Valve Train Components for 2018 GMC Sierra 3500 HD
No.
Part # / Description / Price
Price
1
Vibration Damper 
GM
GM Description: 6.6L diesel, upper components. 2017-19. Silverado, sierra.
MSRP $169.57
$105.82
MSRP $169.57
$105.82
2
Engine Harmonic Balancer Bolt GM
GM Description: GM Genuine Parts Engine Harmonic Balancer Bolt (Part Number: 97329601) is a heavy-duty fastener specified for securing the harmonic balancer/vibration damper to the crankshaft on compatible diesel engines. Manufactured per GM OE specifications for torque a ...
MSRP $22.85
$16.92
MSRP $22.85
$16.92
3
Crankshaft Balancer Washer GM
GM Description: 2017-19. 6.6L diesel, upper components. 2015-16 6.6L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $60.39
$40.23
MSRP $60.39
$40.23
4
Engine Front Cover GM
GM Description: Silverado, sierra. 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $134.50
$83.94
MSRP $134.50
$83.94
5
Crankshaft Front Oil Seal GM
GM Description: GM Genuine Parts Crankshaft Front Oil Seal (Part Number: 97209341) is a genuine GM front crankshaft oil seal designed to help prevent engine oil leaks at the front seal location. Function: Seals the crankshaft front cover to help retain engine oil and prev ...
MSRP $71.22
$47.44
MSRP $71.22
$47.44
5
Rear Crankshaft Oil Seal GM
GM Positions: Rear
Description: GM Genuine Parts Rear Crankshaft Oil Seal (Part Number: 97209342) is a factory rear main seal engineered to seal the crankshaft (CR/SHF) rear journal and prevent engine oil leaks at the rear of the engine. It is designed to withstand heat and pressure typi ...
MSRP $83.58
$55.68
MSRP $83.58
$55.68
6
Engine Oil Filler Cap GM
GM Description: GM Genuine Parts Engine Oil Filler Cap (Part Number: 12677347) is an engine oil filler cap marked with recommended SAE viscosity markings and manufactured to OEM sealing and fit standards. Function: Seals the engine oil filler opening to prevent leaks and ...
MSRP $16.33
$11.41
MSRP $16.33
$11.41
6
Acdelco™ Engine Oil Filler Cap GM
GM Description: Incl.Gasket. Stamped SAE 15w40. 6.6L diesel, upper components. 2017-19.
7
Engine Oil Filler Cap O-Ring GM
GM Notes: PARTS: Part included with filler cap.
Description: GM Genuine Parts Engine Oil Filler Cap O-Ring (Part Number: 24100002) is an O-ring seal designed for the engine oil filler cap to help prevent oil leaks and ingress of contaminants. Type: Oil filler cap O-ring/sealFunction: Provides pressure- and contamina ...
$19.62
$19.62
8
Separator Kit GM
GM Description: 6.6L diesel, upper components. 2017-19. Oil Separator Assy.. Incl.Gasket.
MSRP $518.08
$320.70
MSRP $518.08
$320.70
9
Cover GM
GM Positions: Left
Description: GM Genuine Parts Driver Side Rocker Arm Cover (Part Number: 12677065) is a valve-cover-style assembly that protects the rocker arm area and provides sealing for the valve train. It restores engine top-cover function and appearance. Function: Covers and pro ...
MSRP $575.78
$356.43
MSRP $575.78
$356.43
9
Passenger Side Rocker Arm Cover GM
GM Positions: Right
Description: GM Genuine Parts Passenger Side Rocker Arm Cover (Part Number: 12677067) is the valve cover assembly for the passenger-side rocker arm area that helps contain engine oil and protects valve-train components. It is supplied to meet GM factory specifications. ...
MSRP $195.24
$121.30
MSRP $195.24
$121.30
10
Valve Cover Gasket GM
GM Positions: Left
Description: GM Genuine Parts Valve Cover Gasket (Part Number: 12691860) is a valve cover gasket designed to seal the rocker arm cover and help prevent oil leaks. Type: Valve Cover GasketFunction: Seals the valve cover to the cylinder head to retain engine oil and prev ...
