View 3 Photos View 0 Videos Used Paccar PX-9 Knox Sensor with Module, Part # 4326873 $100 USD Used takeout Paccar PX-9 Knox sensor with module. Part number: 4326873. Sold as is. No warranty. Quantity2ConditionUsedPart Number4326873Stock NumberRyd 4326873 MLS Number13928143CategoryEngine Miscellaneous Parts Last Updated8/19/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info