CHEVROLET AVALANCHE Gaskets & Seals - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Mahle Original Valve Stem Seals SS45920

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

Part Number: MAH-SS45920

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ACDelco Transmission Rear Seals 08673526

Transmission Seal, Rear, Ethylene Acrylic, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-8673526

4.2 out of 5 stars ( 5 )

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Cometic MLS Head Gaskets C5751-098

Cometic MLS Head Gaskets C5751-098

Head Gasket, MLS, 4.060 in. Bore, .098 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-098

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Estimated Ship Date: May 28, 2026 if ordered today

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Motive Gear Differential Cover Gaskets 3993593

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

Part Number: MGR-3993593

5.0 out of 5 stars ( 3 )

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Cometic MLS Head Gaskets C5751-070

Head Gasket, MLS, 4.060 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-070

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Timken Wheel Seals 710648

Axle Shaft Seal, 2.415 in. Outside Diameter, 1.250 in. Inside Diameter, .551 in. Width, Buick, Cadillac, Chevrolet, GMC, Isuzu, 8.25" IFS Each

Part Number: TMK-710648

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Fel-Pro Water Neck Gaskets 35720

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

Part Number: FEL-35720

5.0 out of 5 stars ( 1 )

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Cometic MLS Head Gaskets C5475-054

.054" MLS-5 HEAD GASKET

Part Number: CGT-C5475-054

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Chevrolet Performance Power Steering Fitting O-Rings 26001594

O-Ring, Power Steering O-Ring Seal, Rubber, Each

Part Number: NAL-26001594

1.0 out of 5 stars ( 1 )

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Cometic MLS Head Gaskets C5477-098

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.098 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-098

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ACDelco Crankshaft Front Seals 19340212

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

Part Number: ADO-4762N

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Chevrolet Performance Exhaust Manifold Donut Seals 15077362

Exhaust Manifold Seal, Steel, Ring, 3 in. Chevy, Each

Part Number: NAL-15077362

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Cometic Head Gaskets C15361-060

HEAD GASKET

Part Number: CGT-C15361-060

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Cometic Header and Exhaust Manifold Gaskets C5818HTS

Exhaust Gasket Pair, .060" HTS EXHAUST GASKET PAIR , GM LS1 SB 5.3,5.7&6.0L

Part Number: CGT-C5818HTS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 28, 2026 if ordered today

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Cometic MLS Head Gaskets C5476-051

.051" MLS HEAD GASKET

Part Number: CGT-C5476-051

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Cometic MLS Head Gaskets C5475-030

Head Gasket, MLS, 3.910 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5475-030

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Cometic MLS Head Gaskets C5318-030

Head Gasket, MLS, 4.160 in. Bore, .030 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-030

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ATP Automatic Transmission Rear Seals CO-36

Transmission Extension Housing Seal, Steel with Rubber Insert, Cadillac, Chevy, GMC, Isuzu, Automatic, Each

Part Number: ATP-CO36

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ACDelco Water Neck and Thermostat Housing Seals 12587397

Water Neck Gaskets and O-Rings, Water Neck and Thermostat Housing Seals, EPDM Rubber, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12587397

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Dorman Grommet Assortment Kits 49929

Grommet Assortment Kits, Airbox, Black, Rubber, Buick, Cadillac, Chevy, Dodge, GMC, Jeep, Ford, Set of 6

Part Number: RNB-49929

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Cometic MLS Head Gaskets C5318-098

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

Part Number: CGT-C5318-098

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Cometic MLS Head Gaskets C5751-092

Head Gasket, MLS, 4.060 in. Bore, .092 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5751-092

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Cometic MLS Head Gaskets C5317-036

Head Gasket, MLS, 4.130 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-036

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Cometic MLS Head Gaskets C5317-051

Head Gasket, MLS, 4.130 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-051

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Cometic MLS Head Gaskets C5318-066

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

Part Number: CGT-C5318-066

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