Superlite 520 RS8 Aluminum Alloy Rear Race Sprockets – Yamaha, Kawasaki

Description

Superlite RS8-RX Series aluminum alloy 520 race sprockets are manufactured to be extremely light yet durable for big horsepower applications. If you’re looking to shave maximum rotating weight while still maintaining high durability, the RS8-RX rear sprocket is for you. Same exact sprockets used by top championship winning race teams.

– Same sprocket used on high horsepower factory race bikes

– Exclusive tooth profile for extended mileage output

– Black hard anodized 7075-T6 aluminum material with PTFE Coating for less friction and longer lifespan

– Average weight per sprocket is 9 ounces or less

 

Kawasaki Ninja 400 Info:

OEM Sprocket Size on the Kawasaki Ninja 400 is 14T front and 43T rear and the stock 520 chain is 106 links.  Some sprocket combinations that work with the stock chain are:

13T Front / 41T Rear (Recommended for faster acceleration, some loss of top speed)

13T Front /42T Rear (Recommended for faster acceleration, some loss of top speed)

13T Front / 43T Rear

14T Front / 40T Rear

14T Front / 41T Rear (OEM Sizes)

14T Front / 42T Rear

15T Front / 40T Rear

15T Front / 41T Rear

 

Yamaha R3 Info:

The R3 OEM chain pitch is 520 and length is 112 links and the OEM sprocket sizes are 14 tooth in the front and 43 tooth in the  rear.

A few different ratios that I have tested and all work with the stock chain length are:

13T front, 42T rear

13T front, 43T rear (Recommended for faster acceleration, some loss of top speed)

13T front, 44T rear (Recommended for faster acceleration, some loss of top speed)

14T front, 42T rear

14T front, 43T rear (OEM Sizes)

14T front, 44T rear

15T front, 43T rear