MSRP $35.51
$23.65
MSRP $35.51
$23.65
11
MSRP $158.50
$98.92
12
Oil Pan GM
GM Description: GM Oil Pan (Part Number: 12730576) is a lower oil pan assembly designed for oil containment and engine lubrication system integrity on select Silverado and Sierra applications. Function: Collects and stores engine oil at the bottom of the engine while prov ...
MSRP $187.31
$116.37
MSRP $187.31
$116.37
13
Multi-Purpose Threaded Plug 2 GM
GM Notes: PARTS: Part included with lower oil pan.
Description: GM Genuine Parts Multi-Purpose Threaded Plug (Part Number: 11562588) is an engine oil drain plug designed for reliable sealing and secure oil pan drainage. Type: Engine Component PartsFunction: Seals the oil pan drain opening and allows for controlled oil ...
$96.40
$96.40
13
Drain Plug GM
GM Description: GM Genuine Parts Drain Plug (Part Number: 55577568) is a factory oil pan drain plug designed for engine oil service. Function: Seals the engine oil pan drain opening and allows service draining when removed.Also known as: Engine Oil Drain PlugService Type: ...
MSRP $16.13
$12.86
MSRP $16.13
$12.86
14
Engine Oil Level Indicator Switch GM
GM Description: GM Genuine Parts Engine Oil Level Indicator Switch (Part Number: 12696433) is an OE oil level indicator switch assembly including seal, designed to monitor engine oil level. Function: Detects oil level and provides signal to vehicle monitoring systemsInclu ...
MSRP $16.21
$12.93
MSRP $16.21
$12.93
15
Engine Oil Dipstick GM
GM Description: GM Genuine Parts Engine Oil Dipstick (Part Number: 12642421) is a factory replacement oil level indicator used to check engine oil level and serve as an access guide for oil fill/measurement. Function: Enables accurate measurement of engine oil level via f ...
$91.37
$91.37
16
Multi-Purpose O-Ring GM
GM Notes: PARTS: Part included with dipstick.
Description: GM Genuine Parts Multi-Purpose O-Ring (Part Number: 24504031)Type: Seal / O‑ringMaster description: SEAL-OIL LVL IND (O RING) — oil level indicator O‑ring sealFunction: Helps prevent leaks in engine components such as dipstick tube or oil-level indi ...
MSRP $0.67
$0.57
MSRP $0.67
$0.57
17
Engine Oil Level Indicator Tube GM
GM Description: 2017-19. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $154.05
$96.14
MSRP $154.05
$96.14
18
Dipstick Seal GM
GM Notes: PARTS: Part included with oil tube.
Description: GM Genuine Parts Dipstick Seal (Part Number: 12676951) is an oil level indicator tube O-ring seal used to prevent oil leakage around the dipstick tube. Function: Seals the oil level indicator tube to prevent oil leaks and contamination.Applications: Specif ...
MSRP $3.47
$2.96
MSRP $3.47
$2.96
19
Oil Pump Screen GM
GM Description: GM Genuine Parts Oil Pump Screen (Part Number: 12671398) is an OEM oil pickup screen assembly designed to filter debris from engine oil before it reaches the oil pump. Master description: SCREEN ASM (Assembly)-O/PMPFunction: Prevents large debris from ente ...
MSRP $40.30
$26.85
MSRP $40.30
$26.85
20
Oil Cooler GM
GM Description: GM Genuine Parts Engine Oil Cooler (Part Number: 12732980) is an OEM engine oil cooler assembly designed to lower engine oil temperature and help protect engine components from overheating. Type: Engine oil cooler assembly (COOLER ASM-ENG OIL)Function: Coo ...
MSRP $535.56
$348.97
MSRP $535.56
$348.97
21
Engine Oil Cooler Adapter GM
GM Description: GM Genuine Parts Engine Oil Cooler Adapter (Part Number: 12684475) is a factory adapter that enables installation of an engine oil cooler while maintaining factory oil filter location. Function: Adapter for routing oil lines to an engine oil cooler while k ...
MSRP $27.34
$20.24
MSRP $27.34
$20.24
22
Engine Oil Cooler Adapter Gasket GM
GM Description: GM Engine Oil Cooler Adapter Gasket (Part Number: 12647254) is a replacement gasket used at the engine oil cooler adapter interface to help maintain proper oil sealing. Referenced for cooler-side applications in certain model years. Function: Seals the oil ...
