2008 Peterbilt 340 2 Ton;. 2009 Peterbilt 340 2 Ton;. 2010 Peterbilt 340 2 Ton;. Part Type: A/C Expansion Valve. Block Type Expansion Valve w/o Solenoid. Expansion Valve. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.
