This brand new and improved Kawasaki KAF 400 Mule SX EFI Regulator Rectifier (years: 2019, 2020, 2021). Direct replacement to your original unit. Plug-and-play, direct fit, easy installation, No assembly is required, Higher grade of electric components, Improved heat sink and charging capabilities. The quality exceeds or meets the OEM equipment. 

Replaces: OE #’s: 710005568, 710005842, 31600-HL4-A01