Engine for 2025 Chevrolet Trailblazer
No.
Part # / Description / Price
Price
N/A
Engine 1 
GM
GM Description: Genuine GM OEM Engine MPN 25206528 is engineered to deliver reliable performance for Chevrolet Trax, Buick Envista, Chevrolet Trailblazer, and Buick Encore GX models. This authentic General Motors factory engine replacement ensures optimal compatibility an ...
MSRP $1,823.41
$1,788.77
MSRP $1,823.41
$1,788.77
N/A
Control Solenoid GM
GM Description: Genuine GM Control Solenoid MPN 55595870 is an authentic OEM transmission component designed for precise shift control in select Chevrolet and Buick models including the Encore GX, Trailblazer, Trax, and Envista. This original equipment manufacturer soleno ...
MSRP $56.85
$36.90
MSRP $56.85
$36.90
N/A
Side Mount GM
GM Description: Genuine GM OEM Side Mount (MPN: 60005993) is engineered to provide structural support and secure attachment points for engine and transmission components on select Chevrolet and Buick models. This authentic General Motors replacement part is designed for E ...
MSRP $139.70
$88.23
MSRP $139.70
$88.23
1
Cylinder Head GM
GM Description: Genuine GM OEM Cylinder Head (MPN: 25204903) is engineered to deliver optimal engine performance and reliability for your vehicle. This original manufacturer part is designed as a critical engine component that manages valve operation and combustion chambe ...
MSRP $493.12
$307.78
MSRP $493.12
$307.78
2
Exhaust Valve GM
GM Description: Genuine GM OEM Exhaust Valve (MPN: 55489459) is a critical engine component designed to regulate exhaust gas flow and optimize engine performance in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista. This OEM exhaust valve ensures ...
MSRP $21.99
$14.95
MSRP $21.99
$14.95
3
Intake Valve GM
GM Description: Genuine GM OEM Intake Valve MPN 55489458 is engineered for precise fuel and air mixture control in your engine's combustion chamber. This original equipment manufacturer part delivers reliable performance on Chevrolet Encore GX, Trailblazer, Trax, and Cadi ...
MSRP $6.82
$4.62
MSRP $6.82
$4.62
4
Gasket GM
GM Description: 🔧 GM Part #25207792 — what it is
GM Genuine Parts 25207792 Cylinder Head Gasket
Official name: Cylinder Head Gasket
System: Engine (internal sealing)
Type: OEM GM / ACDelco
Replaces: 25194171
⚙️ What it does
This is one of the most ...
MSRP $37.86
$24.58
MSRP $37.86
$24.58
5
Engine Valve Adjuster GM
GM Description: Genuine GM OEM Engine Valve Adjuster (MPN: 55569172) maintains precise valve clearance and optimal engine performance across multiple GM vehicle models including the Chevrolet Equinox, Terrain, Cruze, Spark, Encore, Cascada, Volt, and Malibu. This authenti ...
MSRP $9.80
$6.65
MSRP $9.80
$6.65
6
Camshaft Cover GM
GM Description: # Product Description
The GM OEM Camshaft Cover (MPN: 55514967) is a genuine General Motors engine component engineered for 1.2L turbocharged engines on select GM vehicles. This authentic factory part seals and protects critical camshaft mechanisms while ...
MSRP $131.83
$83.26
MSRP $131.83
$83.26
7
Camshaft Cover Gasket GM
GM Description: Genuine GM OEM Camshaft Cover Gasket (MPN: 55487546) is engineered for 1.2L turbocharged engines across select GM vehicles, providing a critical seal between the camshaft cover and engine block to prevent oil leaks. This authentic General Motors part deliv ...
MSRP $31.59
$21.47
MSRP $31.59
$21.47
8
Valve Keeper (SOLD INDIVIDUALLY) GM
GM Notes: Price Is For Half Of One Key.
Description: # Valve Keeper (SOLD INDIVIDUALLY)
The GM OEM Valve Keeper (MPN: 90529533) is an essential engine component designed to secure valve springs in place on the valve stem, preventing valve float and maintaining proper engine performance across select GM vehi ...
MSRP $8.32
$5.65
MSRP $8.32
$5.65
9
Hydraulic Valve Lash Adjuster GM
GM Description: Upgrade your GM vehicle's engine performance with the Genuine GM OEM Hydraulic Valve Lash Adjuster (MPN: 12663277), engineered to maintain precise valve clearance and optimize engine efficiency across multiple GM platforms. This authentic General Motors pa ...
MSRP $4.34
$2.94
MSRP $4.34
$2.94
10
Valve Seals GM
GM Description: Genuine GM OEM Valve Seals (MPN: 55489460) are essential engine components designed to prevent oil leakage and maintain proper combustion chamber sealing in your vehicle's cylinder head. These factory-original seals are engineered for precision fitment and ...
