2012 GMC SIERRA-1500 Gaskets & Seals

Valve Cover Gasket, Chevy, LS, Pair

Part Number: SUM-G2603

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

Timing Cover Seal, Each

Part Number: TMK-100470

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/4/2025

Rear Main Seal, 1-Piece, PTFE, Each

Part Number: TMK-100085

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Flange Gasket, Cadillac, Chevy, GMC, Each

Part Number: WLK-31718

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 8/4/2025

Timing Cover Seal, Each

Part Number: TMK-9845

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/4/2025

Automatic Transmission Torque Converter Seal, Rubber, Buick, Pontiac, Each

Part Number: ADO-24202535

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 8/4/2025

• $20.00 Summit Bucks

Differential Cover Gasket, Cork, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-23020

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 8/4/2025

Oil Cooler Block Off Plate Gasket, GM, LS, Each

Part Number: NAL-12611384

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Flange Gasket, Graphite Coated Metal Core, 3.060 in. O.D., Cadillac, Chevy, GMC, Each

Part Number: WLK-31554

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 8/4/2025

Head Gasket, Steel Core Laminate, Chevy, Isuzu, GMC, Oldsmobile, Pontiac, 4.3L, V6, Each

Part Number: FEL-9354PT1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Valve Stem Seal, Metal with Molded Rubber, Hat Style, GM. LS Engine, Set of 8

Part Number: MAH-SS45921

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

Transmission Seal, Rear, Buick, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-24232325

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

• $20.00 Summit Bucks

Pinion Seal, GM 8.5, 8.6, Each

Part Number: YGA-30163

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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

Part Number: APH-8408

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

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 8/4/2025

Transmission Seal, Rear, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: ADO-24238076

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

• $20.00 Summit Bucks

RETAINER,CR/SHF FRT OIL SEAL

Part Number: ADO-5200

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Flange and Donut Gaskets, Fits 2.813 in. Exhaust Pipe Diameter, for use on Acura®, for Nissan, Chevy, Ford, GMC, Mercury, Olds, Pontiac, Each

Part Number: APH-8762

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

Differential Pinion Seal

Part Number: MGR-8610

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Drop Ship
• Special Order

Axle Housing Cover Gasket, Axle Housing Cover Gasket

Part Number: FEL-RDS55040

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Gasket, Manifold, Steel, Chevrolet, 4.3L, V6, Pair

Part Number: MAH-MS12407

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Special Order

Timing Cover Gasket Set, Chevy, GMC, V6

Part Number: FEL-TCS46100

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Special Order

Valve Stem Seals, Positive Stop, Chevrolet, GMC, 4.3L, V6, Set of 12

Part Number: FEL-SS728611

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

• Special Order

RETAINER,CR/SHF FRT OIL SEAL

Part Number: ADO-710648

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025