2012 GMC SIERRA-1500 Differential & Rear-End Components

Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Chrysler 9.25 in., GM 8.5 in., Each

Part Number: YGA-55048

4.85 out of 5 stars ( 26 )

Estimated Ship Date: Today

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

Part Number: AAZ-66-1430

3.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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

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

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

Part Number: YGA-32332

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Kits, GM 8.6 in., 30-spline, 10-bolt, Rear, Cadillac, Chevy, GMC, Hummer, Isuzu, Kit

Part Number: SVL-2023879

Not Yet Reviewed

Estimated Ship Date: Today

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 3, 2025 if ordered today

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

Part Number: YGA-32018

Not Yet Reviewed

Estimated Ship Date: Today

Differential Bearing, Tapered Roller, Steel, Stock Replacement, GM, Each

Part Number: ADO-S1420

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Pinion Bearing Kit, PBK GM 8.6" 2009 & UP

Part Number: MGR-R10RLAPK

Not Yet Reviewed

Estimated Ship Date: Today

Rear Axle Shaft - Right & Left

Part Number: SVL-2023480

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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

Part Number: RNB-697-727

Not Yet Reviewed

Estimated Ship Date: Today

Front Drive Axle Inner Shaft Housing

Part Number: RNB-630-639

Not Yet Reviewed

Estimated Ship Date: Today

Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each

Part Number: MGR-085050

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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8.25IFS 07 & UP GM SIDE ADJUSTER LOCK _RING_DESIGN

Part Number: YGA-33356

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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9.25IFS GM '11 & UP SIDE BEARING ADJUSTER

Part Number: YGA-33358

Not Yet Reviewed

Estimated Ship Date: Dec 3, 2025 if ordered today

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Rear Axle Shaft - Right & Left

Part Number: SVL-2023479

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Drop Ship
• Special Order

4WD Actuator, Differential Actuator

Part Number: SPZ-ZTSM26060073

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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• Special Order

Differential Rebuild Kit, Active Spacer

Part Number: PWT-1950604SBS

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order