2003 CHEVROLET SILVERADO 1500 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options

Spicer Drivetrain Products Differential Cover Bolts 34279

Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

Not Yet Reviewed

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National Bearing Automatic Transmission Selector Shaft Seals 8792S

Seal, Automatic Transmission Shift Shaft, Steel/Rubber, GM, Each

Part Number: NTL-8792S

3.67 out of 5 stars ( 3 )

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Richmond Gear Differential Carrier Bearing Shim Kits 38-0006-1

Differential Side Bearing Spacer; Differential Carrier Shims; For Ford 7.5 in./GM 7.5 in./GM 8.5 in./GM 8.2 in

Part Number: RMG-3800061

4.53 out of 5 stars ( 15 )

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USA Standard Gear Master Overhaul Kits ZK GM8.25IFS-B

USA Standard Master Overhaul kit for the '99 and newer GM 8.25" IFS differential

Part Number: SPZ-37053

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

ACDelco GM Genuine Parts Wheel Bearings 19312485

Wheel Bearing, GM Genuine Part, Rear, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-513067

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Spicer Drivetrain Products Slip Yokes 2-3-12051X

Slip Yoke Assembly 1330 Series

Part Number: SDH-2-3-12051X

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ACDelco Automatic Transmission Shift Shaft Seals 19340257

Automatic Transmission Shift Shaft Seal, Nitrile, Buick, Cadillac, Chevy, Each

Part Number: ADO-8792S

1.0 out of 5 stars ( 2 )

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Yukon Gear & Axle Ring Gear Bolts YSPBLT-019

Ring Gear Bolt, Hex Head, 7/16-20 in. Thread Size, Steel, Black, Each

Part Number: YGA-33049

5.0 out of 5 stars ( 2 )

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Timken Differential Bearings SET42

Differential Carrier Bearing, Steel, Each

Part Number: TMK-SET42

3.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Trac Loc Positraction Internals YPKGM8.5-P-30

Spider Gear Kit, Positraction Differential, GM 8.5 in., 8.6 in., Aftermarket Yukon Dura/Eaton, 30 Spline, Kit

Part Number: YGA-16053

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Motive Gear Ring and Pinion Sets GM9.5-456 GM 9.5 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 9.5 in., 14-Bolt, Truck, Set

Part Number: MGR-GM9-5-456

4.5 out of 5 stars ( 2 )

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Dorman 4WD Differential Actuators 600-101

Front Axle Actuator, Electric, Cadillac, Chevy, GMC, Full Size Pickup/SUV, Each

Part Number: RNB-600-101

4.38 out of 5 stars ( 8 )

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Pioneer 168-Tooth Flexplate FRA-471HD

FLEXPLATE ASSEMBLY

Part Number: PIO-FRA-471HD

Not Yet Reviewed

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ACDelco GM Genuine Parts Automatic Transmission Pans 24229658

Automatic Transmission Pan, Steel, Natural, Buick, Cadillac, Chevy, GMC, Isuzu, Oldsmobile, Pontiac, Each

Part Number: ADO-24229658

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Hays Heavy-Duty 153-Tooth Flexplate 10-012

Flexplate, Performance, Neutral Balance,153 Tooth, Chevy, V8, Each

Part Number: HAY-10-012

Not Yet Reviewed

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USA Standard Gear ZG Series Ring and Pinion Sets ZG GM8.25-411R GM 8.25 in. IFS 4.11 Gears

Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Reverse Ring Gear Rotation, GM 8.25 in., IFS, Set

Part Number: SPZ-36207

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Timken Pinion Bearing Races HM803110

Pinion Bearing Race, Fits Bearing with 3.500 in. Outside Diameter, Each

Part Number: TMK-HM803110

Not Yet Reviewed

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ACDelco Transmission Solenoids 19139322

Transmission Solenoids, TCC/Lock-up Solenoid, GM, Each

Part Number: ADO-214-1892

5.0 out of 5 stars ( 3 )

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Yukon Gear & Axle 1541H Alloy Axles YA G12471369

Axle Shaft, Rear, 1541H Alloy, 30 Spline, 33.750 in. Length, GM 8.6, ChevyGMC, Pickup/SUV, Each

Part Number: YGA-21240

4.4 out of 5 stars ( 5 )

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Dorman Driveshafts 976-799

Drive Shaft, Rear Driveshaft Assembly

Part Number: RNB-976-799

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-221 GM 8.25 in. IFS/GM 8.625 in. 4.56 Gears

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

Part Number: MGR-MGK-221

Not Yet Reviewed

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USA Standard Gear ZG Series Ring and Pinion Sets ZG GM8.5-308 GM 8.5/8.6 in. 3.08 Gears

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

Part Number: SPZ-36211

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Motive Gear Differential Carrier Shim Kits GM10MSK

Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit

Part Number: MGR-GM10MSK

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ATP Automatic Transmission Filter Kits B-174

Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B174

4.75 out of 5 stars ( 4 )

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ACDelco Automatic Transmission Shift Shaft Seals 08657163

Automatic Transmission Shift Shaft Seals, OEM-style, Steel/Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-8657163

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