Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A8 3200Z1820 489 found under Differential Drivin by Meritor Heavy Vehicle Systems Llc. The National Stock Number assigned to this part is 2520013313006, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A8 3200Z1820 489.