Search By Year,Make and Model
1
/
of
2
Sunstar
5-1390 420 Works Aluminum Rear Sprocket
5-1390 420 Works Aluminum Rear Sprocket
Regular price
$73.71 USD
Regular price
Sale price
$73.71 USD
Unit price
/
per
Shipping calculated at checkout.
Couldn't load pickup availability
Works Triplestar Aluminum rear sprocket - featuring hard anodized coating for extra strength & durability.
Classic Sunstar 'works' finish, made from 7075-T6 aerospace grade aluminum for light weight with mud grooves at the base of the tooth area on the front side only.
Together with our exclusive tooth-valley design, this allows for up to 50% more chain roller contact area, leading to longer life out of your drive components.
Used by championship level riders & teams for over 25 years & counting.
Share
![5-139046-Sunstar Sprockets and Chains-5-1390 420 Works Aluminum Rear Sprocket](http://sunstar-mc.com/cdn/shop/products/5-1390-420-works-aluminum-rear-sprocket-632253.jpg?v=1691084939&width=1445)
![5-139046-Sunstar Sprockets and Chains-5-1390 420 Works Aluminum Rear Sprocket](http://sunstar-mc.com/cdn/shop/products/5-1390-420-works-aluminum-rear-sprocket-725822.jpg?v=1691084939&width=1445)
![Loading...](https://cdn.shopify.com/extensions/6bb671ec-2e6e-49f3-b77b-390b69a1b44a/c-year-make-model-search-185/assets/loader.png)