Starter Ring Gear – 122 Tooth | Coarse-Tooth Starter

Replace a worn or damaged starter ring gear with this 122-tooth starter ring gear. Designed for applications using the coarse-tooth starter configuration, this ring gear provides proper engagement between the starter drive and engine ring gear for dependable engine starting.

The 122-tooth configuration is the coarse-tooth style and must be matched with the correct compatible starter drive. Always verify the tooth count and your existing starter/ring gear configuration before ordering.

Product Features

• 122-tooth starter ring gear
• Coarse-tooth configuration
• Provides proper engagement with compatible coarse-tooth starters
• Replacement for worn, damaged, or stripped starter ring gears
• Ideal for engine rebuilds, starter-system repairs, and maintenance
• Ring gear only – verify whether additional components are required for your installation

⚠️ Important Starter Compatibility

This is a 122-tooth COARSE-tooth ring gear.

The starter drive and ring gear must have matching tooth configurations. 

Count or verify the teeth on your existing ring gear before ordering.

Common Reasons for Replacement

A starter ring gear should be inspected or replaced when experiencing:

• Worn or rounded gear teeth
• Chipped or missing teeth
• Starter grinding during engagement
• Intermittent starter engagement
• Damage caused by a worn or incorrect starter drive

Tooth Count: 122 Teeth
Tooth Style: Coarse Tooth
Component: Starter Ring Gear