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Replacement Parts


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Tell Us More About Your Chevrolet Trailblazer EXT. View all models

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You love the extended wheel base and accommodations of up to seven passengers on your Chevrolet Trailblazer EXT. Your best-selling Chevy SUV offers an extensive list of standard features and you and your passengers enjoy the cushy ride. If you're looking to replace your timing belt, AutoZone has Trailblazer EXT timing gear you need.

Show of 6  Results
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  • Part Number: 78934T-9
  • Notes: Includes chain. Single roller 250.
  • Part Number: 76191
  • Notes: Includes cam sprocket, chain, crank sprocket, 3 guides, tensioner. Partial.
  • Part Number: 76134
  • Notes: Complete. Includes Cam sprocket, Chain, Crank sprocket, Damper.
  • Part Number: 73162
  • Notes: 3 pieces. Includes Cam sprocket, Chain, Crank sprocket.
  • Part Number: 78534T-9
  • Notes: Includes Chain. Billet Steel Roller 0.250.
  • Part Number: 76170
  • Notes: Includes Chain, 3 guides, Tensioner. Does not include sprockets. Partial.
  •  | Page 1 of 1 |  

The Chevy Trailblazer EXT timing set offered by AutoZone includes all the parts necessary to perform the job right. Because replacing the timing belt requires substantial disassembly, it's best to replace all involved parts. AutoZone's timing set for Chevy Trailblazer EXT includes the tensioner, guides, sprockets belt or chain and chain drive mechanisms. Rest assured that we're known for providing the right products at the right prices to maximize your savings. You're also able to get your questions answered by relying on our trustworthy advice provided by helpful staff during your next store visit, and you can enjoy access to our Loan-a-Tool program for DIY installation.

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