This OEM ECU computer controller unit is a genuine Kawasaki part, model 21175-0810, for the Ninja ZX6R ZX636. It is compatible with units of the same type and manufacturer part numbers 92161-0356, 2019, 2018, 2017, 2016, 2015, 2014, 2013, and 2012. Coming off a 2016 Kawasaki ZX6R that we parted out, works great