2012 GMC SIERRA-1500 Parts and Accessories

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.25 in., IFS Front, Set

Part Number: MGR-GM10-456IFS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 28, 2025 if ordered today

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Tire, Baja Boss A/T, 265/65-18, Radial, Blackwall, Each

Part Number: MTT-53820

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Domestic Street Pro Kit, Top End Gasket Kit, GM LS 4.8L/5.3L Truck/Van 2001-2010

Part Number: CGT-PRO1040T-045

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Estimated Ship Date: Today

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Air Compressor, Load Controller II, 12 V DC, Self-Leveling Switch, Air Lines, Fittings, Wiring Harness, Kit

Part Number: AIR-25856

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Estimated Ship Date: Today

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Computer Programmer, Cadillac, Chevy, GMC/Hummer, Pickup/SUV, Each

Part Number: JET-15008

3.33 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Air Springs, Ride Control, Rear, Chevy, GMC, Pickup, RWD/4WD, Kit

Part Number: AIR-59565

4.89 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Headache Rack, Steel, Black Powdercoated, Chevy, GMC, Kit

Part Number: WSA-57-8025

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Oversize $44.99

Wheels, KM552 IMS, Matte Bronze, Simulated Beadlock, 18 in. x 9.0 in., Aluminum, 6 x 5.5 in. Bolt Circle, 5.00 in. Backspace, 0.00 Offset, Each

Part Number: KMC-S1744

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Wheels, KM552 IMS, Machined, Black Simulated Beadlock, 18 in. x 9.0 in., Aluminum, 6 x 5.5 in. Bolt Circle, 5.00 in. Backspace, +30.00 Offset, Each

Part Number: KMC-S1674

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Receiver Hitch, Class V, 2 in. Receiver, Carbide Powdercoated, Chevy, GMC, Each

Part Number: CHT-15323

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Oversize $15.99

Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32121

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 9.5 in., 14-Bolt, Truck, Set

Part Number: MGR-GM9-5-456

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Throttle Response Enhancer, PedalMonster, Molex MX64, 6 Way, Stand Alone, iDash 1.8, DataMonster, SuperGauge, Mobile Phone App, Each

Part Number: GBE-64311

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885342

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Steering Wheels, Replacement, Ebony Leather Grip, Ebony Plastic Spokes, 6.880 in. Dish, 15 3/8 in. Diameter, Chevrolet, GMC, Each

Part Number: ADO-22947783

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $20.00 Summit Bucks

Thermostat Housing, O-Ring Style, Billet Aluminum, Natural, 160 Degree Thermostat, Chevrolet, Gen V LT, Each

Part Number: GRN-530160

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Estimated Ship Date: Today

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Ignition Coils, MOD Series, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac Saab, Set of 8

Part Number: NGK-49471

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Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 9.5 in., 14-Bolt, Truck, Set

Part Number: MGR-GM9-5-410

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Brake Rotors and Ceramic Pads, 1-Click, Drilled/Slotted, Front/Rear Disc Brakes, Cadillac, Chevy, GMC, Kit

Part Number: PWR-K2070

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Alternators and Generators, Elite Series Alternators, 12 V, 250 amps, Black/Natural, Serpentine Pulley, Buick, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: MEH-8302250

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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MOJAVE 17X8.5 6X139.7 +25 Matte Black W Matte Black Ring 95.1 2500lb

Part Number: LKW-S0350

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Axle Shafts, GM Genuine Parts, CV-style, 33-spline Outer, Steel, 25.50 in. Length, Front, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-85083496

Not Yet Reviewed

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• $20.00 Summit Bucks

Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885430

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Wheel, Ram 1500, 22 in. x 9 in., Gloss Black, 6 x 5.5 in./139.7mm Bolt Circle, +18mm Offset, Each

Part Number: VXW-S732

Not Yet Reviewed

Estimated Ship Date: Today

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Control Arms, R-Series, Stock Style, Forged Steel, Black, Front Left Upper, Cadillac, Chevy, GMC, Each

Part Number: MOG-RK100214

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• $25.00 Summit Bucks