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Product Information

Product Details
Part No. ZA-578
Warranty Details (1 YR REPLACEMENT IF DEFECTIVE)
The ring gear has teeth which engage with the starter motor allowing the engine to crank over and start. Repeated engagement with the starter results in worn or broken ring gear teeth. Once this is diagnosed, the ring gear must be replaced. ATP ring gears are designed to fit and function just like the original part to ensure durability and long life.

Product Features:
  • Manufactured to meet or exceed original equipment specs
  • Eliminates grinding from damaged teeth
  • Increases starter drive life
Specifications
Inside Diameter:
10.475 in

Thickness:
0.373 in

Tooth Quantity:
139

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