2012 GMC SIERRA-1500 Transmission & Drivetrain

Automatic Transmission Bushings, Extension Housing, GM Transmission, Each

Part Number: DUR-GMT-3-2TG

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Estimated Ship Date: Today

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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CV Joint Boot, Duraflex, Neoprene, 3 Clamps Included, Front, with Grease, Each

Part Number: MEV-DX554

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Universal Joint Strap Kit, Steel, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: ADO-45U0505

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901691

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Ring and Pinion Gear Installation Kit, Minimum Installation Kit, 30 Spline, GM 8.6 in., Kit

Part Number: YGA-12059

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Pinion Nut, Steel, Each

Part Number: YGA-33152

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: NTN-WE60747

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14097

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885411IFS

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Driveshaft, Balanced, Assembled, Rear, Aluminum, Length 75.375 in., Diameter 4.000 in., Each

Part Number: RNB-946-337

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pinion Nut, Steel, Each

Part Number: MGR-1260823

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Ring and Pinion Installation Kit, GM 8.625 in., Kit

Part Number: MGR-R10RLAT

Not Yet Reviewed

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U-Joint, Spicer 1350 To GM 3RL/S44/Mechanics 3/American Axle 1344 Combination, Greasable, Steel, Each

Part Number: YGA-42001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885456

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pinion Bearing Race, 2.844 in. Diameter, Each

Part Number: TMK-HM88610

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Bearing Race, Differential Pinion, 3.750 in. Diameter, Cadillac, Each

Part Number: TMK-HM804810

Not Yet Reviewed

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Differential Clutch, Carbon Fiber Pack, Rear, Open, GM, 9.5 in., Set

Part Number: YGA-16058

Not Yet Reviewed

Estimated Ship Date: Today

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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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Universal Joint, Steel, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-23104840

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• $20.00 Summit Bucks

Ring and Pinion Installation Kit, Master Kit, GM, 8.25 in. IFS, Kit

Part Number: MGR-R82RIFSLMK

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Estimated Ship Date: Today

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Cross Pin, GM, 10-Bolt, 8.5 in. Each

Part Number: MGR-14006401

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Estimated Ship Date: Today

Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16041

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Torque Converter, Holeshot, 2,800-3,200 rpm Stall Range, Chevy, 700R4, Each

Part Number: BMM-70421

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Estimated Ship Date: Today

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Ring and Pinion Installation Kit, Basic, GM 8.6 in., Front/Rear, Kit

Part Number: MGR-R10RLA

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Estimated Ship Date: Today

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