2012 GMC SIERRA-1500 Transmission & Drivetrain

Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885513

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Flexplate Bolts, 11mm x 1.50 in., 1.075 in. UHL, 12-point, for Transmission Swap, GM, LS with TH350/TH400/700R4 with Crank Flange Adapter, Set of 6

Part Number: PQX-1001284

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: MGR-R82RIFSL

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-GM95373

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 9.5 in., Chevy, GMC, Hummer, Saab, Rear, Set

Part Number: SPZ-36225

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.25 in., IFS, Set

Part Number: MGR-GM10-430IFS

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Reverse Ring Gear Rotation, GM 8.25 in., IFS, Set

Part Number: SPZ-36208

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Estimated Ship Date: Nov 17, 2025 if ordered today

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USA Standard Ring & Pinion gear set for GM 8.25" IFS Reverse rotation in a 4.88 ratio

Part Number: SPZ-36209

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Ring and Pinion Gear, 3.90:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36215

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

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Estimated Ship Date: Nov 17, 2025 if ordered today

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OUTPUT SHAFT SEAL

Part Number: NAL-22761722

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Estimated Ship Date: Feb 27, 2026 if ordered today

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Automatic Transmission Case Extension Seal, Rubber, Each

Part Number: ADO-24208660

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Estimated Ship Date: Today

Yukon Mechanics 3R U/Joint. 2.556" snap ring span, 1.125" cap diameter. Inside snap ring.

Part Number: YGA-42014

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Estimated Ship Date: Today

Differential Ring And Pinion Set

Part Number: RNB-697-303

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Estimated Ship Date: Nov 19, 2025 if ordered today

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USA Standard Ring & Pinion gear set for GM 9.25" IFS Reverse rotation in a 4.11 ratio

Part Number: SPZ-36283

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Ring and Pinion Gear, 5.13:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36220

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Ring and Pinion Gear, 4.88:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36219

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Differential Cross Shaft Bolt, Hex Head, Each

Part Number: MGR-12337979

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

High performance Yukon Ring & Pinion gear set for GM 8.25" IFS Reverse rotation in a 3.42 ratio

Part Number: YGA-24488

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Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.5/8.625 in., Set

Part Number: RNB-697-301

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Cover, Differential, Steel, Black, Cadillac, Chevrolet, GMC, Each

Part Number: RNB-697-727

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Estimated Ship Date: Today

Ring and Pinion Installation Kit, Complete, GM 9.5 in., Rear, Kit

Part Number: RMG-XL-1067-1

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.42 Ratio

Part Number: SVL-2020642

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Front Axle Shaft

Part Number: RNB-630-637

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Estimated Ship Date: Nov 19, 2025 if ordered today

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