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2003 GMC SIERRA-1500-HD Differential & Rear-End Components

Individual Parts

Results 1 - 25 of 26

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

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

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Differential, Lock-Right, Locker, 33-Spline, GM, 9.2 in./9.5 in., Each

Part Number: PWT-1950-LR

4.75 out of 5 stars ( 4 )

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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 )

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Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14097

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 20, 2025 if ordered today

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Estimated Ship Date: Oct 20, 2025 if ordered today

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.25 in., IFS Front, Set

Part Number: MGR-GM10-456IFS

5.0 out of 5 stars ( 2 )

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Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Chevy, Dodge, GMC, Hummer, Ram, Each

Part Number: YGA-26025

5.0 out of 5 stars ( 2 )

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Ring and Pinion Gears, 5.13:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: YGA-24063

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 17, 2025 if ordered today

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Estimated Ship Date: Oct 17, 2025 if ordered today

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

Part Number: MGR-GM10-390

3.0 out of 5 stars ( 2 )

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

Part Number: MGR-GM10-308

Not Yet Reviewed

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Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885411IFS

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

Differential Carrier, Positraction, Clutch-type, 33-spline, Chevy, GMC, Hummer, Each

Part Number: SUM-730988

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Ring and Pinion Gears, 5.13:1 Ratio, 29-spline, Standard Rotation, Thick Cut Ring Gear, Dana 60, Set

Part Number: YGA-24607

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Differential Carrier, Open, Loaded, GM/Chrysler 9.25/9.50 in. 33 Spline, Each

Part Number: YGA-20097

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Estimated Ship Date: Oct 20, 2025 if ordered today

Ring and Pinion Gears, 5.38:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: YGA-24064

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Reverse Ring Gear Rotation, GM 9.25 in., IFS, Set

Part Number: YGA-24165

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.25 in. IFS, Kit

Part Number: YGA-14095

5.0 out of 5 stars ( 1 )

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Axle Housing, Front, 4WD, Chevy, GMC, Each

Part Number: ADO-12479295

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Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885373IFS

4.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885488IFS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.25 in., Set

Part Number: MGR-G885342IFS

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

USA Standard Master Overhaul kit GM, 9.25 in. IFS, Kit

Part Number: SPZ-37061

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Estimated Ship Date: Oct 3, 2025 if ordered today

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Estimated Ship Date: Oct 3, 2025 if ordered today

Differential Carrier, Stock Replacement, Cast Iron, GM 8.5/8.625 in., 30-Spline, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: RNB-697-909

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Spider Gears, Side Gears, Cross Shaft Pin, Eaton Posi Carrier Style, Rear, GM 9.5 in., 33-spline, Kit

Part Number: YGA-16057

Not Yet Reviewed

Estimated Ship Date: Oct 17, 2025 if ordered today

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Ring and Pinion Gears, 4.88:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: YGA-24062

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Estimated Ship Date: Oct 17, 2025 if ordered today

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