2016 Peterbilt 567 with Sleeper Unit; OE Number Z9784001;. 2015 Peterbilt 567 with Sleeper Unit; OE Number Z9784001;. Compatible Years: 2015 2016. Part Type: A/C Expansion Valve. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.
