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INA ZS-S878T Engine Timing Camshaft SprocketOE Quality 60-Day Returns
Part #: ZS-S878T

INA ZS-S878T Engine Timing Camshaft Sprocket

⚙️ 114 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab, 9-7x, Ascender, Avalanche 1500, Corvette, CTS, Express 1500, Express 2500, Express 3500, Grand Prix, GTO, H2, Impala, Monte Carlo, Rainier, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 1500 HD Classic, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Trailblazer EXT, Yukon, Yukon XL 1500, and Yukon XL 2500
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INA Timing Gear Sprocket ZS-S878T

The INA ZS-S878T engine timing camshaft sprocket is a direct-fit timing gear component for select GM, Cadillac, Buick, Pontiac, Saab, Hummer, and Isuzu applications. Built to OE-quality standards, it is made from powdered metal, steel, or cast iron and heat treated to exact hardness specifications for consistent timing performance.

Key Features

  • Engine timing camshaft sprocket for valve train service
  • OE-quality construction from powdered metal, steel, or cast iron
  • Heat treated to exact hardness specifications
  • Cross-reference part number: 5540532100
  • Fits applications including Chevrolet Silverado 1500, GMC Sierra 1500, and Buick Rainier

Fitment Coverage

  • Fits 2004-2007 Buick Rainier, cam
  • Fits 2005-2007 Chevrolet Express 1500, with 3 bolt cam
  • Fits 2005-2007 Chevrolet Express 2500, with 3 bolt cam
  • Fits 2005-2007 Chevrolet Express 3500, with 3 bolt cam
  • Fits 2007 Chevrolet Silverado 1500 Classic, with 3 bolt cam
  • Fits 2007 Chevrolet Silverado 1500 HD Classic, with 3 bolt cam
  • Fits 2007 Chevrolet Silverado 2500 HD Classic, with 3 bolt cam
  • Fits 2007 Chevrolet Silverado 3500 Classic, with 3 bolt cam
  • Fits 2005-2007 GMC Savana 1500, with 3 bolt cam
  • Fits 2005-2007 GMC Savana 2500, with 3 bolt cam
  • Fits 2005-2007 GMC Savana 3500, with 3 bolt cam
  • Fits 2007 GMC Sierra 1500 Classic, with 3 bolt cam
  • Fits 2007 GMC Sierra 1500 HD Classic, with 3 bolt cam
  • Fits 2007 GMC Sierra 2500 HD Classic, with 3 bolt cam
  • Fits 2007 GMC Sierra 3500 Classic, with 3 bolt cam
  • Fits 2003-2007 Hummer H2, cam
  • Fits 2005-2007 Pontiac Grand Prix, cam
  • Fits 2005-2006 Chevrolet Avalanche 1500, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Express 2500, cam
  • Fits 2005-2006 Chevrolet Express 3500, cam
  • Fits 2006 Chevrolet Impala, cam
  • Fits 2006 Chevrolet Monte Carlo, cam
  • Fits 2005-2006 Chevrolet Silverado 1500, cam
  • Fits 2005-2006 Chevrolet Silverado 1500, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Silverado 1500 HD, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Silverado 2500 HD, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Silverado 3500, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Suburban 1500, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Suburban 2500, with 3 bolt cam
  • Fits 2005-2006 Chevrolet Tahoe, cam
  • Fits 2005-2006 Chevrolet Tahoe, with 3 bolt cam
  • Fits 2006 Chevrolet Trailblazer, cam
  • Fits 2003-2006 Chevrolet Trailblazer EXT, cam
  • Fits 2005-2006 GMC Savana 2500, cam
  • Fits 2005-2006 GMC Savana 3500, cam
  • Fits 2005-2006 GMC Sierra 1500, cam
  • Fits 2005-2006 GMC Sierra 1500, with 3 bolt cam
  • Fits 2005-2006 GMC Sierra 1500 HD, with 3 bolt cam
  • Fits 2005-2006 GMC Sierra 2500 HD, with 3 bolt cam
  • Fits 2005-2006 GMC Sierra 3500, with 3 bolt cam
  • Fits 2005-2006 GMC Yukon, with 3 bolt cam
  • Fits 2006 GMC Yukon, cam
  • Fits 2005-2006 GMC Yukon XL 1500, with 3 bolt cam
  • Fits 2005-2006 GMC Yukon XL 2500, with 3 bolt cam
  • Fits 2003-2006 Isuzu Ascender, cam
  • Fits 2004-2006 Pontiac GTO, cam
  • Fits 2005-2006 Saab 9-7x, cam
  • Fits 2004-2005 Cadillac CTS, cam
  • Fits 2005 Chevrolet Corvette

What It Helps Address

  • Worn or damaged camshaft sprocket teeth
  • Timing chain service on GM V8 and related applications
  • Noise or irregularity from a worn timing gear
  • Restoration of correct cam timing during engine repair

Installation Notes

Verify engine configuration and camshaft bolt pattern before installation, especially on 3-bolt cam applications. Match the part number ZS-S878T and confirm vehicle-specific fitment for Chevrolet Silverado 1500, GMC Sierra 1500, and Pontiac Grand Prix applications before assembly.

Quality Assurance

INA timing gears and sprockets are manufactured to meet or exceed OE quality and performance expectations. The ZS-S878T is produced from high-grade materials and heat treated for controlled hardness, supporting consistent timing component service across the listed applications.

