View 2 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. ConditionUsedFits To Make(s)PACCARPart Number4326873Stock NumberRyd 4326873 MLS Number13928143CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Paccar PX-9 / ISL 8.9L EGR Valve with EGR Valve Plate $800 USD Used PX9 / ISL 8.9L Egr Valve with EGR Valve Plate, No P/N, Core Charge: 0.00 ConditionUsedStock Number175003 MLS Number13588271CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PX-9/ISL 8.9L Air Transfer Connection Tube, Part # 5318020 $60 USD Used PX9 / ISL 8.9L Air Transfer Connection Tube P/N 5318020, Core Charge: 0.00 ConditionUsedPart Number5318020Stock Number175030 MLS Number13588268CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Filter Support Bracket with Filter Connection Head, Part # 5259459 $150 USD Used PX9 / ISl 8.9L Filter Suppoer Bracket with Filter Connection Head P/N 5259459, Core Charge: 0.00 ConditionUsedPart Number5259459Stock Number175029 MLS Number13588267CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Paccar PX-9 / ISL 8.9L Exhaust Pressure Sensor, Part # 4928594 $150 USD Used PX9 / ISL 8.9L Exhuast Pressure Sensor P/N 4928594, Core Charge: 0.00 ConditionUsedPart Number4928594Stock Number175028 MLS Number13588266CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Paccar PX-9 ECM Cooling Plate with Fuel Transfer Pump, Part # 4997021 / 5620621 $275 USD Used PX9 / ISl 8.9L ECM Cooling Plate P/N 4997021 with Fuel Transfer Pump P/N 5620621, Core Charge: 0.00 ConditionUsedPart Number4997021Stock Number175025 MLS Number13588265CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Paccar PX-9 Exhaust Water Inlet Tube, Part # 5319448 $120 USD Used PX9 / ISl 8.9L Exhuast Water Inlet Tube P/N 5319448, Core Charge: 0.00 ConditionUsedPart Number5319448Stock Number175024 MLS Number13588264CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Thermostat Housing Water Outlet Tube, Part # 5585292 $250 USD Used PX9 / ISL 8.9L Thermostat Housing Water Outlet Tube P/N 5585292, Core Charge: 0.00 ConditionUsedPart Number5585292Stock Number175023 MLS Number13588263CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Fuel Block Connection, Part # 3966656 $100 USD Used PX9 / ISL 8.9L Fuel Block Connection P/N 3966656, Core Charge: 0.00 ConditionUsedPart Number3966656Stock Number175022 MLS Number13588262CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PX-9 EGR Cross Over Tube, Part # 5343627 $115 USD Used PX9 / ISL 8.9L EGR Cross Over Tube P/N 5343627, Core Charge: 0.00 ConditionUsedPart Number5343627Stock Number175021 MLS Number13588261CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Paccar PX-9 / ISL 8.9L Vent Tube, Part # 5669745 $175 USD Used PX9 / ISL 8.9L Vent Tube P/N 5669745, Core Charge: 0.00 ConditionUsedPart Number5669745Stock Number175020 MLS Number13588260CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PX-9 Turbo Coolant Drain, Part # 5524865 $100 USD Used Turbo Coolant Drain Turbo P/N 5524865, Core Charge: 0.00 ConditionUsedPart Number5524865Stock Number175019 MLS Number13588259CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Rear Seal Housing, Part # 3933384 $140 USD Used PX9 / ISL 8.9L Rear Seal Housing C/N 3933384, Core Charge: 0.00 ConditionUsedPart Number3933384Stock Number175018 MLS Number13588258CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used Paccar PX-9 / ISL 8.9L Breather Tube, Part # 5588388 $150 USD Used PX9 / ISL 8.9L Breather Tube P/N 5588388, Core Charge: 0.00 ConditionUsedPart Number5588388Stock Number175017 MLS Number13588257CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Exhaust Cooler Water Outlet Tube, Part # 5319450 $120 USD Used PX9 / ISL 8.9L Exhuast Cooler Water Outlet Tube P/N 5319450, Core Charge: 0.00 ConditionUsedPart Number5319450Stock Number175016 MLS Number13588256CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Oil Pick Up Tube, Part # 3944264 $125 USD Used PX9 / ISl 8.9L Oil Pick Up Turbe P/N 3944264, Core Charge: 0.00 ConditionUsedPart Number3944264Stock Number175015 MLS Number13588255CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PX-9 / ISL 8.9L Accessory Bracket with Idler Pulley, Part # 5619952 $150 USD Used PX9 / ISL 8.9L Accessory Bracket with Idler Pully P/N 5619952, Core Charge: 0.00 ConditionUsedPart Number5619952Stock Number175014 MLS Number13588254CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used Paccar PX-9 / ISL 8.9L Front Motor Mount with Bolts, Part # 494225X / 558680X $200 USD Used PX9 / ISL 8.9L Front Motor Mount with bolts P/N 494225X / 558680X, Core Charge: 0.00 ConditionUsedPart Number494225XStock Number175013 MLS Number13588253CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Paccar PX-9 Rocker Lever Housing w/ Injector Wiring Harness, Part # 5570527 $250 USD Used PX9 / ISL8.9L Rocker Lever Housing with Injector Wiring Harness and Jake Brake Spacer Bolts P/N 5570527, Core Charge: 0.00 ConditionUsedPart Number5570527Stock Number175011 MLS Number13588252CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info