2004 GMC - Free Shipping on Orders Over $109 at Summit Racing

Dorman 4WD Differential Actuators 600-115XD

4WD Disconnect, 4 Wheel Drive Axle Disconnect Assembly

Part Number: RNB-600-115XD

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Yukon Gear & Axle Spider Gear Kits YPKGM14T-P-30-DG

Differential Carrier Rebuild Kit, GM 10.5 in. (14-Bolt), Rear, Open Carrier, Dura Grip, Chevy, GMC, Kit

Part Number: YGA-16167

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Richmond Gear Pro Gear Ring and Pinion Sets 79-0013-1 Dana 60 5.38 Gears

Gear, Ring and Pinion, 5.38:1 Ratio, Dana 60, Set

Part Number: RMG-7900131

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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KMC KM235 Grenade Crawl Series Machined Beadlock Wheels 17x8.5

Wheels, KM235 Grenade Crawl Series Machined Beadlock, 17 in. x 8.50 in., Aluminum, Silver, 6 x 139.70mm Bolt Circle, 4.75 in. Backspacing, Each

Part Number: KMC-23578560500

Not Yet Reviewed

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Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: YGA-24159

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ATI Super Damper Serpentine Series Harmonic Balancers ATI918657

Harmonic Balancer, Super Damper HTD Drive, Internal Balance, 7.48 in. Diameter, Aluminum/Steel, Black, Laser Etched Markings, Chevy, 4.8-6.0L, Each

Part Number: ATI-918657

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Motive Gear Ring and Pinion Sets GM10-273 GM 8.5/8.6 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-GM10-273

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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MBRP XP Series Exhaust Systems S5010409

Exhaust System, XP Series, Cat-Back, 409 Stainless Steel, Split Side Exit, Natural, Polished Tip, Chevy, GMC, Pickup, V8, Kit

Part Number: MBR-S5010409

Not Yet Reviewed

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MechMan Elite Series Alternators 8206320B

MechMan Elite Series Alternators 8206320B

Alternators and Generators, Elite Series Alternators, 12 V, 320 amp, Serpentine, Gloss Black, Buick, Cadillac, Chevy, GMC, Hummer, Olds, Pontiac, Each

Part Number: MEH-8206320B

Not Yet Reviewed

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Dorman Air Suspension Conversion Kits 949-527

Suspension Conversion Kit, Air to Coil, Front and Rear, Cadillac, Chevy, GMC, Kit

Part Number: RNB-949-527

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Standard Motor Remanufactured Diesel Fuel Injector Pumps IP22

Fuel Pump, Remanufactured Diesel Fuel Injector Pumps, Mechanical, 12 V, Injection, Chevy, GMC, Each

Part Number: SMP-IP22

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

Gibson Single Exhaust Systems 315547

Exhaust, Swept Side, Cat-Back, Steel, Aluminized, Polished Stainless Tip, Chevy, GMC, 6.0, 8.1L

Part Number: GIB-315547

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Flowmaster American Thunder Exhaust Systems 17328

4.5 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Air Lift Load Controller II Air Compressors 25856

Air Compressor, Load Controller II, 12 V DC, Self-Leveling Switch, Air Lines, Fittings, Wiring Harness, Kit

Part Number: AIR-25856

Not Yet Reviewed

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PowerStop Z36 Truck and Tow Brake Upgrade Kits for 2003-2020 EXPRESS 2500, SAVANA 2500 - K2025-36

Brake Rotors/Pads, Truck and Tow, Drilled/Slotted, Iron, Zinc Plated, Front/Rear, Chevy, GMC, Kit

Part Number: PWR-K2025-36

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Fleece Performance PowerFlo In-Tank Lift Pump Assemblies FPE-PF-GM-0104

PowerFlo Lift Pump for 2001-2004 GM Duramax

Part Number: FLE-FPE-PFGM0104

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

ACDelco Transmission Bellhousings 29540491

Transmission Bellhousing, New, Aluminum, Allison, 1000, 1000-M74, Each

Part Number: ADO-29540491

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PowerStop Z17 Evolution Plus Stock Replacement Brake Kits with Calipers KCOE2010A

Disc Brake Kits, Stock Replacement, Front and Rear, Solid Surface Rotors, Natural Cast Iron Calipers, Chevy, GMC, Kit

Part Number: PWR-KCOE2010A

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 Differential Carriers 84596523

DIFFERENTIAL ASM-.

Part Number: ADO-84596523

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

QA1 Pro Coilover Systems GS401-10650C

Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: QA1-GS401-10650C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.6 Inch 546097

Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, Chevrolet, GMC, Pontiac, 8.6 in., Each

Part Number: AUB-546097

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

PowerStop Z36 Truck and Tow Brake Upgrade Kits with Calipers KC2020-36

Brake Rotors, Pads, Red Calipers, Drilled/Slotted Rotors, Truck/Tow Pads, Front, Cadillac, Chevy, GMC, Hummer

Part Number: PWR-KC2020-36

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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aFe BladeRunner Exhaust Manifolds 46-40024

Exhaust Manifolds, BladeRunner, Ductile Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair

Part Number: AFE-46-40024

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Air Lift LoadLifter 5000 Ultimate Air Spring Kits 88205

Suspension Air Springs, Load Lifter 5000, Rear, Chevy, GMC, Kit

Part Number: AIR-88205

Not Yet Reviewed

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Hellwig Anti-Sway Bars 7800

Sway Bar, Rear, Gray Hammertone, Chromoly Steel, 1 1/8 in. Diameter, Chevy, GMC, Pickup, Kit

Part Number: HEL-7800

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Ridetech Strongarms Tubular Control Arms 11383699

Control Arms, StrongArm, Steel, Black Powdercoated, Chevy, GMC, Pickup, Front Upper, Pair

Part Number: ART-11383699

Not Yet Reviewed

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2004 GMC Parts and Accessories