2003 CHEVROLET SILVERADO 2500 HD Transmission & Drivetrain

Differential Carrier, Positraction, 30-spline, Steel, Rear, Chevy, GMC, GM 10.5 in. 14-bolt, Each

Part Number: SUM-730987

5.0 out of 5 stars ( 1 )

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

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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 )

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

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Automatic Transmission Controller, TapShifter, Chevy, GMC, Allison 1000, Kit

Part Number: FLE-S0054

5.0 out of 5 stars ( 1 )

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

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Ring & Pinion Gear, 5.13 Ratio, GM, 10.5 in., 14-Bolt, Set

Part Number: YGA-24139

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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• Special Order

Yoke, Slip Yoke, 30/31-Spline, Steel, Spicer 1410, Driveshaft, Transmission, Each

Part Number: SDH-3-3-01683X

5.0 out of 5 stars ( 1 )

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

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MASTER AXLE DIFFERENTIAL BEARING AND SEAL KIT

Part Number: SDH-10038965

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Wheel Bearing and Hub Assembly, Supreme, Steel, Natural, Each

Part Number: MEV-H515086

1.0 out of 5 stars ( 1 )

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

Automatic Transmission Shifter Cable, Black Jacket, Eyelet Ends, 140.00 in. Overall Length, Chevy, GMC, Each

Part Number: ATP-Y1286

3.67 out of 5 stars ( 3 )

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

Transmission Filter, Direct Fit, Chevy, GMC, Allison 1000, Sump Filter. Kit

Part Number: SUM-G19014F

2.0 out of 5 stars ( 1 )

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

Differential Carrier Rebuild Kits and Spider Gears, Open Differential Internal Kits, GM 9.25/9.25 IFS/9.5 in., 33-spline, 14-bolt, Chevy, Dodge, Kit

Part Number: MGR-GM95BI

5.0 out of 5 stars ( 1 )

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

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Internal Wiring Harness, Upgrade, GM, Style Harness, Each

Part Number: TCI-276610

Not Yet Reviewed

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

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Automatic Transmission Filter, Chevy, GMC, Hummer, Allison 1000, Kit

Part Number: SUM-G19013

Not Yet Reviewed

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

Wheel Bearing and Hub Assemblies, Steel, Natural, Front, Chevy, GMC, Hummer, Each

Part Number: SKF-BR931000

4.5 out of 5 stars ( 2 )

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

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.750 in. Pinion, 30 Spline, 10.500 in. Ring Gear, GM 14 Bolt, Set

Part Number: YGA-24135

Not Yet Reviewed

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

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Differential Cover Bolt, Hex-flange Head, Steel, Black, GM, 8mm x 1.25 in., Each

Part Number: YGA-33572

5.0 out of 5 stars ( 1 )

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

Transmission Filter, Direct-Fit, Kit

Part Number: ATP-B174

4.75 out of 5 stars ( 4 )

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

Ring and Pinion Kit

Part Number: RMG-GM115410

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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• Special Order

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

Part Number: ADO-8657163

Not Yet Reviewed

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

Transfer Case Shift Linkage, GM Genuine Parts, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-22847405

5.0 out of 5 stars ( 3 )

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

Differential Cover, Aluminum, Natural, Finned, B&M Logo, GM 10.5 in., 14-Bolt Cover, Each

Part Number: BMM-70501

4.55 out of 5 stars ( 11 )

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

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U-Joint, Lifetime Series, Spicer 1350 Style, Steel, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Olds, Pontiac, Each

Part Number: YGA-42021

Not Yet Reviewed

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

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, Chrysler 11.5 in., GM 11.5 in., Set

Part Number: SPZ-36162

5.0 out of 5 stars ( 1 )

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

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Universal Joint Clamps, Steel, Pair

Part Number: MOG-530-10

4.91 out of 5 stars ( 11 )

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

• $20 Summit Bucks

Clutch Kit, RST Street Twin Clutch, Two Discs, 1.125 in. - 10-spline, Organic Disc, Pressure Plate, Billet Steel Flywheel, Chevrolet, GMC, Kit

Part Number: MCL-6405504

Not Yet Reviewed

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

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Axle C-Clips, One kit Per Axle, Steel, GM, Assortment 1 Thick,1 thin, Kit

Part Number: RNB-81050

4.57 out of 5 stars ( 7 )

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