2012 GMC SIERRA-1500 Parts and Accessories

Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: ETN-913A481

4.85 out of 5 stars ( 135 )

Estimated Ship Date: Today

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• $75.00 Summit Bucks

Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

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• $75.00 Summit Bucks

Differential, GM 8.5/8.625 in., Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Rear, Each

Part Number: ADO-84554713

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• $20.00 Summit Bucks

Brake Boosters, ACDelco GM Genuine Parts Power Brake Booster, Hydraulic, Cadillac, Chevy, GMC, Each

Part Number: ADO-19432805

Not Yet Reviewed

Estimated Ship Date: Today

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• $20.00 Summit Bucks

Radiator, Exact Fit, OE, Aluminum/Plastic, Natural, Crossflow, Each

Part Number: ADO-21742

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2025 if ordered today

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• $20.00 Summit Bucks
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Valve Body Replacement Component, Automatic Transmission Controller, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-24275873

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Core Charge $100.00
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• $20.00 Summit Bucks
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Fuel Pumps, ACDelco GM Genuine Parts In-Tank Fuel Pumps, Electric In-Tank, No Sending Unit, Chevy, GMC, Each

Part Number: ADO-19420737

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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CRANKSHAFT

Part Number: ADO-12555637

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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• $20.00 Summit Bucks
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CalCat CARB Catalytic Converter

Part Number: WLK-84723

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Drop Ship
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• $20.00 Summit Bucks
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Exhaust System, Ultra Flow, Cat-Back, Stainless, Natural/Polished Tip, Chevy, GMC, 4.8, 5.3L, Kit

Part Number: WLK-39499

4.33 out of 5 stars ( 3 )

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• $20.00 Summit Bucks
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CARRIER ASM,FRT/RR DRV DIFF

Part Number: ADO-19210917

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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Fuel Pumps, ACDelco GM Genuine Parts In-Tank Fuel Pumps, Electric In-Tank, Sending Unit Included, Chevy, GMC, Each

Part Number: ADO-19420761

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Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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Axle Shafts, Direct Fit, ACDelco GM Genuine Parts Intermediate Axle Shafts, Steel, Rear, Cadillac, Chevy, GMC, Eac

Part Number: ADO-22874951

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Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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CRANKSHAFT ASM,.

Part Number: ADO-19431872

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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Torque Converters, Remanufactured, Stock, Lockup Compatible, 11.810 in. Diameter, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-17803851

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Core Charge $150.00
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• $20.00 Summit Bucks
• Special Order

Auto Trans Output Carrier

Part Number: ADO-24224747

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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• $20.00 Summit Bucks
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Differential Carrier Rebuild Kits and Spider Gears, Carrier Components, GM 8.5/8.625 in., Buick, Cadillac, Chevy, GMC, Isuzu, Olds, Sold as a Kit

Part Number: ADO-19178111

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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• $20.00 Summit Bucks
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CASE,DIFF

Part Number: ADO-14038087

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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Automatic Transmission Case, Aluminum, Natural, GM, Each

Part Number: ADO-24247300

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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Transmission Control Module

Part Number: ADO-24255209

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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GEAR KIT-FRT DIFF DRV PINION

Part Number: ADO-23114023

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
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GEAR KIT-FRT DIFF DRV PINION

Part Number: ADO-23114025

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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• $20.00 Summit Bucks
• Special Order