JT Steel Sprockets are the OEM quality choice, manufactured using only the finest grade of C49 high carbon steel for the rear sprockets, and SCM420 chromoly steel alloy for the front sprockets.
Fits:

Yamaha TTR110 E 2010, Yamaha TTR110E 2010, Yamaha TTR110E EA 2011, Yamaha TTR110E EB 2012, Yamaha TTR110E ED 2013, Yamaha TTR110E EE 2014, Yamaha TTR110E EF 2015, Yamaha TTR110E EG 2016, Yamaha TTR110E EH 2017, Yamaha TTR110E EJ 2018, Yamaha TTR110E EK 2019, Yamaha TTR110E EL 2020, Yamaha TTR110E EM 2021, Yamaha TTR110E EN 2022, Yamaha TTR110E EX 2008, Yamaha TTR110E EY 2009, Yamaha TTR50 2007, Yamaha TTR50 2008, Yamaha TTR50 2009, Yamaha TTR50 E (Electric Start) 2007, Yamaha TTR50 E (Electric Start) 2008, Yamaha TTR50 E (Electric Start) 2009, Yamaha TTR50 E (Electric Start) 2010, Yamaha TTR50 E (Electric Start) 2011, Yamaha TTR50 E (Electric Start) 2012, Yamaha TTR50 E (Electric Start) 2013, Yamaha TTR50 E (Electric Start) 2014, Yamaha TTR50 E (Electric Start) 2015, Yamaha TTR50 E (Electric Start) 2016, Yamaha TTR50 E (Electric Start) 2017, Yamaha TTR50 E (Electric Start) 2018, Yamaha TTR50 E (Electric Start) 2019, Yamaha TTR50 E (Electric Start) 2020, Yamaha TTR50 E (Electric Start) 2021, Yamaha TTR50 E (Electric Start) 2022, Yamaha TT-R90 2000, Yamaha TT-R90 2001, Yamaha TT-R90 2002, Yamaha TT-R90 2003, Yamaha TT-R90 2004, Yamaha TT-R90E 2003, Yamaha TT-R90E 2004, Yamaha TT-R90E 2005, Yamaha TT-R90E 2006, Yamaha TT-R90E 2007, Yamaha TT-R90E 2008