2012 GMC SIERRA-1500 Transmission & Drivetrain

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900341

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Transmission Dipstick, Braided Stainless Steel, Natural, Transmission Mount, 4L60E, Each

Part Number: LOK-TD-34L60ETM

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Automatic Transmission Filter, Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, Each

Part Number: ADO-24208576

4.94 out of 5 stars ( 18 )

Estimated Ship Date: Today

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

Part Number: AAZ-66-1430

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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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Differential Cover, 10-bolt, Steel, Chrome, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-32017

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Automatic Transmission Pan, Stock, Steel, Chrome, GM, 700R4, 4L60E, Each

Part Number: TCI-378011

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Automatic Transmission Fluid Control Valve, Plastic/Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-24230298

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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

Part Number: HAY-10-012

Not Yet Reviewed

Estimated Ship Date: Today

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U-Joint, Spicer 1350-1410 Style, Steel, Each

Part Number: YGA-42006

5.0 out of 5 stars ( 3 )

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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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885373

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Differential Carrier, Open, Loaded, GM 8.6 in. 30 Spline, Each

Part Number: YGA-20098

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: ADO-24206953

Not Yet Reviewed

Estimated Ship Date: Today

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Differential Cover, 14-bolt, Steel, Natural, GM 9.5 in., Each

Part Number: YGA-32333

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

RING AND PINION W INSTALL KIT

Part Number: MGR-MGK-223

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Automatic Transmission Bushings, GM, Rolls-Royce, Sabb, Avanti, 700R4/4L60E/4L65E/4L70E, Each

Part Number: DUR-TK-23HP

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Universal Joint, Super Strength, 1344 Style, Greasable, Steel, Each

Part Number: MOG-235

4.34 out of 5 stars ( 44 )

Estimated Ship Date: Today

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: Today

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Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-430

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Differential Shims, Carrier, Steel, Kit

Part Number: MGR-SS10

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

Transmission Bracket, Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: BMM-20462

4.97 out of 5 stars ( 29 )

Estimated Ship Date: Today

Transmission Fluid Dipsticks, Midnight Series Flexible Braided Stainless, Transmission Case Entry, 12.00 in. Length, Chevy, GMC, 6L80E, 6L90E, Each

Part Number: LOK-XTD-36L80TM

Not Yet Reviewed

Estimated Ship Date: Today

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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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Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: YGA-24159

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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