2003 CHEVROLET SILVERADO 2500 HD Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options

Yukon Gear & Axle Differential Pinion Yokes YY GM14T-1350-30S

Differential Pinion Yoke, 1350, Strap Style, 30 Spline, Steel, GM 10.5 in., Each

Part Number: YGA-41179

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Tilton ST-246 Twin Disc Clutch Kits 55-1004

Tilton ST-246 Twin Disc Clutch Kits 55-1004

Clutch Assembly, ST-246 Twin Disc, 9.7 in. Dia., Sprung Organic, w/Billet Flywheel, LS 6-bolt, 850 lbs.-ft. Capacity, Tremec T56 , TKO, Chevy, Kit

Part Number: TIL-55-1004

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco Transmission Fluid Dipstick Seals 01259475

Transmission Fluid Dipstick Components, Seals, Tube Grommet, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: ADO-1259475

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Richmond Gear EXCel Ring and Pinion Sets GM105410 GM 10.5 in. (14-bolt) 4.10 Gears

Ring and Pinion Kit

Part Number: RMG-GM105410

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

McLeod Pilot Bearings and Bushings 8605

Pilot Bearing, Roller, Steel, Chevy, V8, 1 1/8 in. Input Shaft Diameter, Each

Part Number: MCL-8605

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco Neutral Safety And Backup Light Switches 19540535

Neutral Safety and Backp Light Switches, ACDelco Neutral Safety and Backup Light Switches, Steel/Plastic, Chevrolet, GMC, Each

Part Number: ADO-19540535

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Powertrax No-Slip Traction Systems GM 10.5 Inch (14-bolt) 9207053000

Differential, No-Slip Traction System, 30-Spline, GM 10.5 in., Each

Part Number: PWT-92-0705-3000

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco Automatic Transmission Fluid Pan Magnets 29535617

Filter Magnet, Transmission Pan, GM, Hummer, Isuzu, Saab, Saturn, Each

Part Number: ADO-29535617

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Motive Gear Differential Bearing Kits R11.5R

Ring and Pinion Installation Kit, AAM, 11.5 in., 14-Bolt, Kit

Part Number: MGR-R11-5R

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Timken Pinion Bearings HM804846

Pinion Bearing, Tapered Cone, 1.875 in. I.D., Cadillac, Chevrolet, GMC, Dodge, Oldsmobile, Pontiac, Each

Part Number: TMK-HM804846

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Yukon Gear & Axle U-Joints YUJ178

U-Joint, Spicer 1350 Universal Joint Style, Greasable, Steel, Round Plain Bearing Caps, AMC, Buick, Chevrolet, Dodge, Ford, GMC, Jeep, Pontiac, Each

Part Number: YGA-42010

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Moog Premium U-Joints 330

Universal Joint, 1410 Style, Greasable, Steel, Each

Part Number: MOG-330

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco GM Genuine Parts Multi-Purpose Seals 15823962

Axle Seal, Rear, 10.5 in. Ring Gear, 3.939 in. Outside Diameter, 2.854 in. Inside Diameter, Each

Part Number: ADO-291-319

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Chevrolet Performance Oil Seals 12584922

Oil Seal, Rubber, 20.69mm Inner Diameter, 4.20mm Width, Buick, Chevy, GMC, Hummer, Pontiac, Each

Part Number: NAL-12584922

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco Transmission Solenoids 19139322

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

Part Number: ADO-214-1892

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Yukon Gear & Axle 30 Spline Differential Carrier Cases GM 10.5 Inch (14-bolt) YC G6258336

Differential Carrier Cases, GM 10.50 in. 30 Spline, 4.10 and Down Ratio, Each

Part Number: YGA-20100

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco Driveshaft Center Support Bearings 19312073

Drive Shaft Center Support, Chevy, GMC, Each

Part Number: ADO-HB88508A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco GM Genuine Parts Transmission Vent Tubes 25892279

Vent, Transfer Case, Each

Part Number: ADO-25892279

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Timken Taper Bearing Cups LM102910

Bearing Race, Front Wheel Inner, 2.891 in. Diameter, Each

Part Number: TMK-LM102910

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Timken Pinion Bearings HM88649

Differential Pinion Bearing, 1.375 in. Inside Diameter, Each

Part Number: TMK-HM88649

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

ACDelco Gold Automatic Transmission Fluid Filters 29537965

Automatic Transmission Filter, Allison 1000, Chevy, GMC, 6.6L Diesel, Each

Part Number: ADO-29537965

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Yukon Gear & Axle Differential Carrier Rebuild Kits and Spider Gears YPKGM11.5-PC-DG1

Yukon Dura Grip Clutch Kit for Chrysler/AAM 11.5"

Part Number: YGA-16185

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Pacific Performance Engineering Oil Pan Drain Plugs 114052201

Magnetic Drain Plug for OEM Oil Pan M12-1.75 x 25mmL, Each

Part Number: PPE-114052201

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air