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2003 GMC SIERRA 1500 HD Transmission & Drivetrain

Individual Parts

Results 176 - 200 of 449

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 Pinion Bearing Kit (Cup/Cone) - Dana 60/70

Part Number: SDH-706045X

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Flywheel Bolts, 12pt Head, M11 x 1.5 in., 0.800 in. UHL, 8740 Chromoly, Black, LS, Set of 6

Part Number: PQX-1001282

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Transmission Vent Tubes, ACDelco GM Genuine Parts Transmission Vent Tubes, Steel, Silver, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-24200374

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Differential Crush Sleeve; Fits GM 8.5 in.

Part Number: RMG-19-0004-1

5.0 out of 5 stars ( 1 )

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Ring and Pinion Gears, GM 8.5/8.6 in., 4.88:1 Ratio, 30-spline, Standard, Must Use 2.73:1 or Numerically Higher Ratio Carrier, GM 8.5/8.6 in., Set

Part Number: SVL-2023704

5.0 out of 5 stars ( 1 )

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Pinion Nut, Steel, Each

Part Number: MGR-1260823

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Differential Inner Gear Kit; GM 9.5 - 33 Spline, Open Diff

Part Number: SVL-2023880

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Replcement Springs, Powertrax No-Slip, Kit

Part Number: PWT-8001001KAV

4.93 out of 5 stars ( 15 )

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Axle Seal, Rear, GM 9.5 in., Chevy, GMC, Hummer, Each

Part Number: ADO-291-316

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Transfer Case Component, Transfer Case To Transmission Extension Gasket, Cadillac, Chevy, GMC, Hummer, Each

Part Number: RNB-917-562

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Carrier Shims, Steel, GM 9.5 in., Kit

Part Number: YGA-55003

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Flexplate Bolt, Steel, Black Oxide, 10mm x 1.50 Thread, Hex, 1.400 in. Underhead, Chevrolet, Each

Part Number: NAL-11589040

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 9.25 in., IFS, Set

Part Number: MGR-G895456IFS

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Yoke, Driveshaft, Replacement, Cadillac, Chevrolet, GMC, Hummer, Truck, Each

Part Number: ADO-12471638

Not Yet Reviewed

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Universal Joint, Steel, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-23104840

Not Yet Reviewed

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Gear, Ring and Pinion, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-810

Not Yet Reviewed

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Transfer Case Rebuild Kit, Bearing Kit, New Venture 246, Cadillac, Chevrolet, GMC, Kit

Part Number: SPZ-71674

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Rear Driveshaft

Part Number: RNB-946-023

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Transmission Control Solenoid, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SMP-TCS13

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Transmission Filter, Inline, Hose Barbs, fits 5/16 in. Lines, 2 Hoses, 4 Clamps, Kit

Part Number: ATP-JX150

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Drain Plug, Steel, Stock Replacement, Each

Part Number: ADO-24233099

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission Filter, Chevrolet, GMC, Each

Part Number: ADO-TF329

Not Yet Reviewed

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Transmission Control Solenoid, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: SMP-TCS39

Not Yet Reviewed

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Wheel Bearing Seal, Rear, Cadillac, Chevy, GMC, Hummer, Each

Part Number: TMK-710105

Not Yet Reviewed

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