HUMMER H3 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

SPEC Stage 1 Clutch Kits for 2004-2007 COLORADO, 2006-2010 H3 - SC941

Clutch Kit, Stage 1, Organic, Full Face/Sprung Hub, Chevy, Hummer, Kit

Part Number: SXC-SC941

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

USA Standard Gear Ring and Pinion Sets ZG GM7.5-456 GM 7.5/7.625 in. 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36201

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

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

Part Number: SPZ-36215

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

USA Standard Gear Ring and Pinion Sets ZG GM8.5-513 GM 8.5/8.6 in. 5.13 Gears

Ring and Pinion Gear, 5.13:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36220

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Melling Camshafts 22326

Melling Camshafts 22326

CAMSHAFT ENGINE

Part Number: MEL-22326

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Melling Camshafts 22327

CAMSHAFT ENGINE

Part Number: MEL-22327

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-323 GM 8.5/8.6 in. 3.23 Gears

Ring and Pinion Gears, 3.23:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36212

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

JET Stage 2 Computer Chips/Modules 20705S

Computer Chip/Module, Stage 2, Chevy, GMC, Hummer, Isuzu, Each

Part Number: JET-20705S

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Nitrous Express (NX) Nitrous Oxide Plates NP934

Nitrous Oxide Plates

Part Number: NEX-NP934

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Nitrous Express (NX) Nitrous Oxide Plates NP935

Nitrous Oxide Plate

Part Number: NEX-NP935

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

JET Stage 1 Computer Chips/Modules 20805

Computer Chip/Module, Stage 1, Chevy, GMC, Hummer, Isuzu, Each

Part Number: JET-20805

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Dorman Driveshafts for 2006-2010 H3 - 946-339

Driveshaft, Balanced, Assembled, Rear, Steel, Length 41.125 in., Diameter 2.750 in., Hummer, Each

Part Number: RNB-946-339

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3673TX9ZR

Timing Set, Single Roller Z Chain, Billet Steel Sprockets, Chevy, Center Distance Raised 0.390 in., 1-Bolt, Small Block LS2/LS3, 9 Key Way, Set

Part Number: CLO-9-3673TX9ZR

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Melling Camshafts 22309

CAMSHAFT ENGINE

Part Number: MEL-22309

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-308 GM 7.5/7.6 in. 3.08 Gears

Ring and Pinion Gears, GM 7.5/7.6 in., 3.08:1 Ratio, 27-spline, Standard Rotation, GM 7.5/7.6 in., Buick, Chevy, GMC, Hummer, Isuzu, Pontiac, Set

Part Number: SPZ-36193

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Hypertech REACT Off-Road Throttle Enhancers 105202

Throttle Response Enhancer, REACT Off-Road, Jeep, Each

Part Number: HYP-105202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Dorman Ring and Pinion Sets 697-303 GM 8.5/8.625 in. 4.10 Gears

Differential Ring And Pinion Set

Part Number: RNB-697-303

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Westin E-Series Step Bars for 2006-2010 H3 - 23-2860

Step Bars, Nerf Bars, E-Series, Stainless Steel, Polished, 3 in. Diameter, Hummer, Pair

Part Number: WSA-23-2860

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Vision Off-Road 398 Manx Gloss Black Wheels with Machined Lip 18x9

Wheel, 398 Manx, Aluminum, Gloss Black, 18 in. x 9.0 in., 6 x 5.50 in. Bolt Circle, 5.000 in. Backspace, Each

Part Number: VSW-3988983GBML0

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

Denso Alternators 211-6023

Alternator, First Time Fit

Part Number: DNP-211-6023

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

American Racing AR62 Outlaw II Silver Wheels 18x8

Wheels, AR62 Outlaw II Silver, 18 in. x 8.00 in., Aluminum, Machined Silver, 6 x 139.70mm Bolt Circle, 5.21 in. Backspacing, Each

Part Number: ARE-AR628883

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

SVL Drivetrain Ring and Pinion Gear Sets 2020642 GM 8.5/8.6 in. 3.42 Gears

Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.42 Ratio

Part Number: SVL-2020642

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

USA Standard Gear Bearing Kits ZBKGM8.6-B

8.6" GM 09 & up bearing & seal kit.

Part Number: SPZ-58013

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Fuel Off-Road Covert D694 Matte Black Wheels 18x9

Wheels, Covert D694, 18 x 9, Aluminum, Matte Black, 6 x 139.7mm Bolt Pattern, -12mm Offset, 4.530 in, Backspace, Each

Part Number: FLW-D69418908445

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

KMC KM541 Dirty Harry Textured Black Wheels 18x8.5

Wheels, KM541 Dirty Harry Textured Black Wheels, 18 in. x 8.50 in., Aluminum, Matte Black, 6 x 139.70mm Bolt Circle, 5.46 in. Backspacing, Each

Part Number: KMC-54188568718

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

HUMMER H3 Parts and Accessories