2012 GMC SIERRA-1500 Gaskets & Seals

Engine Cylinder Head Gasket

Part Number: CGT-C5476-040

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

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.084" MLS-5 HEAD GASKET

Part Number: CGT-C5475-084

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

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Exhaust Flange and Donut Gaskets, Exhaust Flange Gaskets, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: APH-8408

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Valve Stem Seals, Positive Stop, Rubber, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Pontiac, Set of 8

Part Number: MAH-SS45920

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Gasket, Composite, Water Outlet, Chevy, Small Block V8/V6/6.5L Diesel, Each

Part Number: FEL-35710

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/3/2025

• $50.00 Summit Bucks

Exhaust Pipe Flange Gasket, Composite with Steel Core, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Each

Part Number: MAH-F31618

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Head Gasket, PermaTorque Severe Duty, 4.125 in. Bore, 0.041 in. Compressed Thickness, Pontiac, Isuzu, Oldsmobile, Chevy, GMC, Each

Part Number: FEL-510SD

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Estimated Ship Date: Monday 11/3/2025

• $50.00 Summit Bucks

Transmission Rear Seals, Automatic Output Shaft Seal, Replacement, Rubber, GM, 4L60/4L65/4L70/700R4/MD8/TH350C/TH400, Each

Part Number: ADO-3764601

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

Head Gasket, MLS, 4.060 in. Bore, .120 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-120

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Estimated Ship Date: Monday 11/3/2025

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Valve Cover Gaskets, GM Genuine Parts, Molded Rubber Compound, Buick, Cadillac, Chevrolet, GMC, Isuzu, Pontiac, Saab, Small Block LS, Each

Part Number: ADO-89017690

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Differential Cover Gasket, Paper, GM 8.5/8.625 in., Each

Part Number: MGR-3993593

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/3/2025

.040" MLX HEAD GASKET

Part Number: CGT-C5014-040

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

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Water Neck Gasket, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: FEL-35720

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

Head Gasket, MLS, 4.190 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-040

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

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.098" MLS-5 HEAD GASKET

Part Number: CGT-C5477-098

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Estimated Ship Date: Monday 11/3/2025

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Head Gasket, MLS, 4.190 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-070

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Estimated Ship Date: Dec 30, 2025 if ordered today

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O-Ring, Universal, Each

Part Number: ADO-24100002

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Multi Purpose O-Ring, O-RING

Part Number: FEL-73193

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

• $50.00 Summit Bucks

Head Gasket, MLS, 4.160 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-098

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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Head Gasket, MLS, 4.160 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-066

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

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HEAD GASKET

Part Number: CGT-C15361-060

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Exhaust Gasket, Manifold, Steel Core Laminate, Chevy, 4.3L, Set

Part Number: FEL-MS95842

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/3/2025

• $50.00 Summit Bucks

Automatic Transmission Oil Pump Seal, Each

Part Number: ADO-3227

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

Timing Cover Seals, ACDelco Crankshaft Front Seals, Multi-Purpose Seal, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-4762N

Not Yet Reviewed

Estimated Ship Date: Monday 11/3/2025

GSKT KIT

Part Number: NAL-19207929

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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