This part fits 114 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007BuickRainier5.3LV8N/AINA Global Number 554 0532 100; Cam
2007ChevroletExpress 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletExpress 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletExpress 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletSilverado 1500 Classic5.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletSilverado 1500 Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletSilverado 1500 HD Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletSilverado 2500 HD Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007ChevroletSilverado 3500 Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSavana 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSavana 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSavana 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSierra 1500 Classic5.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSierra 1500 HD Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSierra 2500 HD Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007GMCSierra 3500 Classic6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2007HummerH26.0LV8N/AINA Global Number 554 0532 100; Cam
2007PontiacGrand Prix5.3LV8N/AINA Global Number 554 0532 100; Cam
2006BuickRainier5.3LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletAvalanche 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletExpress 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletExpress 25004.8LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletExpress 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletExpress 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletExpress 35004.8LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletImpala5.3LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletMonte Carlo5.3LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletSilverado 15004.8LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletSilverado 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSilverado 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSilverado 1500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSilverado 2500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSilverado 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSuburban 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSuburban 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletSuburban 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletTahoe4.8LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletTahoe5.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006ChevroletTrailblazer5.3LV8N/AINA Global Number 554 0532 100; Cam
2006ChevroletTrailblazer EXT5.3LV8N/AINA Global Number 554 0532 100; Cam
2006GMCSavana 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSavana 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSavana 25004.8LV8N/AINA Global Number 554 0532 100; Cam
2006GMCSavana 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSavana 35004.8LV8N/AINA Global Number 554 0532 100; Cam
2006GMCSierra 15004.8LV8N/AINA Global Number 554 0532 100; Cam
2006GMCSierra 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSierra 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSierra 1500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSierra 2500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCSierra 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCYukon5.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCYukon4.8LV8N/AINA Global Number 554 0532 100; Cam
2006GMCYukon6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCYukon XL 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCYukon XL 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006GMCYukon XL 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2006HummerH26.0LV8N/AINA Global Number 554 0532 100; Cam
2006IsuzuAscender5.3LV8N/AINA Global Number 554 0532 100; Cam
2006PontiacGrand Prix5.3LV8N/AINA Global Number 554 0532 100; Cam
2006PontiacGTO6.0LV8N/AINA Global Number 554 0532 100; Cam
2006Saab9-7x5.3LV8N/AINA Global Number 554 0532 100; Cam
2005BuickRainier5.3LV8N/AINA Global Number 554 0532 100; Cam
2005CadillacCTS5.7LV8N/AINA Global Number 554 0532 100; Cam
2005ChevroletAvalanche 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletCorvette6.0LV8N/A
2005ChevroletExpress 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletExpress 25005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletExpress 25004.8LV8N/AINA Global Number 554 0532 100; Cam
2005ChevroletExpress 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletExpress 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletExpress 35004.8LV8N/AINA Global Number 554 0532 100; Cam
2005ChevroletSilverado 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletSilverado 15004.8LV8N/AINA Global Number 554 0532 100; Cam
2005ChevroletSilverado 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletSilverado 1500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletSilverado 2500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletSilverado 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletSuburban 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletSuburban 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletTahoe4.8LV8N/AINA Global Number 554 0532 100; Cam
2005ChevroletTahoe5.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005ChevroletTrailblazer EXT5.3LV8N/AINA Global Number 554 0532 100; Cam
2005GMCSavana 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSavana 25005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSavana 25004.8LV8N/AINA Global Number 554 0532 100; Cam
2005GMCSavana 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSavana 35004.8LV8N/AINA Global Number 554 0532 100; Cam
2005GMCSavana 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSierra 15004.8LV8N/AINA Global Number 554 0532 100; Cam
2005GMCSierra 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSierra 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSierra 1500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSierra 2500 HD6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCSierra 35006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCYukon5.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCYukon6.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCYukon XL 15005.3LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCYukon XL 15006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005GMCYukon XL 25006.0LV8N/AINA Global Number 554 0532 100; with 3 Bolt Cam
2005HummerH26.0LV8N/AINA Global Number 554 0532 100; Cam
2005IsuzuAscender5.3LV8N/AINA Global Number 554 0532 100; Cam
2005PontiacGrand Prix5.3LV8N/AINA Global Number 554 0532 100; Cam
2005PontiacGTO6.0LV8N/AINA Global Number 554 0532 100; Cam
2005Saab9-7x5.3LV8N/AINA Global Number 554 0532 100; Cam
2004BuickRainier5.3LV8N/AINA Global Number 554 0532 100; Cam
2004CadillacCTS5.7LV8N/AINA Global Number 554 0532 100; Cam
2004ChevroletTrailblazer EXT5.3LV8N/AINA Global Number 554 0532 100; Cam
2004HummerH26.0LV8N/AINA Global Number 554 0532 100; Cam
2004IsuzuAscender5.3LV8N/AINA Global Number 554 0532 100; Cam
2004PontiacGTO5.7LV8N/AINA Global Number 554 0532 100; Cam
2003ChevroletTrailblazer EXT5.3LV8N/AINA Global Number 554 0532 100; Cam
2003HummerH26.0LV8N/AINA Global Number 554 0532 100; Cam
2003IsuzuAscender5.3LV8N/AINA Global Number 554 0532 100; Cam

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

This part directly replaces or is cross-referenced with the following part numbers:

5540532100

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

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