MSRP $0.74
$0.50
MSRP $0.74
$0.50
10
Valve Seals GM
GM Description: Genuine GM OEM valve seals (MPN: 55496009) are precision engine components designed to prevent oil leakage and maintain proper combustion chamber sealing in your vehicle's intake system. These intake valve seals are engineered for reliable performance and ...
MSRP $4.37
$2.97
MSRP $4.37
$2.97
11
Valve Springs GM
GM Description: # Valve Springs
Upgrade your engine performance with the Genuine GM OEM Valve Springs (MPN: 55487703), designed to maintain precise valve timing and lift in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista. These original equipme ...
MSRP $4.32
$2.93
MSRP $4.32
$2.93
12
Engine Valve Spring Retainer GM
GM Description: Genuine GM Engine Valve Spring Retainer MPN 12643635 is an authentic OEM replacement component engineered to maintain proper valve spring tension and alignment in your engine. This OEM valve spring retainer is designed for select GM vehicles including Chev ...
MSRP $4.79
$3.25
MSRP $4.79
$3.25
13
Balance Shaft Assembly GM
GM Description: Trailblazer. Trax. Envista. For Shaft. Incl.Balance Shaft Gear and Sprocket. Encore GX.
MSRP $180.58
$112.71
MSRP $180.58
$112.71
14
Engine Timing Belt GM
GM Description: Genuine GM OEM Engine Timing Belt MPN 55489418 is designed to synchronize your engine's crankshaft and camshaft rotation while managing balance and oil pump timing on select Chevrolet and Buick models. This original equipment manufacturer part ensures prec ...
MSRP $23.47
$15.94
MSRP $23.47
$15.94
15
Gear GM
GM Description: Upgrade your GM vehicle's transmission performance with the Genuine GM OEM Drive Gear (MPN: 25204440), engineered for reliable power delivery and smooth shifting. This authentic OEM gear component is specifically designed for Chevrolet Encore GX, Trailblaz ...
MSRP $91.75
$57.94
MSRP $91.75
$57.94
16
Belt Tensioner GM
GM Description: # GM Belt Tensioner MPN 25205813
The GM OEM Belt Tensioner (MPN: 25205813) with integrated tensioner pulley maintains optimal serpentine belt tension for reliable engine performance on Chevrolet Trailblazer and Buick Encore GX models. This genuine General ...
MSRP $39.68
$25.78
MSRP $39.68
$25.78
17
F (S)Camshaft GM
GM Description: The Genuine GM OEM F (S)Camshaft (MPN: 25205338) is an essential engine component designed to control valve timing and operation in your vehicle's exhaust system. This authentic General Motors part delivers reliable performance for Chevrolet Encore GX, Tra ...
MSRP $124.94
$78.92
MSRP $124.94
$78.92
17
F (S)Camshaft GM
GM Description: This Genuine GM OEM Camshaft (MPN: 25205337) is an intake camshaft engineered to control valve timing and optimize engine performance in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista. This critical engine component ensures prec ...
MSRP $151.46
$95.69
MSRP $151.46
$95.69
18
Crankshaft Gear GM
GM Description: The Genuine GM OEM Crankshaft Gear (MPN: 55512181) is a critical engine timing component designed to synchronize camshaft and crankshaft rotation in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista. This precision-engineered part ...
MSRP $33.57
$22.81
MSRP $33.57
$22.81
19
Front Cover GM
GM Description: GM part 55487381 is a Genuine GM Engine Timing Belt Lower Cover (also referred to by some GM parts catalogs as the Front Engine Timing Cover or Lower Timing Belt Cover). It is an OEM component for GM's 1.2L turbo three-cylinder engine.
It is commonly list ...
MSRP $23.09
$15.69
MSRP $23.09
$15.69
20
Idler Pulley GM
GM Description: Genuine GM OEM Idler Pulley MPN 25204526 is engineered to maintain proper serpentine belt tension and smooth operation on select Chevrolet and GMC vehicles including the Encore GX, Trailblazer, Trax, and Envista models. This critical engine component reduc ...
MSRP $26.68
$18.13
MSRP $26.68
$18.13
21
Rear Crankshaft Oil Seal Housing GM
GM Description: The GM Rear Crankshaft Oil Seal Housing (MPN: 55514589) is a genuine OEM engine component engineered to prevent oil leakage at the crankshaft's rear end on select GM vehicles. This critical sealing assembly includes the flange and meets General Motors' exa ...
MSRP $17.67
$12.00
MSRP $17.67
$12.00
22
Timing Belt GM
GM Description: # Genuine GM OEM Timing Belt (MPN: 55489417)
This genuine GM OEM timing belt (MPN: 55489417) is engineered to precise General Motors specifications and delivers reliable engine synchronization for select GM vehicles. As a critical engine component, this O ...
