2012 GMC SIERRA-1500 Transmission & Drivetrain

Axle Seal, Steel/Rubber, GM 8.5/8.625 in., 2.848 in. O.D., 1.623 in. I.D., Each

Part Number: ADO-291-315

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Flexplate Bolts, 11mm x 1.5 Thread, 12-Point, .880 Length, GM Gen III/IV, Set of 6

Part Number: PQX-1003907

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Flexplate, Performance, Neutral Balance,153 Tooth, Chevy, V8, Each

Part Number: HAY-10-012

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

DIFFERENTIAL COVER

Part Number: YGA-29114

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Carrier Shims, Steel, Ford 8.8 in., GM, 8.0, 8.6, 8.75, 8.875 in., Kit

Part Number: YGA-55002

4.79 out of 5 stars ( 19 )

Estimated Ship Date: Monday 9/15/2025

Wheel Bearing and Hub Assemblies, GM Genuine Parts, Steel, Natural, Front, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-84856653

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Crosspin Bolt, 5/16 in. Hex Head, Each

Part Number: YGA-33067

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Chevy, Dodge, GMC, Hummer, Ram, Each

Part Number: YGA-26025

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

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

Part Number: SPZ-36217

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 9.5 in., Set

Part Number: YGA-24167

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Wheel Bearing, GM Genuine Part, Stamped Steel, 1.614 in. Bore Diameter, 2.795 in. O.D., Chevrolet, Each

Part Number: ADO-RW20-10

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Wheel Bearing, GM Genuine Part, Rear, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-513067

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Wheel Bearing and Hub Assembly, Steel, Natural, Cadillac, Chevy, GMC, Each

Part Number: ADO-515096A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Transmission Fluid Dipstick Components, Seals, Tube Grommet, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-1259475

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/15/2025

Wiring Harness, EZ-TCU Transmission Controller Main Harness, Each

Part Number: TCI-30261

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Ring Gear Bolt, Hex Head, 7/16-20 in. Thread Size, Steel, Black, Each

Part Number: YGA-33049

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Axle Shafts, New CV Drive Axles, Front, Cadillac, Chevrolet, GMC, Each

Part Number: AAZ-66-1430HD

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Automatic Transmission Clutch Friction Plate Kit, 0.016 in. and 0.020 in. Thickness, 6L80, 6L90, Cadillac, Chevrolet, GMC, Set of 5

Part Number: ADO-24248008

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Automatic Transmission Governor Cover, Stainless Steel, Natural, 700R4, TH350, TCI Logo, Each

Part Number: TCI-316860

3.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/15/2025

Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85308

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

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

Part Number: MGR-G885273

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Ring and Pinion Gears, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: SVL-2023698

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Universal Joint Clamps, Steel, Pair

Part Number: MOG-530-10

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/15/2025

Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Torque Converters, Twister Full Race, 3,200-3,600 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, 4L60-E/4L65-E/4L80-E, NV3500, Chevy, GMC, Each

Part Number: HAY-97-1H32F

Not Yet Reviewed

Estimated Ship Date: Oct 3, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order