2012 GMC SIERRA-1500 Gaskets & Seals

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: Today

.040" MLX HEAD GASKET

Part Number: CGT-C5014-040

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

.098" MLS-5 HEAD GASKET

Part Number: CGT-C5477-098

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

O-Ring, Universal, Each

Part Number: ADO-24100002

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

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

Part Number: CGT-C5319-070

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

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: Today

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

Part Number: CGT-C5318-098

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Multi Purpose O-Ring, O-RING

Part Number: FEL-73193

Not Yet Reviewed

Estimated Ship Date: Today

HEAD GASKET

Part Number: CGT-C15361-060

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: CGT-C5318-066

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FEL-MS95842

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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: Today

• $20.00 Summit Bucks

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

Part Number: TMK-710648

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Head Set, Chevy, 6.0L, 6.2L, Set

Part Number: FEL-HS26192PT4

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Head Gasket, MLS, 4.190 in. Bore, .056 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-056

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

.040" MLS HEAD GASKET

Part Number: CGT-C15509-040

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.190 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-051

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.160 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-027

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Head Gasket, MLS, 4.160 in. Bore, .036 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5318-036

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

.051" MLS HEAD GASKET

Part Number: CGT-C5476-051

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Exhaust Pipe Gasket

Part Number: FEL-61287

Not Yet Reviewed

Estimated Ship Date: Today

Automatic Transmission Oil Pump Seal, Each

Part Number: ADO-3227

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Automatic Transmission Oil Rings, Turbine Shaft Seals, PTFE®, Chevrolet, THM700-R4, 4L60, MD8, 4L65E, 4L70E, Each

Part Number: ADO-8667035

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

EGR Gasket, Steel Core Laminate, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: FEL-70947

Not Yet Reviewed

Estimated Ship Date: Today