MSRP $9.55
$7.61
MSRP $9.55
$7.61
23
Engine Oil Cooler Adapter Gasket GM
GM Description: GM Genuine Parts Engine Oil Cooler Adapter Gasket (Part Number: 12709792) is a genuine engine gasket used at the oil cooler adapter to provide a reliable seal between engine components and prevent oil leaks. Manufactured to OE fitment standards. Type: Engi ...
MSRP $11.81
$9.41
MSRP $11.81
$9.41
24
Acdelco™ Oil Filter GM
GM Description: 6.6L turbo diesel. All models. 6.6l. Express, savana. 6.6l diesel. Silverado, sierra. 6.6l. Without high capacity cleaner. 2017-19. 2015-16.
24
Engine Oil Filter GM
GM Description: ACDelco Engine Oil Filter (Part Number: 12691158) is an OEM-quality oil filter designed to trap abrasive particles and protect engine bearings and hydraulic components in heavy-duty applications. Application: 2017–2019 Silverado/Sierra 6.6L applications ...
$197.05
$197.05
25
Outlet Pipe GM
GM Description: GM Genuine Parts Engine Water Pump Outlet Pipe (Part Number: 12725092) is an OEM outlet pipe that routes coolant from the water pump to the cooling system. It supports reliable coolant flow and system integrity for proper engine thermal management. Functio ...
MSRP $67.74
$39.58
MSRP $67.74
$39.58
26
Water Pump Outlet Pipe Gasket GM
GM Description: GM Genuine Parts Water Pump Outlet Pipe Gasket (Part Number: 12644927) is a replacement gasket intended to seal the water pump outlet pipe for proper coolant containment. Function: Provides a sealing surface between the water pump outlet and pipe to preven ...
MSRP $0.88
$0.66
MSRP $0.88
$0.66
27
Acdelco™ Engine Coolant Pipe O-Ring GM
GM Description: Pipe to Oil Cooler. Outlet pipe,seal. 2017-19 6.6L diesel. 6.6L turbo diesel.
27
Water Pump O-Ring GM
GM Description: ACDelco Water Pump O-Ring (Part Number: 94011702) is an O-ring used to seal coolant passages between the water pump and oil cooler or piping. Function: Seals coolant joint between pump and pipe/oil cooler to prevent leaks.Application: Specified for 6.6L di ...
MSRP $45.19
$26.42
MSRP $45.19
$26.42
28
Upper Intake Manifold Assembly GM
GM Description: GM Genuine Parts Upper Intake Manifold Assembly (Part Number: 12686016) is an upper intake manifold (MANIFOLD ASM-UPR INT) engineered to GM OE specification to distribute the air or air/fuel charge evenly to each intake port for proper engine operation. Fu ...
MSRP $229.68
$142.73
MSRP $229.68
$142.73
29
Intake Manifold GM
GM Positions: Right
Description: GM Genuine Parts Lower Intake Manifold Assembly (Part Number: 12643886) is an OEM lower intake manifold engineered to distribute the combustion mixture (or air) evenly to each cylinder for correct engine performance. Type: Engine Component PartsFunction: E ...
MSRP $129.59
$80.87
MSRP $129.59
$80.87
30
Intake Manifold GM
GM Positions: Left
Description: Silverado, sierra. 6.6l. Lower. Left. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD.
MSRP $128.31
$80.08
MSRP $128.31
$80.08
31
Fuel Injection Throttle Body Mounting Gasket GM
GM Description: ACDelco Fuel Injection Throttle Body Mounting Gasket (Part Number: 12665248) seals the interface between the throttle body and intake manifold to prevent unmetered air intrusion. Function: Prevents excess air from entering the intake and seals throttle-to- ...
MSRP $9.26
$6.94
MSRP $9.26
$6.94
32
Upper Intake Manifold Seal GM
GM Description: GM Genuine Parts Upper Intake Manifold Seal (Part Number: 12642410) is a factory intake manifold seal engineered to provide a secure seal between upper intake components and prevent leaks. Function: Seals the upper intake manifold area to maintain intake a ...
MSRP $12.09
$9.64
MSRP $12.09
$9.64
2 This part contains hazardous materials. Extra shipping costs apply.