2012 GMC SIERRA-1500 Transmission & Drivetrain

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: Today

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Differential Pinion Bearing, 1.375 in. Inside Diameter, Each

Part Number: TMK-HM88649

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Seal, Rubber, 20.69mm Inner Diameter, 4.20mm Width, Buick, Chevy, GMC, Hummer, Pontiac, Each

Part Number: NAL-12584922

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85456

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Filter Magnet, Transmission Pan, GM, Hummer, Isuzu, Saab, Saturn, Each

Part Number: ADO-29535617

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Bearing Race, Differential Pinion, 3.000 in. Diameter, Each

Part Number: TMK-HM89410

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

U-Joint, Spicer 1350 Universal Joint Style, Greasable, Steel, Round Plain Bearing Caps, AMC, Buick, Chevrolet, Dodge, Ford, GMC, Jeep, Pontiac, Each

Part Number: YGA-42010

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Estimated Ship Date: Today

Ring and Pinion Gear, 2.73:1 Ratio, GM 8.5/8.6, 10 Bolt Cover, 30 Spline, 10 Ring Gear Bolts, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: YGA-24490

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Transmission Filter, Gasket, 4L60E, Each

Part Number: WIX-58847

4.36 out of 5 stars ( 11 )

Estimated Ship Date: Today

Transmission Filter, Cadillac, Chevy, GMC, Hummer, Oldsmobile, 4L60E, Each

Part Number: FRM-FT1217B

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Hays Twister 3/4 Race Torque Converter 1984- 97 GM, 4L60/4L60E/700R4, 2400- 2800 RPM stall

Part Number: HAY-97-1G24Q

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Torque Converter Pulse Width Modulation Valve, Buick, Each

Part Number: ADO-24227792

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Fluid Dipsticks, Transmission Case Entry, Bellhousing Mount, Black Plastic Handle, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-24260606

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Estimated Ship Date: Today

SLIP YOKE

Part Number: RNB-697-560

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Estimated Ship Date: Today

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Differential Shims, Pinion Shim Type, Steel, Set

Part Number: MGR-1100

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

Performance Mini Spool (GM 8.5 - 30 Spline)

Part Number: SDH-10015388

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Estimated Ship Date: Today

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U-Joint, Lifetime Series, Spicer 1350 Style, Steel, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Olds, Pontiac, Each

Part Number: YGA-42021

Not Yet Reviewed

Estimated Ship Date: Today

Pinion Bearing, Tapered Cone, 1.875 in. I.D., Cadillac, Chevrolet, GMC, Dodge, Oldsmobile, Pontiac, Each

Part Number: TMK-HM804846

Not Yet Reviewed

Estimated Ship Date: Today

Differential Carrier Bearing, Steel, 3.062 in. Diameter, Each

Part Number: NTL-A36

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Flywheel And Flexplate Dust Covers, Flywheel Housing Inspection, Plastic, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-24261713

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 4.11:1 Ratio, Reverse Rotation, 1.625 in. Pinion, 30 Spline, GM 8.25 in. IFS, Set

Part Number: YGA-24153

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

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Axle Seal, Rear Outer, Buick, Cadillac, Chevy, GMC, Oldsmobile, Hummer, Isuzu, Saab, Each

Part Number: TMK-4762N

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Differential Carrier Rebuild Kits and Spider Gears, Open Differential Internal Kits, GM 9.25/9.25 IFS/9.5 in., 33-spline, 14-bolt, Chevy, Dodge, Kit

Part Number: MGR-GM95BI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wheel Hub Fasteners, Bolts, 14mm x 1.50 Thread, Steel, Natural, Front, Cadillac, Chevy, GMC, Hummer, Set of 3

Part Number: RNB-917-517

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Torque Converters, Remanufactured, OEM Style, 1.75 in. Slotted Hub, 3 Pad Mount, 12.50 in. Dia., 1,600-1,800 Stall, 30 Spline Input, Chevy, GMC, Each

Part Number: CCV-TQBU45

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Core Charge $45.00
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