520 Pitch - Superlite RSX-R Series Black Hard Anodized Aluminum Rear Sprocket for Aprilia V4 & 660

520 Pitch - Superlite RSX-R Series Black Hard Anodized Aluminum Rear Sprocket for Aprilia V4 & 660

Fitment:

• 2009 - Present Aprilia RSV4 (all variants)
• 2011 - Present Aprilia Tuono V4 (all variants)
• Aprilia RS 660 (all years & variants)
• Aprilia Tuono 660 (all years & variants)

Note: We recommend using a steel rear sprocket on the RSV4 & Tuono V4.

This listing is for 520 Pitch which is the OEM chain pitch for the RS660 and Tuono660.

The OEM chain pitch for the RSV4 and Tuono V4 is 525 so you will need both sprockets and a chain to convert those to 520
Superlite RSX-R Series alloy 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 RSX-R rear sprocket is for you. Same exact sprockets used by top championship winning race teams.

- Exclusive tooth profile for extended mileage output
- Black hard anodized 7075-T6 aluminum material with PTFE Coating for less friction
- Average weight per sprocket is 9 ounces or les

OEM Pitch and Tooth Count by Year/Model:

• 2009-2010 Aprilia RSV4 R/Factory - 40T
• 2011-2015 Aprilia RSV4 (all variants) - 42T
• 2016 - Present Aprilia RSV4 (all variants) - 41T
• 2011 - Present Aprilia Tuono V4 (all variants) - 42T
• Aprilia RS 660 (all years & variants)- 520 - 43T
• Aprilia Tuono 660 (all years & variants) 520 - 43T