853+ 2003 Chevrolet Express 3500 Engine & Drivetrain Parts - Page 29

Engine & Drivetrain (853 products)

Cometic GM LS Gen-3/4 Small Block V8 .027in MLS Cylinder Head Gasket - 3.970in Bore

Cometic Gasket

Part # C5476-027

Fits All Trims

Cometic GM LS Gen-3/4 Small Block V8 .027in MLS Cylinder Head Gasket - 3.970in Bore

$97.74

Cometic GM LS Gen-3/4 Small Block V8 .140in MLS Cylinder Head Gasket - 4.100in Bore

Cometic Gasket

Part # C5489-140

Fits All Trims

Cometic GM LS Gen-3/4 Small Block V8 .140in MLS Cylinder Head Gasket - 4.100in Bore

$249.06

Granatelli 96-22 GM LS Tall Valve Cover w/Angled Coil Mounts - Black Wrinkle (Pair)

Granatelli Motor Sports

Part # 640362

Fits All Trims

Granatelli 96-22 GM LS Tall Valve Cover w/Angled Coil Mounts - Black Wrinkle (Pair)

$239.41

URO Parts

Part # GM1419631

Fits All Trims

Engine Crankshaft Cover

$51.38

Yukon Gear High Performance Gear Set For Dana 80 in a 4.88 Ratio

Yukon Gear & Axle

Part # YG D80-488

Fits All Trims

Yukon Gear High Performance Gear Set For Dana 80 in a 4.88 Ratio

$638.89

Yukon Gear Replacement Pinion Nut Washer For Dana 80

Yukon Gear & Axle

Part # YSPPN-031

Fits All Trims

Yukon Gear Replacement Pinion Nut Washer For Dana 80

$9.89

MAHLE Original Am General Hummer 98-96 Oil Pan Drain Plug

Victor Reinz

Part # B45828

Fits All Trims

MAHLE Original Am General Hummer 98-96 Oil Pan Drain Plug

$14.22

USA Standard Replacement Ring & Pinion Gear Set For Dana 60 in a 3.54 Ratio

Yukon Gear & Axle

Part # ZG D60-354

Fits All Trims

USA Standard Replacement Ring & Pinion Gear Set For Dana 60 in a 3.54 Ratio

$416.89

Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio

Yukon Gear & Axle

Part # YG D70-373

Fits All Trims

Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio

$868.89

ACL Chevy V8 LS Gen III/IV .010 Oversized Main Bearing Set

ACL

Part # 5M7299H-010

Fits All Trims

ACL Chevy V8 LS Gen III/IV .010 Oversized Main Bearing Set

$181.73

Yukon Gear Master Overhaul Kit For GM 98+ 14T Diff

Yukon Gear & Axle

Part # YK GM14T-C

Fits All Trims

Yukon Gear Master Overhaul Kit For GM 98+ 14T Diff

$656.89

Cometic Ford/GM 1986+ Fuel Injector O-Ring - 8 Pack

Cometic Gasket

Part # C15383

Fits All Trims

Cometic Ford/GM 1986+ Fuel Injector O-Ring - 8 Pack

$18.42

Yukon Gear Rplcmnt Standard Open Loaded Carrier For Dana 70-Super / GM Express Van & Savannah Rear

Yukon Gear & Axle

Part # YC G8892385

Fits All Trims

Yukon Gear Rplcmnt Standard Open Loaded Carrier For Dana 70-Super / GM Express Van & Savannah Rear

