-370	3.7L	L5	Upper	INA Global Number 552 0535 100
2008	Saab	9-7x	4.2L	L6	Upper	INA Global Number 552 0535 100
2007	Buick	Rainier	4.2L	L6	Upper	INA Global Number 552 0535 100
2007	Chevrolet	Colorado	2.9L	L4	Upper	INA Global Number 552 0535 100
2007	Chevrolet	Colorado	3.7L	L5	Upper	INA Global Number 552 0535 100
2007	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2007	GMC	Canyon	2.9L	L4	Upper	INA Global Number 552 0535 100
2007	GMC	Canyon	3.7L	L5	Upper	INA Global Number 552 0535 100
2007	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2007	Hummer	H3	3.7L	L5	Upper	INA Global Number 552 0535 100
2007	Isuzu	Ascender	4.2L	L6	Upper	INA Global Number 552 0535 100
2007	Isuzu	i-290	2.9L	L4	Upper	INA Global Number 552 0535 100
2007	Isuzu	i-370	3.7L	L5	Upper	INA Global Number 552 0535 100
2007	Saab	9-7x	4.2L	L6	Upper	INA Global Number 552 0535 100
2006	Buick	Rainier	4.2L	L6	Upper	INA Global Number 552 0535 100
2006	Chevrolet	Colorado	3.5L	L5	Upper	INA Global Number 552 0535 100
2006	Chevrolet	Colorado	2.8L	L4	Upper	INA Global Number 552 0535 100
2006	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2006	Chevrolet	Trailblazer EXT	4.2L	L6	Upper	INA Global Number 552 0535 100
2006	GMC	Canyon	2.8L	L4	Upper	INA Global Number 552 0535 100
2006	GMC	Canyon	3.5L	L5	Upper	INA Global Number 552 0535 100
2006	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2006	Hummer	H3	3.5L	L5	Upper	INA Global Number 552 0535 100
2006	Isuzu	Ascender	4.2L	L6	Upper	INA Global Number 552 0535 100
2006	Isuzu	i-280	2.8L	L4	Upper	INA Global Number 552 0535 100
2006	Isuzu	i-350	3.5L	L5	Upper	INA Global Number 552 0535 100
2006	Saab	9-7x	4.2L	L6	Upper	INA Global Number 552 0535 100
2005	Buick	Rainier	4.2L	L6	Upper	INA Global Number 552 0535 100
2005	Chevrolet	Colorado	2.8L	L4	Upper	INA Global Number 552 0535 100
2005	Chevrolet	Colorado	3.5L	L5	Upper	INA Global Number 552 0535 100
2005	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2005	Chevrolet	Trailblazer EXT	4.2L	L6	Upper	INA Global Number 552 0535 100
2005	GMC	Canyon	3.5L	L5	Upper	INA Global Number 552 0535 100
2005	GMC	Canyon	2.8L	L4	Upper	INA Global Number 552 0535 100
2005	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2005	Isuzu	Ascender	4.2L	L6	Upper	INA Global Number 552 0535 100
2005	Saab	9-7x	4.2L	L6	Upper	INA Global Number 552 0535 100
2004	Buick	Rainier	4.2L	L6	Upper	INA Global Number 552 0535 100
2004	Chevrolet	Colorado	3.5L	L5	Upper	INA Global Number 552 0535 100
2004	Chevrolet	Colorado	2.8L	L4	Upper	INA Global Number 552 0535 100
2004	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2004	Chevrolet	Trailblazer EXT	4.2L	L6	Upper	INA Global Number 552 0535 100
2004	GMC	Canyon	3.5L	L5	Upper	INA Global Number 552 0535 100
2004	GMC	Canyon	2.8L	L4	Upper	INA Global Number 552 0535 100
2004	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2004	Isuzu	Ascender	4.2L	L6	Upper	INA Global Number 552 0535 100
2004	Oldsmobile	Bravada	4.2L	L6	Upper	INA Global Number 552 0535 100
2003	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2003	Chevrolet	Trailblazer EXT	4.2L	L6	Upper	INA Global Number 552 0535 100
2003	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2003	Isuzu	Ascender	4.2L	L6	Upper	INA Global Number 552 0535 100
2003	Oldsmobile	Bravada	4.2L	L6	Upper	INA Global Number 552 0535 100
2002	Chevrolet	Trailblazer	4.2L	L6	Upper	INA Global Number 552 0535 100
2002	Chevrolet	Trailblazer EXT	4.2L	L6	Upper	INA Global Number 552 0535 100
2002	GMC	Envoy	4.2L	L6	Upper	INA Global Number 552 0535 100
2002	Oldsmobile	Bravada	4.2L	L6	Upper	INA Global Number 552 0535 100
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Directly replaces or cross-references 1 part number

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

5520535100