2012 GMC SIERRA-1500 Parts and Accessories

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-308

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Estimated Ship Date: Today

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Fan, Electric, Dual, Black Plastic Blades, Shroud, Cadillac, Chevy, GMC, Each

Part Number: RNB-620-654

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Oversize $10.99

Transmission Bellhousing, New, Aluminum, 4L60E, 4L65E, 4L70E, Each

Part Number: ADO-24206953

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Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885488

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-GM10-273

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Leaf Spring Leveling Kit, Slam Air, Adjustable Air Springs, For Lowered Trucks, Rear, Lowered 4-6 in. Pair

Part Number: AIR-59209

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Exhaust System, Cat-back, Stainless, One Muffler, Side Exit, for 143.5 in. Wheelbase, Chevy, GMC, 4.8L, 5.3L

Part Number: WLK-39495

4.24 out of 5 stars ( 25 )

Estimated Ship Date: Today

• Free Shipping
• $50.00 Summit Bucks

Gear, Ring and Pinion, 3.23:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24493

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Camshaft, Hydraulic Roller Tappet, Duration @ .050 in. 193/193, Lift .482/482, Chevy, LS, 4.8, 5.3L, Each

Part Number: MEL-MC1390

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Step Bars, Magnum RT Gen 2, Steel, Black Textured Finish, Chevrolet, GMC, Pair

Part Number: RPT-GTS16CH

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Brake Rotors, Slotted, Dimpled, Iron, Silver Anti-Corrosion Finish, Front, Cadillac, Chevy, GMC, Pickup, SUV, Pair

Part Number: EBC-GD7372

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901711

5.0 out of 5 stars ( 1 )

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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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

Suspension Helper Springs, Pro Series, Rear, Black Powdercoated, Chevy, GMC, Pair

Part Number: HEL-61912

4.44 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Wheels, KM722 Technic Series, Satin Black, 20 in. x 9.00 in, Aluminum, 6 x 5.50 in. Bolt Circle, 5.71 in. Backspacing, Each

Part Number: KMC-72229068718

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Camshaft, Hydraulic Roller Tappet, Advertised Duration 291/311, Lift .573/.558, Chevy, Small Block, LS

Part Number: CCA-54-602-11

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping
• $100.00 Summit Bucks

Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Black Anodized, 11-Bolt Pattern, Chevy, LS, 6.0L, 6.2L, 7.0L, Each

Part Number: HLY-241-362

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Tires, Ridge Grappler, LT 275/55-20, Radial, Blackwall, T Speed Rating, 117 Load Index, Each

Part Number: NIT-217670

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Control Arms, Forged, Aluminum, Red, Front Upper, Chevrolet, GMC, Pair

Part Number: ROU-10025RED

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Battery, Endurance Series, AGM, 12 V, Deep Cycle/Starting, 880 Cold Cranking Amps, Top Terminals, Right Side Positive, Each

Part Number: BRL-B48-H6-L3

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• Free Shipping

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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Valve Spring Kit, Beehive Springs, Steel Retainers, Locks, Seals, Kit

Part Number: CCA-26915CS-KIT

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Camshafts, LST Series Solid Roller, Advertised Duration 298/312, Lift 0.672/0.688, Chevrolet, GMC, Hummer, Isuzu, Saab, Small Block LS, Each

Part Number: CCA-54-317-11

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $100.00 Summit Bucks

Camshaft, KIT-ENGINE CAMSHAFT/LIFTER

Part Number: MEL-CL-MC1401

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Estimated Ship Date: Today

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