Warranty

Warranty

Every Part Tested. Every Customer Protected.

At Classy Auto Zone, we believe that trust is built through transparency and reliability. That’s why every used engine, transmission, and turbo unit we sell is backed by a clear, dependable warranty — giving you complete peace of mind long after your purchase.

Our warranty ensures that you receive not only a high-quality part but also the confidence that comes with dependable after-sale support.

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Our Warranty Promise

We guarantee that every unit sold by Classy Auto Zone has been tested, verified, and inspected prior to shipping.

In the unlikely event that a part fails due to a defect, we’ll work with you to repair, replace, or refund according to the warranty terms.

All parts are covered under one of the following warranty options:

  • 1year Standard Warranty — Ideal for low-cost replacements or older models.
  • 2years Extended Warranty — Most popular covers repair shops and individual buyers.
  • 3-5years Premium Warranty — Available on select engines and transmissions for added protection.


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What our Warranty Covers

Our warranties cover internal parts and components of the purchased unit against defects in materials or workmanship under normal use and service.

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  • Used Engines: Block, heads, pistons, crankshaft, camshaft, connecting rods, valves, and internal lubricated parts.
  • Transmissions: Torque converter, gears, clutches, bearings, and internal components.
  • Turbo Units: Shaft, compressor, turbine, and housing integrity.

What's not Covered?

To maintain transparency, the following are not covered under warranty:

  • Improper installation or use of incorrect fluids.
  • Overheating or engine damage caused by lack of lubrication or coolant.
  • Damage caused by accidents, misuse, or neglect.
  • Labor, towing, or diagnostic costs (unless explicitly stated).
  • Accessory items such as sensors, belts, hoses, seals, gaskets, manifolds, or wiring.


Our Committment to You - Your satisfaction is our top priority

At Classy Auto Zone, we don’t just sell parts — we stand behind every product we deliver. Our goal is to keep your vehicle running reliably for years to come, with confidence in every mile you drive.




Get a Quote - Find the Perfect Engine, Transmission, or Turbo for Your Vehicle

Fill out the form below, and our team will get back to you with pricing, availability, and delivery details within 24 hours.

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757 18 1/2 Mile Road,Sterling Heights, MI 48314, USA

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What our clients say
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Kathryn Murphy

Business Woman

Insufficient cooling or heating, strange noises when the A/C is on, or foul car odors coming from the vents Flickering lights, non-functioning accessories, or trouble starting the vehicle
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Cameron Williamson

Business Man

Often recommended every 15,000 to 30,000 miles, depending on the vehicle age and condition Flickering lights, non-functioning accessories, or trouble starting the vehicle Body and paint services
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Kathryn Murphy

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Insufficient cooling or heating, strange noises when the A/C is on, or foul car odors coming from the vents Flickering lights, non-functioning accessories, or trouble starting the vehicle
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