Trailblazer parts at Summit Racing

USA Standard Gear Ring and Pinion Sets ZG GM8.5-411 GM 8.5/8.6 in. 4.11 Gears

Ring and Pinion Gear, 4.11:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36216

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Timken Pinion Bearing Races M88010

Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Oil Pump Pickups 12608579

Oil Pump Pickups, GM Genuine Parts, Stock Oil Pan Style, Cadillac, Chevrolet, GMC, Hummer, Saab, Each

Part Number: ADO-12608579

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Replacement Horns 84594590

Horn, OE Replacement, Low Tone, 12 V, Buick, Cadillac, Chevy, GMC, Kit

Part Number: ADO-84594590

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Spark Plug Wire Sets 12731654

Spark Plug Wires, Assembled, 7mm, Spiral Core, Black, Cadillac, Chevy, GMC, Hummer, Saab, Small Block LS, Set

Part Number: ADO-748UU

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

MotoRad Thermostats with Seal 456-160

Thermostat, with Seal, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-456-160

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Stock Replacement Camshafts MC1394

Melling Stock Replacement Camshafts MC1394

Camshaft, Stock Replacement, Hydraulic Roller Tappet, 195/192 Duration, .482/.487 in. Lift, Chevy, 5.3L LS

Part Number: MEL-MC1394

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Engine Coolant Thermostats 12600171

Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Copper/Brass, Each

Part Number: ADO-131-156

3.91 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Valves V2000

Valve, Intake, OEM Replacement, 2.00 in. Diameter, .314 in. Stem, 4.869 in. Length, Chevy, Each

Part Number: MEL-V2000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cloyes Timing Chain Kits 9-4205SB

Timing Chain and Gear Sets, Single Roller, Steel Crank Gear, Chain Tensioner, Tensioner Guide, Chain Guide, Buick, Chevy, GMC, Pontiac, Saab, V8, Kit

Part Number: CLO-9-4205SB

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Chevrolet Performance Crankshaft Keys 12561513

Crankshaft Key, Long Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: NAL-12561513

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ Extended Life Oil Filters SUM-127001

Oil Filter, Canister, 22mm x 1.5 Thread, 3.350 in. High, common on 2007+ LS, Each

Part Number: SUM-127001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

BTR Valve Cover Gaskets BTR-37683-2

Valve Cover Gaskets, Rubber, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Workhorse, Workhorse Custom Chassis, Pair

Part Number: BTC-BTR-37683-2

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Remanufactured Starters 88864478

Starter, Delco Style, Standard Rotation, Black/Natural, Buick, Cadillac, Chevy, GMC, Isuzu, Saab, Each

Part Number: ADO-336-2002A

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Hastings Piston Ring Sets 2M4978020

Piston Rings, Plasma-moly, 3.799 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4978020

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Mobil DEXRON VI ATF 126411

Transmission Fluid, Automatic, Dexron-VI, Semi-Synthetic, Case, One Quart Bottles, Set of 6

Part Number: MOB-126411

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Timken Wheel Bearings 513067

Wheel Bearing, Steel, Each

Part Number: TMK-513067

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Replacement Timing Chains 3SRH60

Timing Chain, Single Roller, Buick,Cadillac, Chevy, GMC, Izuzu, Hummer, Pontiac, SAAB, Each

Part Number: MEL-3SRH60

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

King HP-Series Rod Bearings CR 807HPN 001

Rod Bearings, HP-Series, .001 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPN001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Spark Plug Wire Sets 19417612

Spark Plug Wire Sets, Assembled, Spiral Core, 7.00mm Diameter, Red Wire, Buick, Cadillac, Chevrolet, Pontiac, Hummer, GMC, Saab, For GM LS, Set

Part Number: ADO-19417612

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Mishimoto Thermostats MMTS-VET-05

Thermostat, Mechanical, Standard-flow, 169 degrees, Copper/Stainless Steel, Buick, Chevy, GMC, Hummer, Pontiac, Each

Part Number: MIO-MMTS-VET-05

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

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: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Taylor 409 Pro Race Spiro-Wound 10.4mm Spark Plug Wires 79206

Spark Plug Wires, 409 Pro Race, Spiro-Wound, 10.4mm, Red, GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Set

Part Number: TAY-79206

4.78 out of 5 stars ( 36 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Dayco No Slack Idler Pulleys 89006

Idler Pulley, 90mm Diameter, 30mm Thick, Serpentine, Flat/No Grooves for 6-Rib Width Belts, 17mm Bearing Inside Diameter, Steel, Black, Each

Part Number: DAC-89006

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Timing Chain Tensioners 12626407

Tensioner, Timing Chain, Chevy, LS, Each

Part Number: ADO-12626407

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

CHEVROLET TRAILBLAZER Parts and Accessories