2003 GMC SIERRA 1500 HD - In Stock Filter Options - Vendor In Stock Filter Options Parts & Accessories

Summit Racing™ Off-Road-8 Wheels 16x8

Wheel, Off-Road-8, 16 x 8 in., Aluminum, Black, 4.5 in. Backspace, 8 x 165.1mm Bolt Pattern, Each

Part Number: SUM-56-6881SB0

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Cloyes Race Billet True Roller Timing Sets 9-3659X3R

Cloyes Race Billet True Roller Timing Sets 9-3659X3R

Timing Set, Double Roller, Billet Steel Crank Sprocket, Iron Cam Sprocket, 0.390 in. Raised Cam, Chevy, LS1/LS2/LS6, Set

Part Number: CLO-9-3659X3R

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Dorman Steering Column Shift Mechanisms 905-120

Shift Mechanism, Steering Column Replacement Component, Each

Part Number: RNB-905-120

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Fox 2.0 Shocks FOX98224606

Shock, FOX 2.0 Performance Series IFP, Front, Chevy, GMC, 4WD, 7.0 in. Lifted

Part Number: BDX-FOX98224606

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

Cloyes Gear Timing Chains 9-3659X3-5

Timing Set

Part Number: CLO-9-3659X3-5

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

Ultra Wheel 164 Series Matte Black Wheels 16x8

Wheel, 164 Series, Aluminum, Matte Black, 16 in. x 8 in., 8 x 6.5 in. Bolt Circle, 3.750 in. Backspace, Each

Part Number: UWC-164-6882B

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

EBC Greenstuff Elite SUV and Light Truck Organic Brake Pads DP61305

Brake Pads, Greenstuff 6000 Series, Front, Chevy, GMC, Hummer, Pickup, SUV, Van, Set

Part Number: EBC-DP61305

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Standard Motor Power Door Lock Actuators DLA-639

Power Door Lock Actuator, Replacement, Front Left, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: SMP-DLA639

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

Coverlay Manufacturing Dash Covers 18-597-LGR

Dash Pad Cover, ABS/Thermoplastic, Light Gray, Chevrolet, GMC, Each

Part Number: CVY-18-597-LGR

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

Chevrolet Performance Door Latch Assemblies 15110643

Door Latch Assembly, Stock Type, Steel/Plastic, Front Left, Buick, Cadillac, Chevrolet, GMC, Pontiac, Each

Part Number: NAL-15110643

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2026 if ordered today

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Estimated Ship Date: Jun 2, 2026 if ordered today

ACDelco GM Genuine Parts Disc Brake Rotors 15942195

Brake Rotor, Original Equipment, Solid Surface, Cast Iron, Natural, Each

Part Number: ADO-177-1038

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

MaxTrac Suspension Leveling Kits 880713

Leveling Kit, Front, Torsion Keys, 1-3 in., Chevy, GMC, RWD, 4WD, Kit

Part Number: MXT-880713

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

MagnaFlow Universal Catalytic Converters 99209HM

Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99209HM

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Dorman Steering Knuckles 697-906

Steering Knuckle, Cast Iron, Black, Passenger Side Front, GM, Pickup, SUV, Each

Part Number: RNB-697-906

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Dorman Steering Knuckles 697-907

Steering Knuckle, Cast Iron, Black, Driver Side Front, GM, Pickup, SUV, Each

Part Number: RNB-697-907

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

MaxTrac Suspension Lowering Springs 250920-6

Lowering Springs, Front, Gray Powdercoated, 2 in. Drop, Chevy, GMC, V6, Pair

Part Number: MXT-250920-6

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

ACDelco Gold Friction-Ready Disc Brake Calipers 19383385

Disc Brake Caliper, Friction Ready, OEM Replacement, Natural, Each

Part Number: ADO-18FR1379N

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

General Grabber Arctic Tires 245/75-16

TIRES, 245/75R16, Grabber Arctic, Studdable, Each

Part Number: GTI-15503330000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Gear Installation Kits XL-2006-1

Ring and Pinion Installation Kit, Complete, GM 9.25 in. IFS, Front, Kit

Part Number: RMG-XL-2006-1

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

Coverlay Manufacturing Dash Covers 18-597-BLK

Dash Pad Cover, ABS/Thermoplastic, Black, Chevrolet, GMC, Each

Part Number: CVY-18-597-BLK

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

General Grabber STX2 Tires 255/70-16

Tire, Grabber STX2, 255/70-16, All-Season, Radial, Solid White Letters, 10.20 in. Section Width, S Speed Rating, SL Load, 2,403 lbs. Max Load, Each

Part Number: GTI-04509410000

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

Yukon Gear & Axle Differential Pinion Yokes YY GM12470384

Yokes, 30 Spline, 1350 U-Joint, 3.625 in. Snap Ring Span, 1.188 in. Cap Diameter, Outside Snap Ring, GM 9.5, Each

Part Number: YGA-41070

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Dorman Instrument Cluster Upgrade Kits 10-0103B

Gauge Faces, Instrument Cluster Upgrade, White Face, Chevy, GMC, Each

Part Number: RNB-10-0103B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Sherman Truck Bed Repair Panels SHE901-60AR

Truck Bed Repair Panel, Steel, Black EDP Coated, Chevrolet, GMC, Each

Part Number: SHI-901-60AR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Eaton Master Differential Installation Kits K-GM9.5-97

Ring and Pinion Installation Kit, GM 9.5 in., Rear, Chevrolet, GMC, Kit

Part Number: ETN-K-GM95-97

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

2003 GMC SIERRA 1500 HD Parts and Accessories