MSRP $74.39
$48.29
MSRP $74.39
$48.29
23
Camshaft Sprocket GM
GM Description: The Genuine GM OEM Camshaft Sprocket (MPN: 55494199) is engineered to precise General Motors factory specifications for reliable valve timing control on select GM vehicles. This original equipment sprocket synchronizes camshaft rotation with crankshaft ope ...
MSRP $118.89
$75.09
MSRP $118.89
$75.09
24
Connecting Rod Bearing GM
GM Description: Genuine GM OEM Connecting Rod Bearing MPN 55511850 is engineered to maintain precise engine performance and reliability across select GM vehicles. This authentic General Motors connecting rod bearing delivers critical load support between the connecting ro ...
MSRP $16.74
$11.38
MSRP $16.74
$11.38
25
Connecting Rod GM
GM Description: Upgrade your engine performance with the Genuine GM OEM Connecting Rod (MPN: 55512354), a critical internal engine component designed for reliable power transfer and smooth operation. This authentic General Motors part is engineered for proper fitment on E ...
MSRP $57.01
$37.02
MSRP $57.01
$37.02
26
Engine Piston with Pin and Retainers GM
GM Notes: Includes: Wrist Pin & Snap Ring.
Description: # Product Description
The genuine GM OEM engine piston with pin and retainers (MPN: 12710889) is a precision-engineered component that converts fuel combustion into mechanical power for optimal engine performance. This authentic General Motors part includ ...
MSRP $42.11
$27.34
MSRP $42.11
$27.34
27
Piston Rings GM
GM Description: Upgrade your engine's performance with the genuine GM OEM piston rings (MPN: 55507069), engineered for optimal compression and oil control in your Chevrolet Encore GX, Trailblazer, Trax, and Envista. These factory-original piston rings deliver superior sea ...
MSRP $28.80
$19.57
MSRP $28.80
$19.57
28
Crankshaft GM
GM Description: Genuine GM OEM Crankshaft (MPN: 25203539) is the original manufacturer replacement component engineered to restore proper engine operation in select GM vehicles including Trax, Envista, Trailblazer, and Encore GX models. This critical engine part converts ...
MSRP $554.29
$344.37
MSRP $554.29
$344.37
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings (MPN: 55514326) provide essential engine block support for critical crankshaft journals on select Chevrolet and GMC vehicles including the Encore GX, Trailblazer, Trax, and Envista. These precision-engineered upper main bearing ...
MSRP $9.09
$6.19
MSRP $9.09
$6.19
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings (MPN: 55497814) are precision-engineered engine components designed to support crankshaft journals 1-3 in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista. These critical engine bearings maintain prope ...
MSRP $9.09
$6.19
MSRP $9.09
$6.19
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings MPN 55497818 are precision-engineered engine components designed to support and reduce friction on crankshaft journals in select GM vehicles including the Encore GX, Trailblazer, Trax, and Envista. These Journal 4 main bearings ...
MSRP $9.09
$6.19
MSRP $9.09
$6.19
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings (MPN: 55514337) are precision-engineered engine components designed to support crankshaft rotation and maintain proper bearing clearance in select GM vehicles including the Encore GX, Trailblazer, and Trax. These upper main bea ...
MSRP $10.97
$7.45
MSRP $10.97
$7.45
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings (MPN: 55514336) are precision-engineered engine components designed to support crankshaft rotation and maintain proper journal clearance in select GM vehicles. These upper thrust bearings with 2.428-2.434mm specifications are e ...
MSRP $10.97
$7.45
MSRP $10.97
$7.45
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings (MPN: 55514335) are precision-engineered engine components designed to support crankshaft rotation and maintain optimal engine performance. These upper journal bearings, sized 2.422-2.428, are engineered for critical engine app ...
MSRP $10.97
$7.45
MSRP $10.97
$7.45
29
Crankshaft Upper Bearing GM
GM Description: The GM Crankshaft Upper Bearing (MPN: 55514334) is a genuine OEM engine component engineered to support and reduce friction on your vehicle's crankshaft during operation. This authentic General Motors part maintains precise tolerances and durability standa ...
MSRP $5.58
$3.79
MSRP $5.58
$3.79
29
Crankshaft Upper Bearing GM
GM Description: Upgrade your engine's performance with the Genuine GM OEM Crankshaft Upper Bearing (MPN: 55514333), engineered to meet General Motors' exacting standards. This critical engine component supports the crankshaft and ensures smooth rotational operation across ...
