Marketing Color: Carbon Material: Steel Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 42 JT Sprockets are made from the latest generation of computer design and control metal cutting equipment for maximum durability. JT rear sprockets are made from the finest C45 high carbon steel. All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards. Induction hardened with black zinc finish available on certain sprockets. This item fits the following vehicle applications: 2019-2023 fits KAW ER400 Z400 ABS 1988-2012 fits KAW EX250F Ninja 250R 2013-2017 fits KAW EX300 Ninja 300 2016-2017 fits KAW EX300 Ninja 300 ABS KRT Edition 2014 fits KAW EX300 Ninja 300 ABS SE 2017 fits KAW EX300 Ninja 300 ABS Winter Test Edition 2014-2015 fits KAW EX300 Ninja 300 SE 2018-2022 fits KAW EX400 Ninja 400 2018-2023 fits KAW EX400 Ninja 400 ABS 2020 fits KAW EX400 Ninja 400 ABS KRT Edition 1987-1993 fits KAW EX500 1994-1996 fits KAW EX500 Ninja 500 2006-2009 fits KAW EX500 Ninja 500R 2017-2020 fits KAW KLE300 Versys-X 300 2017-2023 fits KAW KLE300 Versys-X 300 ABS 1990-1993 fits KAW ZR550 Zephyr 2009 fits SUZ GSX-R1000 2011-2018 fits SUZ GSX-R1000 2020-2022 fits SUZ GSX-R1000 2011-2021 fits SUZ GSX-R600 2011-2020 fits SUZ GSX-R750 2004-2009 fits YAM FZS600 FZ6 2020-2022 fits YAM MT-03 1998-2014 fits YAM YZF-R1 2006 fits YAM YZF-R1 LE 2010 fits YAM YZF-R1 LE 2016 fits YAM YZF-R1S 2015-2022 fits YAM YZF-R3 2020-2021 fits YAM YZF-R3 ME Energy fits YAM MotoGP Edition 2022 fits YAM YZF-R3 World GP 60th Anniversary Edition 2003-2020 fits YAM YZF-R6 2006-2009 fits YAM YZF-R6S 1999 fits YAM YZF-R7