Why Choose Sunstar? 

Sunstar is the largest OEM supplier of motorcycle and all terrain vehicle ATV sprockets and brake discs in the world. In fact, your bike probably came from the factory with Sunstar. Trusted on more brands than any other, Sunstar offers the best combination of lightweight, strength, quality and durability. This is why Sunstar sprockets and brake discs come installed on more makes of motorcycles and all terrain vehicles than any other. Designed and built with precise fit, Sunstar Sprockets, Chains and Brake Discs deliver the ultimate performance for all off-road, on-road and racing applications. Fit your bike with the brand that the engineers who designed it trust:
Sunstar - #1 in Sprockets and Brake Discs.

Next Moto Champion Product Spotlight


Sunstar MX & Street Chain Lube - New for 2013!


Alexah's Hangtown - Sunstar from BC Media on Vimeo.

Join Alexah Pearson as she shows us the ropes when
Round 1 of the Rockstar Energy AMA Outdoor Nationals
roll into her hometown track. This is Alexah's Hangtown.


Interview-Malcolm Stewart from BC Media on Vimeo.

We catch up with Malcolm Stewart at Hangtown as he starts his 1st outdoor motocross season.