This is a replacement HDD for the Pioneer Carrozzeria HRZ900. The map data is the final 2019 edition. Compatible models are as follows: AVIC-HRZ900 AVIC-HRZ990 The HRZ900 HDD is a Toshiba MK4050GACE. Carrozzeria car navigation HDDs are made by Toshiba and have a C or CE at the end of the model number. They differ from PC HDDs in terms of durability, shock resistance, and heat resistance. This is a bargain-priced item with no support or warranty for installation, etc.