2003 GMC SIERRA 1500 Parts and Accessories

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-411

5.0 out of 5 stars ( 9 )

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Wheels, Canyon, Aluminum, Polished, 16 in. x 8 in., 0.00mm Offset, 4.50 Backspace, 108.1mm Center Bore, 6 x 5.50 in. Bolt Pattern, Each

Part Number: MTW-226100412

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• Mfr. Rebate

Rebate Expires: 4/30/2026

Get $100 back after REBATE on a set of these Mickey Thompson Wheels! For details visit www.mickeythompsontires.com/offer ...Read More

Get $100 back after rebate on a set of four select Mickey Thompson Wheels! Get $200 back on a set of select Tires AND select Wheels bought together! Visit www.mickeythompsontires.com/offer for more information. Valid on purchases made between 3/15/26 and 4/30/26. Must be submitted online by 5/31/26. Allow 6-8 weeks for processing. Open to legal residents of the 50 United States and District of Columbia. Limit 1 rebate claim per household. Show Less

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Air Intake Kit, Momentum GT Pro Dry S, Polyethylene Tube, Black, Synthetic Filter, Gray, Cadillac, Chevy, GMC, 4.8L, 5.3L, 6.0L, Kit

Part Number: AFE-51-74101

4.67 out of 5 stars ( 3 )

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Valve Spring Kit, Beehive Springs, Steel Retainers, Locks, Seals, Kit

Part Number: CCA-26918CS-KIT

4.86 out of 5 stars ( 7 )

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Wheel, Legend, Aluminum, Chrome, 17 x 8.0 in., 6 x 5.50 in. Bolt Circle, 5.25 in. Backspace, Each

Part Number: VSW-141H7883C19

5.0 out of 5 stars ( 2 )

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Harmonic Balancer, Supercharger Performance, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, V8, Each

Part Number: PBB-PBO81190SC10

5.0 out of 5 stars ( 1 )

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.25 in., IFS Front, Set

Part Number: MGR-GM10-456IFS

5.0 out of 5 stars ( 2 )

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885342

5.0 out of 5 stars ( 6 )

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Alternator, Internal Regulator, 12 V, 145 amps, Natural Finish, Serpentine Pulley, Each

Part Number: SUM-810347

3.8 out of 5 stars ( 5 )

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Air Intake Kit, PowerCore, Polyethylene Tube, Black, Synthetic Filter, Blue, Cadillac, Chevy, GMC, Kit

Part Number: VNT-3585361

4.5 out of 5 stars ( 18 )

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Wheel, 8-Spoke, Steel, Chrome, 16 in. x 8 in., 6 x 5.5 in. Bolt Circle, 4.50 in. Backspace, Each

Part Number: USW-75-7860

5.0 out of 5 stars ( 2 )

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Step Bars, Nerf Bars, Oval Tube, Stainless Steel, Polished, Chevy, GMC, Dodge, Ford, for Nissan, Toyota, Pair

Part Number: WSA-22-5020

5.0 out of 5 stars ( 4 )

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Steering Box, New Steering Gear, Power Assist, Cast Iron, Natural, Cadillac, Chevrolet, GMC, Each

Part Number: LSC-11422

5.0 out of 5 stars ( 1 )

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Alternator, Street, 165 Amps, Natural Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-48247

4.67 out of 5 stars ( 3 )

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Wheel Hubs, Black, 6-Lug to 5-Lug, Chevrolet, GMC, Pair.

Part Number: DSR-030603DS

Not Yet Reviewed

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Power Steering Pump, Saginaw P Series, Integral Reservoir, Chrome, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: TFF-6162A

5.0 out of 5 stars ( 4 )

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Underdrive Harmonic Damper, 25% Underdrive, SFI 18.1, Chevrolet/GMC 4.8L/5.3L/6.0L Trucks/SUVs, Long Spacing, Each

Part Number: TFS-18012

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-390

3.0 out of 5 stars ( 2 )

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Pistons, Hypereutectic, Dish, 4.030 in. Bore, Cadillac, Chevy, GMC, Set of 8

Part Number: SLP-H857CP75MM

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Billet Rotor, 10-Vane, Automatic Transmission Pump, GM, 4L60E, 700R4, Each

Part Number: TCI-373400

5.0 out of 5 stars ( 2 )

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Tonneau Cover, TruXport, Soft Roll-up, Vinyl, Black, Chevy, GMC, 6.5 ft. Truck Bed Length, Each

Part Number: TRX-281101

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Nitrous Plate, OEM Injection Plate, Black, Wet, 0.500 in. Thick, GM, LS Throttle Body, Kit

Part Number: NOS-13437NOS

5.0 out of 5 stars ( 1 )

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Wheels, Method Race, MR703, Aluminum, Matte Bronze, 17 in. x 8.5 in., 6 x 5.5 in./139.7mm Bolt Circle, 6.130 in. Backspace, Each

Part Number: MTH-S1442

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Sway Bar, Gunmetal, Steel, Front, 1 3/8 in. Diameter, Chevy, GMC, Pickup, Kit

Part Number: BEL-5402

4.8 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Alternator, Street, 180 Amps, Natural Finish, Serpentine, Chevy, GMC, Hummer, Isuzu, Each

Part Number: PWM-8237

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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