2012 GMC SIERRA 1500 Transmission & Drivetrain

Differential, Eaton Detroit Locker, 33-Spline, GM, 9.5 in., 14-Bolt, Each

Part Number: ETN-225C135A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-225

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Differential, Eaton Detroit Locker, 30-Spline, GM, 8.5 in., Each

Part Number: ETN-187C148A

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 19, 2026 if ordered today

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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

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Hays Twister 3/4 Race Torque Converter 1998- UP GM, 4L60E/4L65E, 3600-4200 RPM stall

Part Number: HAY-97-1H36Q

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Torque Converter, Holeshot, 2,800-3,200 rpm Stall Range, Chevy, Pontiac, LS1 Engine from 1997 to 2003 with a 4L60E, 4L65E, Each

Part Number: BMM-70442

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 12, 2026 if ordered today

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Torque Converter, Twister Full Race, 2,400-2,800 RPM Stall Speed Range, 30 Spline, 9.600 in. Diameter, 11.125 BC, 4L60-E/4L65-E, Various Makes, Each

Part Number: HAY-97-1H24F

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Driveshaft, Balanced, Assembled, Rear, Aluminum, Length 89.720 in., Diameter 5.000 in., Chevrolet, GMC, Each

Part Number: RNB-946-199

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Ring and Pinion Gears, with Installation Kit, GM 8.25 in, IFS, GM 8.5 in. Rear, 4.30 Gear Ratio, Kit

Part Number: MGR-MGK-224

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Axle Assembly, Remanufactured, Open, 3.42:1 Ratio, Each

Part Number: ZUD-RAA440-130

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Axle Assembly, Remanufactured, Open, 3.42:1 Ratio, Each

Part Number: ZUD-RAA440-131A

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Axle Assembly, Remanufactured, Open, 3.73:1 Ratio, Each

Part Number: ZUD-RAA440-131B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 10, 2026 if ordered today

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Axle Assembly, Remanufactured, Open, 3.08:1 Ratio, Each

Part Number: ZUD-RAA440-131D

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Estimated Ship Date: Feb 10, 2026 if ordered today

• Core Charge $400.00
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