Renthal 478U-525-42P-HA Street Rear Sprocket - 42T

Sprocket Position: Rear
Sprocket Size: 525
Sprocket Teeth: 42

CNC-machined (not stamped) and feature a computer-aided ultra-light design to reduce unsprung weight and increase power transfer. Rear sprockets made from high-strength, specially enhanced 7075-T6 aluminum that is 33% lighter than steel to further reduce weight and increase power transfer without sacrificing strength. Rear sprockets also feature a special tooth profile that allows the chain to roll easily on and off the sprocket for longer wear, less noise and more power.

Vehicle Fitment:

2011 Aprilia Dorsoduro 1200
2010-2012 Aprilia Dorsoduro 750
2018-2020 Aprilia Dorsoduro 900
2008-2012 Aprilia Mana 850
2009-2013 Aprilia Mana 850 GT ABS
2021-2023 Aprilia RS 660
2023 Aprilia RS 660 Extrema
2022 Aprilia RS 660 Stars & Stripes Limited Edition
2005-2009 Aprilia RSV 1000 R
2004-2009 Aprilia RSV 1000 R Factory
2021-2023 Aprilia RSV4 1100
2021-2023 Aprilia RSV4 1100 Factory
2018-2019 Aprilia RSV4 RR
2010-2016 Aprilia Shiver 750
2017-2020 Aprilia Shiver 900
2008-2009 Aprilia SL 750 Shiver
2022-2023 Aprilia Tuareg 660
2004 Aprilia Tuono 1000
2004 Aprilia Tuono 1000 R
2006-2011 Aprilia Tuono 1000 R
2021-2023 Aprilia Tuono 660
2022-2023 Aprilia Tuono 660 Factory