This replacement secondary / final drive gear set is compatible with the following scooter models: AIR 125i (2013–2016), AIR 125i LED (2016–present), CLICK125i TECHNO 125 (2012–2015), CLICK125i LED (2015–2018), CLICK125i DIGITAL (2018–present), PCX125 (JF28) (2009–2012), PCX125 eSP (JF28C) (2012–2014), PCX125 LED (2014–2016), PCX125 KEY (2016–2018), PCX150 eSP (2012–2014), PCX150 LED (2014–2016), PCX150 KEY (2016–2018), SH125i (2013–2017), SH125i LED / KEY (2017–present), SH150i (2013–2017), SH150i LED / KEY (2017–present), VARIO 125 eSP / LED (2015–2018), VARIO 125 DIGITAL (2018–present), VARIO 150 eSP / LED (2015–2018), VARIO 150 DIGITAL (2018–present).The gear set consists of a 14-tooth front sprocket and a 43-tooth rear sprocket, designed for 125cc and 150cc 4-stroke.It is intended as a direct replacement for the secondary / final drive gears on compatible models.Please verify fitment using your scooter's model designation before purchase.