$1535.89

Yukon Gear High Performance Gear Set For Dana 70 in a 4.56 Ratio

Yukon Gear & Axle

Part # YG D70-456

Fits All Trims

Yukon Gear High Performance Gear Set For Dana 70 in a 4.56 Ratio

$642.89

Nitrous Express

Part # 20933-12

Fits All Trims

Nitrous Express GM LS 102mm Nitrous Plate Kit (50-400HP) w/12lb Composite Bottle

$1725.68

Pioneer Cable

Part # DA-3510

Fits All Trims

HARMONIC BALANCER

$101.94

Dorman

Part # 929-725

Fits All Trims

U-Bolt Repair Kit

$43.17

Yukon Gear Replacement Standard Open Carrier Case For Dana 80 / 4.10+

Yukon Gear & Axle

Part # YC D707062

Fits All Trims

Yukon Gear Replacement Standard Open Carrier Case For Dana 80 / 4.10+

$566.89

Yukon Gear Steel Spool For Dana 80 w/ 35 Spline Axles / 4.10+

Yukon Gear & Axle

Part # YP FSD80-4-35

Fits All Trims

Yukon Gear Steel Spool For Dana 80 w/ 35 Spline Axles / 4.10+

$846.89

Yukon Gear Dura Grip Positraction For 10.5in GM 14 Bolt Truck / 4.10 & Down

Yukon Gear & Axle

Part # YDGGM14T-3-30-1

Fits All Trims

Yukon Gear Dura Grip Positraction For 10.5in GM 14 Bolt Truck / 4.10 & Down

$1212.89

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Express 3500?

This page groups parts listed for the 2003 Chevrolet Express 3500. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What engine & drivetrain options are available for my 2003 Chevrolet Express 3500?

We offer a wide selection of engine & drivetrain parts for the 2003 Chevrolet Express 3500. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2003 Chevrolet Express 3500?

We carry parts from trusted brands including Yukon Gear & Axle, Cometic Gasket, King Engine Bearings, Clevite, and ACL, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 Chevrolet Express 3500 parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2003 Chevrolet Express 3500 parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2003 Chevrolet Express 3500(2,937 parts)

Shop by Problem

Other Chevrolet Express 3500 Years

2003 Chevrolet Express 3500(2,937 parts)

Shop by Problem

Other Chevrolet Express 3500 Years

Engine & Drivetrain (853 products)

Cometic GM LS Gen-3/4 Small Block V8 .027in MLS Cylinder Head Gasket - 3.970in Bore

Cometic GM LS Gen-3/4 Small Block V8 .140in MLS Cylinder Head Gasket - 4.100in Bore

Granatelli 96-22 GM LS Tall Valve Cover w/Angled Coil Mounts - Black Wrinkle (Pair)

Engine Crankshaft Cover

Yukon Gear High Performance Gear Set For Dana 80 in a 4.88 Ratio

Yukon Gear Replacement Pinion Nut Washer For Dana 80

MAHLE Original Am General Hummer 98-96 Oil Pan Drain Plug

USA Standard Replacement Ring & Pinion Gear Set For Dana 60 in a 3.54 Ratio

Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio

ACL Chevy V8 LS Gen III/IV .010 Oversized Main Bearing Set

Yukon Gear Master Overhaul Kit For GM 98+ 14T Diff

Cometic Ford/GM 1986+ Fuel Injector O-Ring - 8 Pack

Yukon Gear Rplcmnt Standard Open Loaded Carrier For Dana 70-Super / GM Express Van & Savannah Rear

Yukon Gear High Performance Gear Set For Dana 70 in a 4.56 Ratio

Nitrous Express GM LS 102mm Nitrous Plate Kit (50-400HP) w/12lb Composite Bottle

HARMONIC BALANCER

U-Bolt Repair Kit

Yukon Gear Replacement Standard Open Carrier Case For Dana 80 / 4.10+

Yukon Gear Steel Spool For Dana 80 w/ 35 Spline Axles / 4.10+

Yukon Gear Dura Grip Positraction For 10.5in GM 14 Bolt Truck / 4.10 & Down

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Express 3500?

What engine & drivetrain options are available for my 2003 Chevrolet Express 3500?

What brands make parts for the 2003 Chevrolet Express 3500?

How fast do 2003 Chevrolet Express 3500 parts ship?

What warranty do your 2003 Chevrolet Express 3500 parts come with?