Paccar PX-9 Engine Parts For Sale

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Paccar PX-9 Engine Part

$140 USD

Used PX9 / ISL 8.9L Rear Seal Housing C/N 3933384, Core Charge: 0.00

Condition	Used
Part Number	3933384
Stock Number	175018
MLS Number	13588258
Category	Engine Miscellaneous Parts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Part

$150 USD

Used PX9 / ISL 8.9L Breather Tube P/N 5588388, Core Charge: 0.00

Condition	Used
Part Number	5588388
Stock Number	175017
MLS Number	13588257
Category	Engine Miscellaneous Parts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Part

$120 USD

Used PX9 / ISL 8.9L Exhuast Cooler Water Outlet Tube P/N 5319450, Core Charge: 0.00

Condition	Used
Part Number	5319450
Stock Number	175016
MLS Number	13588256
Category	Engine Miscellaneous Parts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Part

$125 USD

Used PX9 / ISl 8.9L Oil Pick Up Turbe P/N 3944264, Core Charge: 0.00

Condition	Used
Part Number	3944264
Stock Number	175015
MLS Number	13588255
Category	Engine Miscellaneous Parts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Part

$150 USD

Used PX9 / ISL 8.9L Accessory Bracket with Idler Pully P/N 5619952, Core Charge: 0.00

Condition	Used
Part Number	5619952
Stock Number	175014
MLS Number	13588254
Category	Engine Miscellaneous Parts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Part

$200 USD

Used PX9 / ISL 8.9L Front Motor Mount with bolts P/N 494225X / 558680X, Core Charge: 0.00

Condition	Used
Part Number	494225X
Stock Number	175013
MLS Number	13588253
Category	Engine Miscellaneous Parts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Part

$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

Condition	Used
Part Number	5570527
Stock Number	175011
MLS Number	13588252
Category	Engine Miscellaneous Parts
Last Updated	3/13/2026
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Valve Cover

$125 USD

Used PX9 Valve Cover P/N 5587517 C/N 5587518, Core Charge: 0.00

Condition	Used
Part Number	5587517
Stock Number	175009
MLS Number	13588248
Category	Valve Covers
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Oil Cooler

$225 USD

Used Px9 / ISL 8.9L Oil Cooler Plate P/N 5477432, Core Charge: 0.00

Condition	Used
Part Number	5477432
Stock Number	175004
MLS Number	13588240
Category	Engine Oil Coolers
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Engine Oil Pan

$800 USD

Used PX9 / ISL 8.9L Oil Pan, P/N 5526442, Minor Blimish On Bottom Of Pan (See Pictures), Core Charge: 0.00

Condition	Used
Part Number	5526442
Stock Number	174999
MLS Number	13588239
Category	Engine Oil Pans
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Front Engine Cover

$125 USD

Used PX9 / ISL 8.9L Front Timing Gear Cover P/N 3958112, Core Charge: 0.00

Condition	Used
Part Number	3958112
Stock Number	175033
MLS Number	13588238
Category	Front Engine Covers
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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Paccar PX-9 Camshaft

$650 USD

Used PX9 / ISL 8.9L Camshaft P/N 5477588 With Cam Gear P/N 5284141, Core Charge: 0.00

Condition	Used
Part Number	5477588
Stock Number	175034
MLS Number	13588236
Category	Camshafts
Last Updated	12/26/2025
Location	Louisville, KY, US
Sold By	River City Truck Parts

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2015 Used Paccar PX9 Fuel Pump Drive Gear

$80 USD

Used PX9 Fuel Pump Drive Gear, Type: Fuel Pump Drive Gear

Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	PX9
Will Fit Year(s)	2015
Part Number	5284142
Stock Number	513-26760
MLS Number	13235942
Category	Engine Gears
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Paccar PX9 Water Transfer Tube

$35 USD

Used PX9 Water Transfer Tube, Type: Water Transfer Tube

Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	PX9
Part Number	5297942
Stock Number	526-11948
MLS Number	13145099
Category	Engine Plumbing
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Paccar PX9 Water Transfer Tube

$45 USD

Used PX9 Water Transfer Tube, Type: Water Transfer Tube

Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	PX9
Part Number	5295242
Stock Number	526-11947
MLS Number	13145098
Category	Engine Plumbing
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Paccar PX9 Air Intake Throttle Valve

$81 USD

Used PX9 Air Intake Throttle Valve, Type: Air Intake Throttle Valve

Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	PX9
Part Number	5314214
Stock Number	567-10405
MLS Number	13126838
Category	Engine Valves & Parts
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Paccar PX9 Fuel Pump Drive Gear

$80 USD

Used PX9 Fuel Pump Drive Gear, Type: Fuel Pump Drive Gear

Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	PX9
Part Number	5284142
Stock Number	513-26617
MLS Number	13106800
Category	Engine Gears
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2014 Paccar PX-9 Engine Mount for a Kenworth T370

2014 Paccar PX-9 Engine Control Module (ECM) for a Peterbilt 337

Newly Listed

$1,200 USD

(USED) Paccar PX9 Serial #: 73602828 CPL/Arr: 3664 HP: 300 TESTED GOOD

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	337
Stock Number	25959374
MLS Number	14235638
Category	Engine Control Modules (ECM)
Last Updated	3/11/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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2016 Paccar PX-9 Engine Mount for a Peterbilt 382

$242 USD

(USED) Paccar PX9 Mount: REAR

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	382
Stock Number	25951373
MLS Number	14228221
Category	Engine Mounts
Last Updated	3/7/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2015 Paccar PX-9 Engine Control Module (ECM) for a Kenworth T370

$975 USD

(USED) Paccar PX9 Serial #: 73768952 CPL/Arr: ECEXH0540LAV HP: 300 TESTED

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T370
Stock Number	25956360
MLS Number	14224742
Category	Engine Control Modules (ECM)
Last Updated	3/5/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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2019 Paccar PX-9 Engine Control Module (ECM) for a Kenworth T680

$1,535 USD

(USED) Paccar PX9 Serial #: 74270566 CPL/Arr: CPL 4758 HP: 370 TESTED 12/11/25

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25916471
MLS Number	14062351
Category	Engine Control Modules (ECM)
Last Updated	3/11/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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2017 Paccar PX-9 Engine Control Module (ECM) for a Peterbilt 337

$1,270 USD

(USED) Paccar PX9 Serial #: 73942272 CPL/Arr: 4612 HP: 300 TESTED GOOD.

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	337
Stock Number	25934275
MLS Number	14128398
Category	Engine Control Modules (ECM)
Last Updated	2/6/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2014 Paccar PX-9 Engine Mount for a Kenworth T370

$242 USD

(USED) Paccar PX9 Cast#: A85-6072-001 Mount: REAR Ref# A85-6072-001

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T370
Part Number	A85-6072-001
Stock Number	25912089
MLS Number	14048662
Category	Engine Mounts
Last Updated	12/18/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2014 Paccar PX-9 Engine Mount for a Kenworth T370

$242 USD

(USED) Paccar PX9 Cast#: A85-6072-001 Mount: REAR Ref# A85-6072-001

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T370
Part Number	A85-6072-001
Stock Number	25912090
MLS Number	14048661
Category	Engine Mounts
Last Updated	12/18/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.