Trailblazer parts at Summit Racing

Belltech Nitro Drop 2 Shocks 8532

Shock, Nitro Drop, Twin-Tube, Rear, Chevy, GMC, RWD, 2-5 in. Drop, Each

Part Number: BEL-8532

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Cometic MLS Head Gaskets C5751-075

Cometic MLS Head Gaskets C5751-075

Head Gasket, MLS, 4.060 in. Bore, .075 in. Compressed Thickness, Chevy, 5.7, 6.0, 6.2L, Each

Part Number: CGT-C5751-075

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Motive Gear Master Ring and Pinion Installation Kits R10RLAMKT

Ring and Pinion Installation Kit, Complete, GM 8.625 in., Rear, Kit

Part Number: MGR-R10RLAMKT

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

FAST XR Series Ignition Coils 30387-8

Ignition Coils, XR Series, Black, 50,000 Volts Max, V8, Round Truck Style, LS, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Set of 8

Part Number: FST-30387-8

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ High-Output Ignition Coils SUM-850501-1B

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Dorman Ring and Pinion Sets 697-812 GM 8.5 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-812

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Cometic MLS Head Gaskets C5317-040

Head Gasket, MLS, 4.130 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-040

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

USA Standard Gear Master Overhaul Kits ZK GM8.6-B

USA Standard Master Overhaul kit for the '09 and newer GM 8.6" differential

Part Number: SPZ-37060

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ANCO 31-Series Wiper Blades 3116

Wiper Blade, 31-Series, Black Steel Frame, Black Rubber Blade, 16 in., Each

Part Number: ANC-31-16

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Dorman Exhaust Manifold Gasket and Hardware Kits 57175

Exh. Repair Kit

Part Number: RNB-57175

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Dorman Lug Nuts 611-182

Lug Nuts, Conical Seat, Bulge, Steel, Chrome, 12mm x 1.50 RH, Set of 10

Part Number: RNB-611-182

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Trans-Dapt Performance Remote Oil Filter Relocation Kits 1227

Oil Filter Relocation Kit, Dual Filter, 30 in. Length Hoses, Kit

Part Number: TRD-1227

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

14 Inch 1,250 CFM Four Seasons Electric Fan Kit 36897

Electric Fan, 14 in. Diameter, Puller/Pusher, 1,250 cfm, Black, 11.50 amps, Each

Part Number: FSS-36897

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Earl's Performance LS Steam Vent Adapters LS9809ERL

Coolant Crossover Components, LS Steam Vent Adapters, -3 AN, One Single Outlet Adapter, One Dual Outlet Adapter, Aluminum, Black Anodized, Chevy, Set

Part Number: EAR-LS9809ERL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Dayco No Slack Automatic Belt Tensioners 89253

Belt Tensioner, Automatic No Slack, Each

Part Number: DAC-89253

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

BluePrint Engines Throttle Bodies (LS Compatible) BPP12191019

Throttle Body 2009+ 87mm GM LS Compatible Drive By Wire 12629992 equivalent

Part Number: MLL-BPP12191019

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

U.S. Wheel 62 Series Black Winter Replacement Wheels 16x6.5

Wheel, Snow, Steel, Matte Black, 16 in. x 6.5 in., 5 x 100mm/115mm Bolt Circles, 5.375 in. Backspace, Each

Part Number: USW-62-76552S

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Mahle Original RTV Silicone Sealant JV8

RTV, Original RTV Silicone Sealant, -75 To 500 degrees F Temperature Range, Gray, Sensor Safe, 80 ml, Set of 12

Part Number: MAH-JV8

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Walker CalCat Universal Catalytic Converters 83403

Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-83403

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Kooks Headers Multi-Layer Header Gaskets SS-755818

Header Gasket, Multi Layer Stainless Header Gasket - GM LS Based GEN III & IV Engines.

Part Number: KOK-SS-755818

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Yukon Gear & Axle Crosspin Bolts YSPBLT-038

Crosspin Bolt, 5/16 in. Hex Head, Each

Part Number: YGA-33067

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

CURT Towing Harness Sockets and Plugs 55774

Vehicle Towing Harness Socket, 7-Way RV Blade,4-Way Flat, GM/Ford, Each

Part Number: CHT-55774

4.69 out of 5 stars ( 13 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Sealed Power CP-Series Rod Bearings 2555CP 20

Rod Bearing, 0.020 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555CP20

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

MotoRad Thermostats with Seal 456-187

Thermostat, with Seal, 187 Degrees F, Stainless Steel, Each

Part Number: SNN-456-187

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

WeatherTech Seat Protectors SPB002GY

Seat Protector, Cover, Polycotton, Gray, Bucket, First Row, Each

Part Number: MNA-SPB002GY

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Mr. Gasket LS Starter Bolts 60942MRG

Starter Bolts, Steel, Zinc, Long and Short Bolts, Chevy, LS, Set of 3

Part Number: MRG-60942MRG

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

CHEVROLET TRAILBLAZER Parts and Accessories