I ran shocks from a Yamaha FZ8/800 Fazer (2011 - 2015) on both of mine.
I have the Ohlins spec book and was able to cross reference them and they were the closest I could find.
You will have to swap out the bushings as the Yamaha is 10X30 10X25 top and bottom while the Kawasaki is 12x30 12x30