Check the listing for details. Parking Brake Light Pressure Switch PAI# 740252 Ref.# Freightliner FSC2749-2108. Condition: New. Listed at 25.00 USD. New Genuine PAI LP Switch P/N 740252. Alternative and other replacement reference part numbers: 2749-2108, 27492108, 2749-2109, 27492109, FSC 2749-2108, FSC27492108 Description: Parking Brake Light Pressure Switch(73 psi). (NORMALLY CLOSED) Thread Size: 1/8-27 NPT w/ Locking compound Please contact us via email if you have any doubt about what parts you need, or please contact your local OEM dealership for correct part # to ensure correct part. Check out my other items! We can also combine orders to save on shipping. If you need any parts not found on our eBay store let us know, we may have the part in store and we don't mind making an eBay page for it. We're also an authorized dealer of PAI and Excel products, please let us know if there is any other parts you might need, thanks.