Starter Ring Gear with Starter Clutch. Fits Big Twin 2007-2017.

* Made From Aircraft Quality 8620 Steel.

* Entirely Hardened By Carburization Followed By An Oil Bath, As Opposed to water, quench.

* Black oxide finish.

* The Ring Gear Kit Includes A Replacement Starter Clutch and Pinion Gear Assembly (one piece). Starter Clutch Features 20% Larger Rollers For Stronger and Longer Starter Life.

* Made In USA