MSRP $5.58
$3.79
MSRP $5.58
$3.79
29
Crankshaft Upper Bearing GM
GM Description: The GM Crankshaft Upper Bearing (MPN 55514332) is a genuine OEM engine component engineered to support and stabilize your vehicle's crankshaft under demanding conditions. This authentic General Motors part ensures proper bearing clearance and reduces frict ...
MSRP $9.09
$6.19
MSRP $9.09
$6.19
29
Crankshaft Upper Bearing GM
GM Description: # Product Description
The GM Crankshaft Upper Bearing (MPN: 55514331) is a genuine OEM engine component engineered to support crankshaft rotation and maintain proper bearing clearances in select GM vehicles. This authentic General Motors part delivers the ...
MSRP $5.58
$3.79
MSRP $5.58
$3.79
29
Crankshaft Upper Bearing GM
GM Description: GM Genuine OEM Crankshaft Upper Bearing (MPN: 55514330) is engineered to precise factory specifications for reliable engine performance across select GM vehicles. This authentic General Motors bearing maintains critical crankshaft alignment and supports sm ...
MSRP $5.27
$3.59
MSRP $5.27
$3.59
29
Main Bearings GM
GM Description: Genuine GM OEM Main Bearings MPN 55514329 are precision-engineered upper journal bearings designed to support crankshaft rotation and maintain critical engine clearances in select GM vehicles. These OEM-specification bearings ensure proper lubrication flow ...
MSRP $9.09
$6.19
MSRP $9.09
$6.19
29
Crankshaft Upper Bearing GM
GM Description: This genuine GM OEM crankshaft upper bearing (MPN: 55514328) is engineered to precise specifications for reliable engine performance on select GM vehicles. The crankshaft upper bearing supports the main journal and reduces friction between rotating compone ...
MSRP $5.10
$3.47
MSRP $5.10
$3.47
29
Crankshaft Upper Bearing GM
GM Description: # Crankshaft Upper Bearing - GM OEM Part 55514327
The GM Crankshaft Upper Bearing (MPN: 55514327) is a genuine OEM engine component engineered to support and maintain proper crankshaft alignment and rotation in select GM vehicles. This critical engine bea ...
MSRP $9.09
$6.19
MSRP $9.09
$6.19
30
Vibration Damper GM
GM Description: # Vibration Damper
GM OEM Vibration Damper part number 25203989 reduces engine vibration and noise for improved performance and ride quality across select GM vehicles including the Chevrolet Trax 1.2L Turbo, Chevrolet Trailblazer, Buick Envista, and Buick ...
MSRP $67.80
$44.02
MSRP $67.80
$44.02
31
Engine Oil Cooler GM
GM Description: Genuine GM Engine Oil Cooler (MPN: 55505451) maintains optimal oil temperature regulation for 1.2L engines across select GM vehicles. This OEM cooling component prevents oil degradation and engine overheating by efficiently dissipating excess heat during o ...
MSRP $150.72
$100.20
MSRP $150.72
$100.20
32
Oil Pan GM
GM Description: Replace the existing description with the following:
This genuine GM OEM oil pan (MPN: 25204805) is engineered to contain and manage engine oil for optimal lubrication and performance across select GM vehicles including the Trailblazer, Trax, Envista, and ...
MSRP $160.63
$101.45
MSRP $160.63
$101.45
32
Oil Pan GM
GM Description: # Oil Pan - GM OEM Part 55509997
Genuine GM OEM oil pan (MPN: 55509997) is engineered for 1.2L turbocharged engines in select Chevrolet and GMC models including the Trax, Encore GX, Trailblazer, and Envista. This lower oil pan assembly delivers reliable e ...
MSRP $50.20
$32.60
MSRP $50.20
$32.60
33
Oil Pump GM
GM Description: # Oil Pump - MPN 25208298
Upgrade your engine's lubrication system with the Genuine GM OEM Oil Pump (MPN 25208298), engineered to maintain optimal oil circulation and pressure throughout your engine block. This factory-original part is specifically design ...
MSRP $155.64
$98.31
MSRP $155.64
$98.31
34
Control Valve GM
GM Description: Genuine GM OEM Control Valve (MPN: 55487704) designed for precise transmission fluid management in Chevrolet Encore GX, Trailblazer, Trax, and Cadillac Envista models. This OEM control valve regulates hydraulic pressure and directs fluid flow throughout yo ...
MSRP $35.15
$22.81
MSRP $35.15
$22.81
35
Camshaft Position Actuator Valve Solenoid GM
GM Description: The Genuine GM OEM Camshaft Position Actuator Valve Solenoid (MPN: 55595279) is a critical engine management component designed to regulate camshaft timing and optimize valve operation on select GM vehicles. This original equipment manufacturer part delive ...
MSRP $83.82
$54.42
MSRP $83.82
$54.42
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.