Compatible models : Voltage Rectifier Regulator is designed for Harley Sportster to ensure and performance. Part numbers include74700012 74700021 to meet your diverse repair and upgrade needs Installation Guide :Before installation, be sure to check your model and part number to ensure that the selected accessories match your vehicle materials :Made of metal materials, it has durability and corrosion resistance, ensuring that the accessories are still stable and reliable in harsh environments, providing long term protection for your vehicle Compact : The product package size is 16.5cmx13.5cmx5.5cm/6.50inchx5.31inchx2.17inch which is small and portable and does not take up space Notes :Please install under the guidance of professionals to ensure safe and installation effect Specification: for Harley Sportster 1200 Custom Police XL1200CP 2014for Harley Sportster 1200 Custom XL1200C 2014-2019for Harley Sportster 1200 Super Low XL1200T 2014-2019for Harley Sportster 883 Low Police XL883LP 2014for Harley Sportster 883 Super Low XL883L 2014-2019 Package Includes: 1Motorcycle Voltages Regulator Rectifier Note: Please allow slightly errors 1-2cm differences due to manual measurement.